toplev.h: Do not include diagnostic-core.h.

2010-07-08  Manuel López-Ibáñez  <manu@gcc.gnu.org>

	* toplev.h: Do not include diagnostic-core.h.
	Include diagnostic-core.h in every file that includes toplev.h.
	* c-tree.h: Do not include toplev.h.
	* pretty-print.h: Update comment.
	* Makefile.in: Update dependencies.
	* alias.c: Include diagnostic-core.h in every file that includes
	toplev.h.
	* attribs.c: Likewise.
	* auto-inc-dec.c: Likewise.
	* bb-reorder.c: Likewise.
	* bt-load.c: Likewise.
	* caller-save.c: Likewise.
	* calls.c: Likewise.
	* cfg.c: Likewise.
	* cfganal.c: Likewise.
	* cfgbuild.c: Likewise.
	* cfgcleanup.c: Likewise.
	* cfghooks.c: Likewise.
	* cfgloop.c: Likewise.
	* combine.c: Likewise.
	* config/alpha/alpha.c: Likewise.
	* config/arc/arc.c: Likewise.
	* config/arm/arm.c: Likewise.
	* config/arm/pe.c: Likewise.
	* config/avr/avr.c: Likewise.
	* config/bfin/bfin.c: Likewise.
	* config/cris/cris.c: Likewise.
	* config/crx/crx.c: Likewise.
	* config/darwin-c.c: Likewise.
	* config/darwin.c: Likewise.
	* config/fr30/fr30.c: Likewise.
	* config/frv/frv.c: Likewise.
	* config/h8300/h8300.c: Likewise.
	* config/host-darwin.c: Likewise.
	* config/i386/i386.c: Likewise.
	* config/i386/netware.c: Likewise.
	* config/i386/nwld.c: Likewise.
	* config/i386/winnt-cxx.c: Likewise.
	* config/i386/winnt-stubs.c: Likewise.
	* config/i386/winnt.c: Likewise.
	* config/ia64/ia64-c.c: Likewise.
	* config/ia64/ia64.c: Likewise.
	* config/iq2000/iq2000.c: Likewise.
	* config/lm32/lm32.c: Likewise.
	* config/m32c/m32c-pragma.c: Likewise.
	* config/m32c/m32c.c: Likewise.
	* config/m32r/m32r.c: Likewise.
	* config/m68hc11/m68hc11.c: Likewise.
	* config/m68k/m68k.c: Likewise.
	* config/mcore/mcore.c: Likewise.
	* config/mep/mep-pragma.c: Likewise.
	* config/mep/mep.c: Likewise.
	* config/mmix/mmix.c: Likewise.
	* config/mn10300/mn10300.c: Likewise.
	* config/moxie/moxie.c: Likewise.
	* config/pa/pa.c: Likewise.
	* config/pdp11/pdp11.c: Likewise.
	* config/picochip/picochip.c: Likewise.
	* config/rs6000/rs6000-c.c: Likewise.
	* config/rs6000/rs6000.c: Likewise.
	* config/rx/rx.c: Likewise.
	* config/s390/s390.c: Likewise.
	* config/score/score.c: Likewise.
	* config/score/score3.c: Likewise.
	* config/score/score7.c: Likewise.
	* config/sh/sh.c: Likewise.
	* config/sh/symbian-base.c: Likewise.
	* config/sh/symbian-c.c: Likewise.
	* config/sh/symbian-cxx.c: Likewise.
	* config/sol2-c.c: Likewise.
	* config/sol2.c: Likewise.
	* config/sparc/sparc.c: Likewise.
	* config/spu/spu.c: Likewise.
	* config/stormy16/stormy16.c: Likewise.
	* config/v850/v850-c.c: Likewise.
	* config/v850/v850.c: Likewise.
	* config/vax/vax.c: Likewise.
	* config/vxworks.c: Likewise.
	* config/xtensa/xtensa.c: Likewise.
	* convert.c: Likewise.
	* cse.c: Likewise.
	* cselib.c: Likewise.
	* dbgcnt.c: Likewise.
	* dbxout.c: Likewise.
	* ddg.c: Likewise.
	* dominance.c: Likewise.
	* emit-rtl.c: Likewise.
	* explow.c: Likewise.
	* expmed.c: Likewise.
	* fixed-value.c: Likewise.
	* fold-const.c: Likewise.
	* fwprop.c: Likewise.
	* gcse.c: Likewise.
	* ggc-common.c: Likewise.
	* ggc-page.c: Likewise.
	* ggc-zone.c: Likewise.
	* gimple-low.c: Likewise.
	* gimplify.c: Likewise.
	* graph.c: Likewise.
	* haifa-sched.c: Likewise.
	* ifcvt.c: Likewise.
	* implicit-zee.c: Likewise.
	* integrate.c: Likewise.
	* ira-build.c: Likewise.
	* ira-color.c: Likewise.
	* ira-conflicts.c: Likewise.
	* ira-costs.c: Likewise.
	* ira-lives.c: Likewise.
	* ira.c: Likewise.
	* lists.c: Likewise.
	* loop-doloop.c: Likewise.
	* loop-iv.c: Likewise.
	* lto-opts.c: Likewise.
	* lto-symtab.c: Likewise.
	* main.c: Likewise.
	* modulo-sched.c: Likewise.
	* optabs.c: Likewise.
	* params.c: Likewise.
	* plugin.c: Likewise.
	* postreload-gcse.c: Likewise.
	* postreload.c: Likewise.
	* predict.c: Likewise.
	* profile.c: Likewise.
	* real.c: Likewise.
	* regcprop.c: Likewise.
	* reginfo.c: Likewise.
	* regmove.c: Likewise.
	* reorg.c: Likewise.
	* resource.c: Likewise.
	* rtl.c: Likewise.
	* rtlanal.c: Likewise.
	* sched-deps.c: Likewise.
	* sched-ebb.c: Likewise.
	* sched-rgn.c: Likewise.
	* sdbout.c: Likewise.
	* sel-sched-dump.c: Likewise.
	* sel-sched-ir.c: Likewise.
	* simplify-rtx.c: Likewise.
	* stmt.c: Likewise.
	* stor-layout.c: Likewise.
	* store-motion.c: Likewise.
	* targhooks.c: Likewise.
	* tree-cfg.c: Likewise.
	* tree-cfgcleanup.c: Likewise.
	* tree-dump.c: Likewise.
	* tree-eh.c: Likewise.
	* tree-inline.c: Likewise.
	* tree-nomudflap.c: Likewise.
	* tree-object-size.c: Likewise.
	* tree-optimize.c: Likewise.
	* tree-outof-ssa.c: Likewise.
	* tree-phinodes.c: Likewise.
	* tree-profile.c: Likewise.
	* tree-ssa-ccp.c: Likewise.
	* tree-ssa-coalesce.c: Likewise.
	* tree-ssa-live.c: Likewise.
	* tree-ssa-loop-niter.c: Likewise.
	* tree-ssa-loop-prefetch.c: Likewise.
	* tree-ssa-loop.c: Likewise.
	* tree-ssa-structalias.c: Likewise.
	* tree-ssa-uninit.c: Likewise.
	* tree-ssa.c: Likewise.
	* tree-vect-data-refs.c: Likewise.
	* tree-vect-loop-manip.c: Likewise.
	* tree-vect-loop.c: Likewise.
	* tree-vect-patterns.c: Likewise.
	* tree-vect-stmts.c: Likewise.
	* tree-vrp.c: Likewise.
	* varasm.c: Likewise.
	* vec.c: Likewise.
	* web.c: Likewise.
	* xcoffout.c: Likewise.

c-family/
	* c-common.h: Include diagnostic-core.h. Error if already
	included.
	* c-semantics.c: Do not define GCC_DIAG_STYLE here.
cp/
	* cp-tree.h: Do not include toplev.h.
	
java/
	* boehm.c: Include diagnostic-core.h in every file that includes
	toplev.h.
	* class.c: Likewise.
	* constants.c: Likewise.
	* decl.c: Likewise.
	* except.c: Likewise.
	* expr.c: Likewise.
	* jcf-parse.c: Likewise.
	* mangle.c: Likewise.
	* mangle_name.c: Likewise.
	* resource.c: Likewise.
	* typeck.c: Likewise.
	* verify-glue.c: Likewise.
ada/
	* gcc-interface/utils.c: Include diagnostic-core.h in every file
	that includes toplev.h.
lto/
	* lto-coff.c: Include diagnostic-core.h in every file that
	includes toplev.h.
	* lto-elf.c: Likewise.
	* lto-lang.c: Likewise.
	* lto-macho.c: Likewise.

From-SVN: r161943

196 files changed, 564 insertions, 181 deletions

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 2e66b9d1a2b..b34ce7437f2 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,178 @@
+2010-07-08  Manuel López-Ibáñez  <manu@gcc.gnu.org>
+
+	* toplev.h: Do not include diagnostic-core.h.
+	Include diagnostic-core.h in every file that includes toplev.h.
+	* c-tree.h: Do not include toplev.h.
+	* pretty-print.h: Update comment.
+	* Makefile.in: Update dependencies.
+	* alias.c: Include diagnostic-core.h in every file that includes
+	toplev.h.
+	* attribs.c: Likewise.
+	* auto-inc-dec.c: Likewise.
+	* bb-reorder.c: Likewise.
+	* bt-load.c: Likewise.
+	* caller-save.c: Likewise.
+	* calls.c: Likewise.
+	* cfg.c: Likewise.
+	* cfganal.c: Likewise.
+	* cfgbuild.c: Likewise.
+	* cfgcleanup.c: Likewise.
+	* cfghooks.c: Likewise.
+	* cfgloop.c: Likewise.
+	* combine.c: Likewise.
+	* config/alpha/alpha.c: Likewise.
+	* config/arc/arc.c: Likewise.
+	* config/arm/arm.c: Likewise.
+	* config/arm/pe.c: Likewise.
+	* config/avr/avr.c: Likewise.
+	* config/bfin/bfin.c: Likewise.
+	* config/cris/cris.c: Likewise.
+	* config/crx/crx.c: Likewise.
+	* config/darwin-c.c: Likewise.
+	* config/darwin.c: Likewise.
+	* config/fr30/fr30.c: Likewise.
+	* config/frv/frv.c: Likewise.
+	* config/h8300/h8300.c: Likewise.
+	* config/host-darwin.c: Likewise.
+	* config/i386/i386.c: Likewise.
+	* config/i386/netware.c: Likewise.
+	* config/i386/nwld.c: Likewise.
+	* config/i386/winnt-cxx.c: Likewise.
+	* config/i386/winnt-stubs.c: Likewise.
+	* config/i386/winnt.c: Likewise.
+	* config/ia64/ia64-c.c: Likewise.
+	* config/ia64/ia64.c: Likewise.
+	* config/iq2000/iq2000.c: Likewise.
+	* config/lm32/lm32.c: Likewise.
+	* config/m32c/m32c-pragma.c: Likewise.
+	* config/m32c/m32c.c: Likewise.
+	* config/m32r/m32r.c: Likewise.
+	* config/m68hc11/m68hc11.c: Likewise.
+	* config/m68k/m68k.c: Likewise.
+	* config/mcore/mcore.c: Likewise.
+	* config/mep/mep-pragma.c: Likewise.
+	* config/mep/mep.c: Likewise.
+	* config/mmix/mmix.c: Likewise.
+	* config/mn10300/mn10300.c: Likewise.
+	* config/moxie/moxie.c: Likewise.
+	* config/pa/pa.c: Likewise.
+	* config/pdp11/pdp11.c: Likewise.
+	* config/picochip/picochip.c: Likewise.
+	* config/rs6000/rs6000-c.c: Likewise.
+	* config/rs6000/rs6000.c: Likewise.
+	* config/rx/rx.c: Likewise.
+	* config/s390/s390.c: Likewise.
+	* config/score/score.c: Likewise.
+	* config/score/score3.c: Likewise.
+	* config/score/score7.c: Likewise.
+	* config/sh/sh.c: Likewise.
+	* config/sh/symbian-base.c: Likewise.
+	* config/sh/symbian-c.c: Likewise.
+	* config/sh/symbian-cxx.c: Likewise.
+	* config/sol2-c.c: Likewise.
+	* config/sol2.c: Likewise.
+	* config/sparc/sparc.c: Likewise.
+	* config/spu/spu.c: Likewise.
+	* config/stormy16/stormy16.c: Likewise.
+	* config/v850/v850-c.c: Likewise.
+	* config/v850/v850.c: Likewise.
+	* config/vax/vax.c: Likewise.
+	* config/vxworks.c: Likewise.
+	* config/xtensa/xtensa.c: Likewise.
+	* convert.c: Likewise.
+	* cse.c: Likewise.
+	* cselib.c: Likewise.
+	* dbgcnt.c: Likewise.
+	* dbxout.c: Likewise.
+	* ddg.c: Likewise.
+	* dominance.c: Likewise.
+	* emit-rtl.c: Likewise.
+	* explow.c: Likewise.
+	* expmed.c: Likewise.
+	* fixed-value.c: Likewise.
+	* fold-const.c: Likewise.
+	* fwprop.c: Likewise.
+	* gcse.c: Likewise.
+	* ggc-common.c: Likewise.
+	* ggc-page.c: Likewise.
+	* ggc-zone.c: Likewise.
+	* gimple-low.c: Likewise.
+	* gimplify.c: Likewise.
+	* graph.c: Likewise.
+	* haifa-sched.c: Likewise.
+	* ifcvt.c: Likewise.
+	* implicit-zee.c: Likewise.
+	* integrate.c: Likewise.
+	* ira-build.c: Likewise.
+	* ira-color.c: Likewise.
+	* ira-conflicts.c: Likewise.
+	* ira-costs.c: Likewise.
+	* ira-lives.c: Likewise.
+	* ira.c: Likewise.
+	* lists.c: Likewise.
+	* loop-doloop.c: Likewise.
+	* loop-iv.c: Likewise.
+	* lto-opts.c: Likewise.
+	* lto-symtab.c: Likewise.
+	* main.c: Likewise.
+	* modulo-sched.c: Likewise.
+	* optabs.c: Likewise.
+	* params.c: Likewise.
+	* plugin.c: Likewise.
+	* postreload-gcse.c: Likewise.
+	* postreload.c: Likewise.
+	* predict.c: Likewise.
+	* profile.c: Likewise.
+	* real.c: Likewise.
+	* regcprop.c: Likewise.
+	* reginfo.c: Likewise.
+	* regmove.c: Likewise.
+	* reorg.c: Likewise.
+	* resource.c: Likewise.
+	* rtl.c: Likewise.
+	* rtlanal.c: Likewise.
+	* sched-deps.c: Likewise.
+	* sched-ebb.c: Likewise.
+	* sched-rgn.c: Likewise.
+	* sdbout.c: Likewise.
+	* sel-sched-dump.c: Likewise.
+	* sel-sched-ir.c: Likewise.
+	* simplify-rtx.c: Likewise.
+	* stmt.c: Likewise.
+	* stor-layout.c: Likewise.
+	* store-motion.c: Likewise.
+	* targhooks.c: Likewise.
+	* tree-cfg.c: Likewise.
+	* tree-cfgcleanup.c: Likewise.
+	* tree-dump.c: Likewise.
+	* tree-eh.c: Likewise.
+	* tree-inline.c: Likewise.
+	* tree-nomudflap.c: Likewise.
+	* tree-object-size.c: Likewise.
+	* tree-optimize.c: Likewise.
+	* tree-outof-ssa.c: Likewise.
+	* tree-phinodes.c: Likewise.
+	* tree-profile.c: Likewise.
+	* tree-ssa-ccp.c: Likewise.
+	* tree-ssa-coalesce.c: Likewise.
+	* tree-ssa-live.c: Likewise.
+	* tree-ssa-loop-niter.c: Likewise.
+	* tree-ssa-loop-prefetch.c: Likewise.
+	* tree-ssa-loop.c: Likewise.
+	* tree-ssa-structalias.c: Likewise.
+	* tree-ssa-uninit.c: Likewise.
+	* tree-ssa.c: Likewise.
+	* tree-vect-data-refs.c: Likewise.
+	* tree-vect-loop-manip.c: Likewise.
+	* tree-vect-loop.c: Likewise.
+	* tree-vect-patterns.c: Likewise.
+	* tree-vect-stmts.c: Likewise.
+	* tree-vrp.c: Likewise.
+	* varasm.c: Likewise.
+	* vec.c: Likewise.
+	* web.c: Likewise.
+	* xcoffout.c: Likewise.
+
 2010-07-07  Richard Sandiford  <rdsandiford@googlemail.com>
 
 	* gengtype.c (write_field_root): New function.
diff --git a/gcc/Makefile.in b/gcc/Makefile.in
index 54c8f2ae217..2412f368762 100644
--- a/gcc/Makefile.in
+++ b/gcc/Makefile.in
@@ -2032,7 +2032,7 @@ c-typeck.o : c-typeck.c c-lang.h $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
 
 
 
-graph.o: graph.c $(SYSTEM_H) coretypes.h $(TM_H) $(TOPLEV_H) $(FLAGS_H) output.h \
+graph.o: graph.c $(SYSTEM_H) coretypes.h $(TM_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(FLAGS_H) output.h \
     $(RTL_H) $(FUNCTION_H) hard-reg-set.h $(BASIC_BLOCK_H) graph.h $(OBSTACK_H) \
     $(CONFIG_H) $(EMIT_RTL_H)
 
@@ -2154,7 +2154,7 @@ c-family/stub-objc.o : c-family/stub-objc.c $(CONFIG_H) $(SYSTEM_H) \
 # Files used by all variants of C and some other languages.
 
 attribs.o : attribs.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H) \
-	$(FLAGS_H) $(TOPLEV_H) output.h $(GGC_H) $(TM_P_H) \
+	$(FLAGS_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) output.h $(GGC_H) $(TM_P_H) \
 	$(TARGET_H) langhooks.h $(CPPLIB_H) $(PLUGIN_H)
 
 incpath.o: incpath.c incpath.h $(CONFIG_H) $(SYSTEM_H) $(CPPLIB_H) \
@@ -2252,15 +2252,15 @@ gtype-desc.o: gtype-desc.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
 	$(CFGLOOP_H) $(TARGET_H)
 
 ggc-common.o: ggc-common.c $(CONFIG_H) $(SYSTEM_H) coretypes.h		\
-	$(GGC_H) $(HASHTAB_H) $(TOPLEV_H) $(PARAMS_H) hosthooks.h	\
+	$(GGC_H) $(HASHTAB_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(PARAMS_H) hosthooks.h	\
 	$(HOSTHOOKS_DEF_H) $(VEC_H) $(PLUGIN_H) $(GGC_INTERNAL_H) $(TIMEVAR_H)
 
 ggc-page.o: ggc-page.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) $(TREE_H) \
-	$(FLAGS_H) $(TOPLEV_H) $(GGC_H) $(TIMEVAR_H) $(TM_P_H) $(PARAMS_H) \
+	$(FLAGS_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(GGC_H) $(TIMEVAR_H) $(TM_P_H) $(PARAMS_H) \
 	$(TREE_FLOW_H) $(PLUGIN_H) $(GGC_INTERNAL_H)
 
 ggc-zone.o: ggc-zone.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
-	$(TREE_H) $(FLAGS_H) $(TOPLEV_H) $(GGC_H) $(TIMEVAR_H) $(TM_P_H) \
+	$(TREE_H) $(FLAGS_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(GGC_H) $(TIMEVAR_H) $(TM_P_H) \
 	$(PARAMS_H) $(BITMAP_H) $(PLUGIN_H) $(GGC_INTERNAL_H)
 
 ggc-none.o: ggc-none.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(GGC_H) \
@@ -2270,38 +2270,38 @@ stringpool.o: stringpool.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
 	$(TREE_H) $(GGC_H) $(GGC_INTERNAL_H) gt-stringpool.h $(CPPLIB_H) $(SYMTAB_H)
 
 convert.o: convert.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H) \
-   $(FLAGS_H) convert.h $(TOPLEV_H) langhooks.h
+   $(FLAGS_H) convert.h $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) langhooks.h
 
 double-int.o: double-int.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H)
 
 # lto-compress.o needs $(ZLIBINC) added to the include flags.
 lto-compress.o: lto-compress.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
 	$(TREE_H) langhooks.h $(LTO_HEADER_H) $(LTO_SECTION_H) \
-	lto-compress.h $(DIAGNOSTIC_CORE_H) $(TOPLEV_H)
+	lto-compress.h $(DIAGNOSTIC_CORE_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H)
 	$(COMPILER) -c $(ALL_COMPILERFLAGS) $(ALL_CPPFLAGS) $(ZLIBINC) $< $(OUTPUT_OPTION)
 
 lto-cgraph.o: lto-cgraph.c $(CONFIG_H) $(SYSTEM_H) coretypes.h   \
-   $(TM_H) $(TOPLEV_H) $(EXPR_H) $(FLAGS_H) $(PARAMS_H) input.h \
+   $(TM_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(EXPR_H) $(FLAGS_H) $(PARAMS_H) input.h \
    $(HASHTAB_H) langhooks.h $(BASIC_BLOCK_H) \
    $(TREE_FLOW_H) $(CGRAPH_H) $(FUNCTION_H) $(GGC_H) $(DIAGNOSTIC_CORE_H) \
    $(EXCEPT_H) $(TIMEVAR_H) output.h pointer-set.h $(LTO_STREAMER_H) $(GCOV_IO_H)
 lto-streamer-in.o: lto-streamer-in.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
-   $(TM_H) $(TOPLEV_H) $(EXPR_H) $(FLAGS_H) $(PARAMS_H) input.h \
+   $(TM_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(EXPR_H) $(FLAGS_H) $(PARAMS_H) input.h \
    $(HASHTAB_H) $(BASIC_BLOCK_H) $(TREE_FLOW_H) $(TREE_PASS_H) $(CGRAPH_H) \
    $(FUNCTION_H) $(GGC_H) $(DIAGNOSTIC_H) libfuncs.h $(EXCEPT_H) debug.h \
    $(TIMEVAR_H) output.h $(IPA_UTILS_H) $(LTO_STREAMER_H) toplev.h
 lto-streamer-out.o : lto-streamer-out.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
-   $(TM_H) $(TOPLEV_H) $(TREE_H) $(EXPR_H) $(FLAGS_H) $(PARAMS_H) input.h \
+   $(TM_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(TREE_H) $(EXPR_H) $(FLAGS_H) $(PARAMS_H) input.h \
    $(HASHTAB_H) $(BASIC_BLOCK_H) tree-iterator.h \
    $(TREE_FLOW_H) $(TREE_PASS_H) $(CGRAPH_H) $(FUNCTION_H) $(GGC_H) \
-   $(DIAGNOSTIC_CORE_H) $(EXCEPT_H) $(LTO_STREAMER_H) $(TOPLEV_H)
+   $(DIAGNOSTIC_CORE_H) $(EXCEPT_H) $(LTO_STREAMER_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H)
 lto-section-in.o: lto-section-in.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
-   $(TOPLEV_H) $(EXPR_H) $(FLAGS_H) $(PARAMS_H) input.h \
+   $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(EXPR_H) $(FLAGS_H) $(PARAMS_H) input.h \
    $(HASHTAB_H) $(BASIC_BLOCK_H) $(TREE_FLOW_H) $(CGRAPH_H) $(FUNCTION_H) \
    $(GGC_H) $(DIAGNOSTIC_CORE_H) $(EXCEPT_H) $(TIMEVAR_H) output.h \
    $(LTO_STREAMER_H) lto-compress.h
 lto-section-out.o : lto-section-out.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
-   $(TM_H) $(TOPLEV_H) $(TREE_H) $(EXPR_H) $(PARAMS_H) input.h \
+   $(TM_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(TREE_H) $(EXPR_H) $(PARAMS_H) input.h \
    $(HASHTAB_H) $(BASIC_BLOCK_H) $(TREE_FLOW_H) $(TREE_PASS_H) \
    $(CGRAPH_H) $(FUNCTION_H) $(GGC_H) $(EXCEPT_H) pointer-set.h \
    $(BITMAP_H) langhooks.h $(LTO_STREAMER_H) lto-compress.h
@@ -2310,17 +2310,17 @@ lto-symtab.o: lto-symtab.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
    $(LTO_STREAMER_H) $(LINKER_PLUGIN_API_H) gt-lto-symtab.h
 lto-opts.o: lto-opts.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TREE_H) \
    $(HASHTAB_H) $(GGC_H) $(BITMAP_H) $(FLAGS_H) opts.h options.h \
-   $(TARGET_H) $(TOPLEV_H) $(LTO_STREAMER_H)
+   $(TARGET_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(LTO_STREAMER_H)
 lto-streamer.o: lto-streamer.c $(CONFIG_H) $(SYSTEM_H) coretypes.h   \
    $(TM_H) $(TREE_H) $(GIMPLE_H) $(BITMAP_H) $(LTO_STREAMER_H) $(FLAGS_H) \
-   $(TREE_FLOW_H) $(DIAGNOSTIC_CORE_H) $(LTO_SYMTAB_H) $(TOPLEV_H)
+   $(TREE_FLOW_H) $(DIAGNOSTIC_CORE_H) $(LTO_SYMTAB_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H)
 langhooks.o : langhooks.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
-   $(TREE_H) $(TOPLEV_H) $(TREE_INLINE_H) $(RTL_H) insn-config.h $(INTEGRATE_H) \
+   $(TREE_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(TREE_INLINE_H) $(RTL_H) insn-config.h $(INTEGRATE_H) \
    langhooks.h $(TARGET_H) $(LANGHOOKS_DEF_H) $(FLAGS_H) $(GGC_H) $(DIAGNOSTIC_H) \
    intl.h $(GIMPLE_H) $(CGRAPH_H) output.h tree-diagnostic.h
 tree.o: tree.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H) \
    all-tree.def $(FLAGS_H) $(FUNCTION_H) $(PARAMS_H) \
-   $(TOPLEV_H) $(GGC_H) $(HASHTAB_H) $(TARGET_H) output.h $(TM_P_H) \
+   $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(GGC_H) $(HASHTAB_H) $(TARGET_H) output.h $(TM_P_H) \
    langhooks.h gt-tree.h $(TREE_INLINE_H) tree-iterator.h \
    $(BASIC_BLOCK_H) $(TREE_FLOW_H) $(OBSTACK_H) pointer-set.h \
    tree-pass.h $(LANGHOOKS_DEF_H) $(DIAGNOSTIC_H) $(CGRAPH_H) $(TIMEVAR_H) \
@@ -2341,7 +2341,7 @@ print-tree.o : print-tree.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H
 stor-layout.o : stor-layout.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    $(TREE_H) $(PARAMS_H) $(FLAGS_H) $(FUNCTION_H) $(EXPR_H) output.h $(RTL_H) \
    $(GGC_H) $(TM_P_H) $(TARGET_H) langhooks.h $(REGS_H) gt-stor-layout.h \
-   $(TOPLEV_H) $(CGRAPH_H) $(TREE_INLINE_H) $(TREE_DUMP_H) $(GIMPLE_H)
+   $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(CGRAPH_H) $(TREE_INLINE_H) $(TREE_DUMP_H) $(GIMPLE_H)
 tree-ssa-structalias.o: tree-ssa-structalias.c \
    $(SYSTEM_H) $(CONFIG_H) coretypes.h $(TM_H) $(GGC_H) $(OBSTACK_H) $(BITMAP_H) \
    $(FLAGS_H) $(TM_P_H) $(BASIC_BLOCK_H) output.h \
@@ -2442,7 +2442,7 @@ tree-ssanames.o : tree-ssanames.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
    $(TM_H) $(TREE_H) $(TREE_FLOW_H) $(TREE_PASS_H)
 tree-phinodes.o : tree-phinodes.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
    $(TM_H) $(TREE_H) $(GGC_H) $(BASIC_BLOCK_H) $(TREE_FLOW_H) \
-   gt-tree-phinodes.h $(RTL_H) $(TOPLEV_H)  $(GIMPLE_H)
+   gt-tree-phinodes.h $(RTL_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H)  $(GIMPLE_H)
 domwalk.o : domwalk.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    $(BASIC_BLOCK_H) domwalk.h sbitmap.h
 tree-ssa-live.o : tree-ssa-live.c $(TREE_FLOW_H) $(CONFIG_H) $(SYSTEM_H) \
@@ -2483,7 +2483,7 @@ tree-cfgcleanup.o : tree-cfgcleanup.c $(TREE_FLOW_H) $(CONFIG_H) $(SYSTEM_H) \
    $(TREE_H) $(TM_P_H) $(EXPR_H) $(GGC_H) $(FLAGS_H) output.h \
    $(DIAGNOSTIC_H) $(TOPLEV_H) $(FUNCTION_H) $(TIMEVAR_H) $(TM_H) coretypes.h \
    $(TREE_DUMP_H) $(EXCEPT_H) langhooks.h $(CFGLOOP_H) $(TREE_PASS_H) \
-   $(CFGLAYOUT_H) $(BASIC_BLOCK_H) $(HASHTAB_H) $(TOPLEV_H) \
+   $(CFGLAYOUT_H) $(BASIC_BLOCK_H) $(HASHTAB_H)  \
    tree-ssa-propagate.h $(SCEV_H)
 tree-tailcall.o : tree-tailcall.c $(TREE_FLOW_H) $(CONFIG_H) $(SYSTEM_H) \
    $(TREE_H) $(TM_P_H) $(FUNCTION_H) $(TM_H) coretypes.h \
@@ -2519,11 +2519,11 @@ tree-ssa-operands.o : tree-ssa-operands.c $(TREE_FLOW_H) $(CONFIG_H) \
 tree-eh.o : tree-eh.c $(TREE_FLOW_H) $(CONFIG_H) $(SYSTEM_H) \
    $(TREE_H) $(TM_H) $(FLAGS_H) $(FUNCTION_H) $(EXCEPT_H) langhooks.h \
    $(GGC_H) $(TREE_PASS_H) coretypes.h $(TIMEVAR_H) pointer-set.h \
-   $(TREE_DUMP_H) $(TREE_INLINE_H) tree-iterator.h $(TOPLEV_H)
+   $(TREE_DUMP_H) $(TREE_INLINE_H) tree-iterator.h $(TOPLEV_H) $(DIAGNOSTIC_CORE_H)
 tree-ssa-loop.o : tree-ssa-loop.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    $(TREE_H) $(TM_P_H) $(BASIC_BLOCK_H) output.h \
    $(DIAGNOSTIC_H) $(TREE_FLOW_H) $(TREE_DUMP_H) $(TREE_PASS_H) $(TIMEVAR_H) \
-   $(CFGLOOP_H) $(FLAGS_H) $(TREE_INLINE_H) $(SCEV_H) $(TOPLEV_H) $(TREE_VECTORIZER_H)
+   $(CFGLOOP_H) $(FLAGS_H) $(TREE_INLINE_H) $(SCEV_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(TREE_VECTORIZER_H)
 tree-ssa-loop-unswitch.o : tree-ssa-loop-unswitch.c $(TREE_FLOW_H) \
    $(CONFIG_H) $(SYSTEM_H) $(TREE_H) $(TM_P_H) $(CFGLOOP_H) \
    $(PARAMS_H) output.h $(DIAGNOSTIC_H) $(TIMEVAR_H) $(TM_H) \
@@ -2538,7 +2538,7 @@ tree-ssa-address.o : tree-ssa-address.c $(TREE_FLOW_H) $(CONFIG_H) \
 tree-ssa-loop-niter.o : tree-ssa-loop-niter.c $(TREE_FLOW_H) $(CONFIG_H) \
    $(SYSTEM_H) $(TREE_H) $(TM_P_H) $(CFGLOOP_H) $(PARAMS_H) \
    $(TREE_INLINE_H) output.h $(DIAGNOSTIC_H) $(TM_H) coretypes.h $(TREE_DUMP_H) \
-   $(TOPLEV_H) $(FLAGS_H) $(TREE_PASS_H) $(TREE_DATA_REF_H) \
+   $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(FLAGS_H) $(TREE_PASS_H) $(TREE_DATA_REF_H) \
    $(BASIC_BLOCK_H) $(GGC_H) intl.h tree-pretty-print.h gimple-pretty-print.h
 tree-ssa-loop-ivcanon.o : tree-ssa-loop-ivcanon.c $(TREE_FLOW_H) $(CONFIG_H) \
    $(SYSTEM_H) $(TREE_H) $(TM_P_H) $(CFGLOOP_H) $(PARAMS_H) \
@@ -2554,7 +2554,7 @@ tree-ssa-loop-prefetch.o: tree-ssa-loop-prefetch.c $(TREE_FLOW_H) $(CONFIG_H) \
    output.h $(DIAGNOSTIC_H) $(TIMEVAR_H) $(TM_H) coretypes.h $(TREE_DUMP_H) \
    $(TREE_PASS_H) $(RECOG_H) insn-config.h $(HASHTAB_H) \
    $(CFGLOOP_H) $(PARAMS_H) langhooks.h $(BASIC_BLOCK_H) \
-   $(TOPLEV_H) langhooks.h $(TREE_INLINE_H) $(TREE_DATA_REF_H) \
+   $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) langhooks.h $(TREE_INLINE_H) $(TREE_DATA_REF_H) \
    $(OPTABS_H) tree-pretty-print.h
 tree-predcom.o: tree-predcom.c $(CONFIG_H) $(SYSTEM_H) $(TREE_H) $(TM_P_H) \
    $(CFGLOOP_H) $(TREE_FLOW_H) $(GGC_H) $(TREE_DATA_REF_H) \
@@ -2602,7 +2602,7 @@ tree-ssa-reassoc.o : tree-ssa-reassoc.c $(TREE_FLOW_H) $(CONFIG_H) \
 tree-optimize.o : tree-optimize.c $(TREE_FLOW_H) $(CONFIG_H) $(SYSTEM_H) \
    $(TREE_H) $(TM_P_H) $(GGC_H) output.h \
    $(DIAGNOSTIC_H) $(BASIC_BLOCK_H) $(FLAGS_H) $(TIMEVAR_H) $(TM_H) \
-   coretypes.h $(TREE_DUMP_H) $(TOPLEV_H) $(FUNCTION_H) langhooks.h \
+   coretypes.h $(TREE_DUMP_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(FUNCTION_H) langhooks.h \
    $(FLAGS_H) $(CGRAPH_H) $(PLUGIN_H) \
    $(TREE_INLINE_H) tree-mudflap.h $(GGC_H) graph.h $(CGRAPH_H) \
    $(TREE_PASS_H) $(CFGLOOP_H) $(EXCEPT_H) $(REGSET_H)
@@ -2611,7 +2611,7 @@ gimplify.o : gimplify.c $(CONFIG_H) $(SYSTEM_H) $(TREE_H) $(GIMPLE_H) \
    $(DIAGNOSTIC_H) $(GIMPLE_H) $(TREE_INLINE_H) langhooks.h \
    $(LANGHOOKS_DEF_H) $(TREE_FLOW_H) $(CGRAPH_H) $(TIMEVAR_H) $(TM_H) \
    coretypes.h $(EXCEPT_H) $(FLAGS_H) $(RTL_H) $(FUNCTION_H) $(EXPR_H) output.h \
-   $(GGC_H) gt-gimplify.h $(HASHTAB_H) $(TARGET_H) $(TOPLEV_H) $(OPTABS_H) \
+   $(GGC_H) gt-gimplify.h $(HASHTAB_H) $(TARGET_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(OPTABS_H) \
    $(SPLAY_TREE_H) $(VEC_H) tree-iterator.h tree-pass.h tree-pretty-print.h
 gimple-iterator.o : gimple-iterator.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
    $(TREE_H) $(GIMPLE_H) $(TREE_FLOW_H) value-prof.h
@@ -2624,10 +2624,10 @@ gimple-low.o : gimple-low.c $(CONFIG_H) $(SYSTEM_H) $(TREE_H) \
    $(DIAGNOSTIC_H) $(GIMPLE_H) $(TREE_INLINE_H) langhooks.h \
    $(LANGHOOKS_DEF_H) $(TREE_FLOW_H) $(TIMEVAR_H) $(TM_H) coretypes.h \
    $(EXCEPT_H) $(FLAGS_H) $(RTL_H) $(FUNCTION_H) $(EXPR_H) $(TREE_PASS_H) \
-   $(HASHTAB_H) $(TOPLEV_H) tree-iterator.h
+   $(HASHTAB_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) tree-iterator.h
 omp-low.o : omp-low.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H) \
    $(RTL_H) $(GIMPLE_H) $(TREE_INLINE_H) langhooks.h $(DIAGNOSTIC_CORE_H) \
-   $(TREE_FLOW_H) $(TIMEVAR_H) $(FLAGS_H) $(EXPR_H) $(TOPLEV_H) \
+   $(TREE_FLOW_H) $(TIMEVAR_H) $(FLAGS_H) $(EXPR_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) \
    $(TREE_PASS_H) $(GGC_H) $(EXCEPT_H) $(SPLAY_TREE_H) $(OPTABS_H) \
    $(CFGLOOP_H) tree-iterator.h gt-omp-low.h
 tree-browser.o : tree-browser.c tree-browser.def $(CONFIG_H) $(SYSTEM_H) \
@@ -2649,12 +2649,12 @@ tree-data-ref.o: tree-data-ref.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    $(TREE_DATA_REF_H) $(TREE_PASS_H) langhooks.h tree-pretty-print.h \
    gimple-pretty-print.h
 sese.o: sese.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
-   $(GGC_H) $(TREE_H) $(RTL_H) $(BASIC_BLOCK_H) $(DIAGNOSTIC_H) $(TOPLEV_H) \
+   $(GGC_H) $(TREE_H) $(RTL_H) $(BASIC_BLOCK_H) $(DIAGNOSTIC_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) \
    $(TREE_FLOW_H) $(TREE_DUMP_H) $(TIMEVAR_H) $(CFGLOOP_H) tree-chrec.h \
    $(TREE_DATA_REF_H) tree-scalar-evolution.h tree-pass.h domwalk.h value-prof.h \
    pointer-set.h $(GIMPLE_H) sese.h tree-pretty-print.h
 graphite.o: graphite.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
-   $(GGC_H) $(TREE_H) $(RTL_H) $(BASIC_BLOCK_H) $(DIAGNOSTIC_H) $(TOPLEV_H) \
+   $(GGC_H) $(TREE_H) $(RTL_H) $(BASIC_BLOCK_H) $(DIAGNOSTIC_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) \
    $(TREE_FLOW_H) $(TREE_DUMP_H) $(TIMEVAR_H) $(CFGLOOP_H) $(GIMPLE_H) \
    $(PREDICT_H) $(TREE_DATA_REF_H) tree-pass.h graphite.h \
    pointer-set.h value-prof.h graphite-ppl.h sese.h \
@@ -2663,12 +2663,12 @@ graphite.o: graphite.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
 graphite-blocking.o: graphite-blocking.c $(CONFIG_H) $(SYSTEM_H) \
    coretypes.h \
    $(TM_H) $(GGC_H) $(TREE_H) $(RTL_H) output.h $(BASIC_BLOCK_H) $(DIAGNOSTIC_H) \
-   $(TOPLEV_H) $(TREE_FLOW_H) $(TREE_DUMP_H) $(TIMEVAR_H) $(CFGLOOP_H) \
+   $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(TREE_FLOW_H) $(TREE_DUMP_H) $(TIMEVAR_H) $(CFGLOOP_H) \
    $(GIMPLE_H) $(TREE_DATA_REF_H) tree-pass.h domwalk.h value-prof.h \
    graphite.h graphite-poly.h graphite-ppl.h
 graphite-clast-to-gimple.o: graphite-clast-to-gimple.c $(CONFIG_H) \
    $(SYSTEM_H) coretypes.h $(TM_H) langhooks.h \
-   $(GGC_H) $(TREE_H) $(RTL_H) $(BASIC_BLOCK_H) $(DIAGNOSTIC_H) $(TOPLEV_H) \
+   $(GGC_H) $(TREE_H) $(RTL_H) $(BASIC_BLOCK_H) $(DIAGNOSTIC_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) \
    $(TREE_FLOW_H) $(TREE_DUMP_H) $(TIMEVAR_H) $(CFGLOOP_H) $(GIMPLE_H) \
    $(TREE_DATA_REF_H) tree-pass.h domwalk.h graphite.h \
    pointer-set.h value-prof.h graphite-ppl.h sese.h \
@@ -2677,17 +2677,17 @@ graphite-clast-to-gimple.o: graphite-clast-to-gimple.c $(CONFIG_H) \
 graphite-dependences.o: graphite-dependences.c $(CONFIG_H) $(SYSTEM_H) \
    coretypes.h \
    $(TM_H) $(GGC_H) $(TREE_H) $(RTL_H) $(BASIC_BLOCK_H) $(DIAGNOSTIC_H) \
-   $(TOPLEV_H) $(TREE_FLOW_H) $(TREE_DUMP_H) $(TIMEVAR_H) $(CFGLOOP_H) \
+   $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(TREE_FLOW_H) $(TREE_DUMP_H) $(TIMEVAR_H) $(CFGLOOP_H) \
    $(GIMPLE_H) $(TREE_DATA_REF_H) tree-pass.h domwalk.h \
    graphite.h graphite-poly.h graphite-ppl.h graphite-dependences.h
 graphite-interchange.o: graphite-interchange.c $(CONFIG_H) $(SYSTEM_H) \
    coretypes.h \
    $(TM_H) $(GGC_H) $(TREE_H) $(RTL_H) output.h $(BASIC_BLOCK_H) $(DIAGNOSTIC_H) \
-   $(TOPLEV_H) $(TREE_FLOW_H) $(TREE_DUMP_H) $(TIMEVAR_H) $(CFGLOOP_H) \
+   $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(TREE_FLOW_H) $(TREE_DUMP_H) $(TIMEVAR_H) $(CFGLOOP_H) \
    $(GIMPLE_H) $(TREE_DATA_REF_H) tree-pass.h domwalk.h value-prof.h \
    graphite.h graphite-poly.h graphite-ppl.h
 graphite-poly.o: graphite-poly.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
-   $(GGC_H) $(TREE_H) $(RTL_H) $(BASIC_BLOCK_H) $(DIAGNOSTIC_H) $(TOPLEV_H) \
+   $(GGC_H) $(TREE_H) $(RTL_H) $(BASIC_BLOCK_H) $(DIAGNOSTIC_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) \
    $(TREE_FLOW_H) $(TREE_DUMP_H) $(TIMEVAR_H) $(CFGLOOP_H) $(GIMPLE_H) \
    $(TREE_DATA_REF_H) tree-pass.h domwalk.h graphite.h graphite-dependences.h \
    pointer-set.h value-prof.h graphite-ppl.h sese.h output.h graphite-poly.h \
@@ -2695,14 +2695,14 @@ graphite-poly.o: graphite-poly.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
 graphite-ppl.o: graphite-ppl.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    $(GGC_H) graphite-ppl.h
 graphite-scop-detection.o: graphite-scop-detection.c $(CONFIG_H) $(SYSTEM_H) \
-   $(GGC_H) $(TREE_H) $(RTL_H) $(BASIC_BLOCK_H) $(DIAGNOSTIC_H) $(TOPLEV_H) \
+   $(GGC_H) $(TREE_H) $(RTL_H) $(BASIC_BLOCK_H) $(DIAGNOSTIC_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) \
    $(TREE_FLOW_H) $(TREE_DUMP_H) $(TIMEVAR_H) $(CFGLOOP_H) $(GIMPLE_H) \
    $(TREE_DATA_REF_H) tree-pass.h domwalk.h graphite.h $(TM_H) \
    value-prof.h graphite-ppl.h sese.h pointer-set.h coretypes.h \
    graphite-scop-detection.h graphite-poly.h
 graphite-sese-to-poly.o: graphite-sese-to-poly.c $(CONFIG_H) \
    $(SYSTEM_H) coretypes.h $(TM_H) \
-   $(GGC_H) $(TREE_H) $(RTL_H) $(BASIC_BLOCK_H) $(DIAGNOSTIC_H) $(TOPLEV_H) \
+   $(GGC_H) $(TREE_H) $(RTL_H) $(BASIC_BLOCK_H) $(DIAGNOSTIC_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) \
    $(TREE_FLOW_H) $(TREE_DUMP_H) $(TIMEVAR_H) $(CFGLOOP_H) $(GIMPLE_H) \
    $(TREE_DATA_REF_H) tree-pass.h domwalk.h graphite.h \
    pointer-set.h value-prof.h graphite-ppl.h sese.h \
@@ -2711,17 +2711,17 @@ graphite-sese-to-poly.o: graphite-sese-to-poly.c $(CONFIG_H) \
 tree-vect-loop.o: tree-vect-loop.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
    $(TM_H) $(GGC_H) $(TREE_H) $(BASIC_BLOCK_H) $(DIAGNOSTIC_H) $(TREE_FLOW_H) \
    $(TREE_DUMP_H) $(CFGLOOP_H) $(CFGLAYOUT_H) $(EXPR_H) $(RECOG_H) $(OPTABS_H) \
-   $(TOPLEV_H) $(SCEV_H) $(TREE_VECTORIZER_H) tree-pretty-print.h \
+   $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(SCEV_H) $(TREE_VECTORIZER_H) tree-pretty-print.h \
    gimple-pretty-print.h $(TARGET_H)
 tree-vect-loop-manip.o: tree-vect-loop-manip.c $(CONFIG_H) $(SYSTEM_H) \
    coretypes.h $(TM_H) $(GGC_H) $(TREE_H) $(BASIC_BLOCK_H) $(DIAGNOSTIC_H) \
-   $(TREE_FLOW_H) $(TREE_DUMP_H) $(CFGLOOP_H) $(CFGLAYOUT_H) $(EXPR_H) $(TOPLEV_H) \
+   $(TREE_FLOW_H) $(TREE_DUMP_H) $(CFGLOOP_H) $(CFGLAYOUT_H) $(EXPR_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) \
    $(SCEV_H) $(TREE_VECTORIZER_H) langhooks.h tree-pretty-print.h \
    gimple-pretty-print.h
 tree-vect-patterns.o: tree-vect-patterns.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
    $(TM_H) $(GGC_H) $(TREE_H) $(TARGET_H) $(BASIC_BLOCK_H) $(DIAGNOSTIC_H) \
    $(TREE_FLOW_H) $(TREE_DUMP_H) $(CFGLOOP_H) $(EXPR_H) $(OPTABS_H) $(PARAMS_H) \
-   $(TREE_DATA_REF_H) $(TREE_VECTORIZER_H) $(RECOG_H) $(TOPLEV_H) \
+   $(TREE_DATA_REF_H) $(TREE_VECTORIZER_H) $(RECOG_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) \
    gimple-pretty-print.h
 tree-vect-slp.o: tree-vect-slp.c $(CONFIG_H) $(SYSTEM_H) \
    coretypes.h $(TM_H) $(GGC_H) $(TREE_H) $(TARGET_H) $(BASIC_BLOCK_H) \
@@ -2731,12 +2731,12 @@ tree-vect-slp.o: tree-vect-slp.c $(CONFIG_H) $(SYSTEM_H) \
 tree-vect-stmts.o: tree-vect-stmts.c $(CONFIG_H) $(SYSTEM_H) \
    coretypes.h $(TM_H) $(GGC_H) $(TREE_H) $(TARGET_H) $(BASIC_BLOCK_H) \
    $(DIAGNOSTIC_H) $(TREE_FLOW_H) $(TREE_DUMP_H) $(CFGLOOP_H) $(CFGLAYOUT_H) \
-   $(EXPR_H) $(RECOG_H) $(OPTABS_H) $(TOPLEV_H) $(TREE_VECTORIZER_H) \
+   $(EXPR_H) $(RECOG_H) $(OPTABS_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(TREE_VECTORIZER_H) \
    langhooks.h tree-pretty-print.h gimple-pretty-print.h
 tree-vect-data-refs.o: tree-vect-data-refs.c $(CONFIG_H) $(SYSTEM_H) \
    coretypes.h $(TM_H) $(GGC_H) $(TREE_H) $(TARGET_H) $(BASIC_BLOCK_H) \
    $(DIAGNOSTIC_H) $(TREE_FLOW_H) $(TREE_DUMP_H) $(CFGLOOP_H) \
-   $(EXPR_H) $(OPTABS_H) $(SCEV_H) $(TREE_VECTORIZER_H) $(TOPLEV_H) \
+   $(EXPR_H) $(OPTABS_H) $(SCEV_H) $(TREE_VECTORIZER_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) \
    tree-pretty-print.h gimple-pretty-print.h
 tree-vectorizer.o: tree-vectorizer.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
    $(TM_H) $(GGC_H) $(TREE_H) $(DIAGNOSTIC_H) $(TREE_FLOW_H) $(TREE_DUMP_H) \
@@ -2760,11 +2760,11 @@ tree-stdarg.o: tree-stdarg.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    $(TREE_H) $(FUNCTION_H) $(DIAGNOSTIC_H) $(TREE_FLOW_H) $(TREE_PASS_H) \
    tree-stdarg.h $(TARGET_H) langhooks.h gimple-pretty-print.h
 tree-object-size.o: tree-object-size.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
-   $(TM_H) $(TREE_H) $(TOPLEV_H) $(DIAGNOSTIC_H) $(TREE_FLOW_H) \
+   $(TM_H) $(TREE_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(DIAGNOSTIC_H) $(TREE_FLOW_H) \
    $(TREE_PASS_H) tree-ssa-propagate.h tree-pretty-print.h \
    gimple-pretty-print.h
 gimple.o : gimple.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TREE_H) \
-   $(GGC_H) $(GIMPLE_H) $(TOPLEV_H) $(DIAGNOSTIC_H) gt-gimple.h \
+   $(GGC_H) $(GIMPLE_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(DIAGNOSTIC_H) gt-gimple.h \
    $(TREE_FLOW_H) value-prof.h $(FLAGS_H) $(DEMANGLE_H) \
    $(TARGET_H) $(ALIAS_H)
 gimple-pretty-print.o : gimple-pretty-print.c $(CONFIG_H) $(SYSTEM_H) \
@@ -2775,11 +2775,11 @@ tree-mudflap.o : $(CONFIG_H) $(SYSTEM_H) $(TREE_H) $(TREE_INLINE_H) \
    $(GIMPLE_H) $(DIAGNOSTIC_H) $(DEMANGLE_H) $(HASHTAB_H) langhooks.h tree-mudflap.h \
    $(TM_H) coretypes.h $(TREE_DUMP_H) $(TREE_PASS_H) $(CGRAPH_H) $(GGC_H) \
    gt-tree-mudflap.h $(BASIC_BLOCK_H) $(FLAGS_H) $(FUNCTION_H) \
-   $(TM_P_H) $(TREE_FLOW_H) $(TOPLEV_H) $(GIMPLE_H) tree-iterator.h
+   $(TM_P_H) $(TREE_FLOW_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(GIMPLE_H) tree-iterator.h
 tree-nomudflap.o : $(CONFIG_H) $(SYSTEM_H) $(TREE_H) $(TREE_INLINE_H) \
    $(C_TREE_H) $(C_COMMON_H) $(GIMPLE_H) $(DIAGNOSTIC_H) $(HASHTAB_H) \
    output.h langhooks.h tree-mudflap.h $(TM_H) coretypes.h \
-   $(GGC_H) gt-tree-mudflap.h $(TREE_PASS_H) $(TOPLEV_H)
+   $(GGC_H) gt-tree-mudflap.h $(TREE_PASS_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H)
 tree-pretty-print.o : tree-pretty-print.c $(CONFIG_H) $(SYSTEM_H) \
    $(TREE_H) $(DIAGNOSTIC_H) $(HASHTAB_H) $(TREE_FLOW_H) \
    $(TM_H) coretypes.h tree-iterator.h $(SCEV_H) langhooks.h \
@@ -2787,12 +2787,12 @@ tree-pretty-print.o : tree-pretty-print.c $(CONFIG_H) $(SYSTEM_H) \
 tree-diagnostic.o : tree-diagnostic.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
    $(TREE_H) $(DIAGNOSTIC_H) tree-diagnostic.h langhooks.h $(LANGHOOKS_DEF_H)
 fold-const.o : fold-const.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
-   $(TREE_H) $(FLAGS_H) $(TOPLEV_H) $(HASHTAB_H) $(EXPR_H) $(RTL_H) \
+   $(TREE_H) $(FLAGS_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(HASHTAB_H) $(EXPR_H) $(RTL_H) \
    $(GGC_H) $(TM_P_H) langhooks.h $(MD5_H) intl.h $(TARGET_H) \
    $(GIMPLE_H) realmpfr.h $(TREE_FLOW_H)
 diagnostic.o : diagnostic.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
    version.h $(INPUT_H) intl.h $(DIAGNOSTIC_H) diagnostic.def
-opts.o : opts.c opts.h options.h $(TOPLEV_H) $(CONFIG_H) $(SYSTEM_H) \
+opts.o : opts.c opts.h options.h $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(CONFIG_H) $(SYSTEM_H) \
    coretypes.h $(TREE_H) $(TM_H) langhooks.h $(GGC_H) $(EXPR_H) $(RTL_H) \
    output.h $(DIAGNOSTIC_H) $(TM_P_H) $(INSN_ATTR_H) intl.h $(TARGET_H) \
    $(FLAGS_H) $(PARAMS_H) $(TREE_PASS_H) $(DBGCNT_H) debug.h \
@@ -2800,7 +2800,7 @@ opts.o : opts.c opts.h options.h $(TOPLEV_H) $(CONFIG_H) $(SYSTEM_H) \
 opts-common.o : opts-common.c opts.h $(CONFIG_H) $(SYSTEM_H) \
    coretypes.h intl.h
 targhooks.o : targhooks.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TREE_H) \
-   $(EXPR_H) $(TM_H) $(RTL_H) $(TM_P_H) $(FUNCTION_H) output.h $(TOPLEV_H) \
+   $(EXPR_H) $(TM_H) $(RTL_H) $(TM_P_H) $(FUNCTION_H) output.h $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) \
    $(MACHMODE_H) $(TARGET_DEF_H) $(TARGET_H) $(GGC_H) gt-targhooks.h \
    $(OPTABS_H) $(RECOG_H) reload.h hard-reg-set.h
 
@@ -2842,9 +2842,9 @@ passes.o : passes.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H) \
    $(PLUGIN_H)
 
 plugin.o : plugin.c $(PLUGIN_H) $(CONFIG_H) $(SYSTEM_H) coretypes.h \
-   $(TOPLEV_H) $(TREE_H) $(TREE_PASS_H) intl.h $(PLUGIN_VERSION_H) $(GGC_H)
+   $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(TREE_H) $(TREE_PASS_H) intl.h $(PLUGIN_VERSION_H) $(GGC_H)
 
-main.o : main.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TOPLEV_H)
+main.o : main.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H)
 
 host-default.o : host-default.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
    hosthooks.h $(HOSTHOOKS_DEF_H)
@@ -2854,19 +2854,19 @@ rtl-error.o: rtl-error.c $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_ERROR_H) \
    $(CONFIG_H)
 
 rtl.o : rtl.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
-  $(GGC_H) $(BCONFIG_H) insn-notes.def reg-notes.def $(TOPLEV_H)
+  $(GGC_H) $(BCONFIG_H) insn-notes.def reg-notes.def $(TOPLEV_H) $(DIAGNOSTIC_CORE_H)
 
 print-rtl.o : print-rtl.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
     $(RTL_H) $(TREE_H) hard-reg-set.h $(BASIC_BLOCK_H) $(FLAGS_H) \
     $(BCONFIG_H) $(DIAGNOSTIC_H) cselib.h $(TREE_PASS_H) tree-pretty-print.h
-rtlanal.o : rtlanal.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TOPLEV_H) \
+rtlanal.o : rtlanal.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) \
    $(RTL_H) hard-reg-set.h $(TM_P_H) insn-config.h $(RECOG_H) \
    $(FLAGS_H) $(REGS_H) output.h $(TARGET_H) $(FUNCTION_H) $(TREE_H) \
    $(DF_H) $(EMIT_RTL_H)
 
 varasm.o : varasm.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H) \
    $(RTL_H) $(FLAGS_H) $(FUNCTION_H) $(EXPR_H) hard-reg-set.h $(REGS_H) \
-   output.h $(TOPLEV_H) xcoffout.h debug.h $(GGC_H) $(TM_P_H) \
+   output.h $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) xcoffout.h debug.h $(GGC_H) $(TM_P_H) \
    $(HASHTAB_H) $(TARGET_H) langhooks.h gt-varasm.h $(BASIC_BLOCK_H) \
    $(CFGLAYOUT_H) $(CGRAPH_H) targhooks.h tree-mudflap.h \
    tree-iterator.h
@@ -2880,20 +2880,20 @@ statistics.o : statistics.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
    $(TREE_PASS_H) $(TREE_DUMP_H) $(HASHTAB_H) statistics.h $(TM_H) $(FUNCTION_H)
 stmt.o : stmt.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
    $(TREE_H) $(FLAGS_H) $(FUNCTION_H) insn-config.h hard-reg-set.h $(EXPR_H) \
-   libfuncs.h $(EXCEPT_H) $(RECOG_H) $(TOPLEV_H) output.h $(GGC_H) $(TM_P_H) \
+   libfuncs.h $(EXCEPT_H) $(RECOG_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) output.h $(GGC_H) $(TM_P_H) \
    langhooks.h $(PREDICT_H) $(OPTABS_H) $(TARGET_H) $(GIMPLE_H) $(MACHMODE_H) \
    $(REGS_H) alloc-pool.h $(PRETTY_PRINT_H) $(BITMAP_H)
 except.o : except.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
    $(TREE_H) $(FLAGS_H) $(EXCEPT_H) $(FUNCTION_H) $(EXPR_H) libfuncs.h \
    langhooks.h insn-config.h hard-reg-set.h $(BASIC_BLOCK_H) output.h \
-   dwarf2asm.h dwarf2out.h $(TOPLEV_H) $(HASHTAB_H) intl.h $(GGC_H) \
+   dwarf2asm.h dwarf2out.h $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(HASHTAB_H) intl.h $(GGC_H) \
    gt-except.h $(CGRAPH_H) $(INTEGRATE_H) $(DIAGNOSTIC_H) $(DWARF2_H) \
    $(TARGET_H) $(TM_P_H) $(TREE_PASS_H) $(TIMEVAR_H) $(TREE_FLOW_H) \
    tree-pretty-print.h sbitmap.h
 expr.o : expr.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
    $(TREE_H) $(FLAGS_H) $(FUNCTION_H) $(REGS_H) $(EXPR_H) $(OPTABS_H) \
    libfuncs.h $(INSN_ATTR_H) insn-config.h $(RECOG_H) output.h \
-   typeclass.h hard-reg-set.h $(TOPLEV_H) hard-reg-set.h $(EXCEPT_H) \
+   typeclass.h hard-reg-set.h $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) hard-reg-set.h $(EXCEPT_H) \
    reload.h langhooks.h intl.h $(TM_P_H) $(TARGET_H) \
    tree-iterator.h gt-expr.h $(MACHMODE_H) $(TIMEVAR_H) $(TREE_FLOW_H) \
    $(TREE_PASS_H) $(DF_H) $(DIAGNOSTIC_H) vecprim.h $(SSAEXPAND_H)
@@ -2903,38 +2903,38 @@ dojump.o : dojump.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) $(TREE_
 builtins.o : builtins.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
    $(TREE_H) $(GIMPLE_H) $(FLAGS_H) $(TARGET_H) $(FUNCTION_H) $(REGS_H) \
    $(EXPR_H) $(OPTABS_H) insn-config.h $(RECOG_H) output.h typeclass.h \
-   hard-reg-set.h $(TOPLEV_H) hard-reg-set.h $(EXCEPT_H) $(TM_P_H) $(PREDICT_H) \
+   hard-reg-set.h $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) hard-reg-set.h $(EXCEPT_H) $(TM_P_H) $(PREDICT_H) \
    libfuncs.h langhooks.h $(BASIC_BLOCK_H) tree-mudflap.h realmpfr.h \
    $(BUILTINS_DEF) $(MACHMODE_H) $(DIAGNOSTIC_CORE_H) $(TREE_FLOW_H) \
    value-prof.h
 calls.o : calls.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
    $(TREE_H) $(FLAGS_H) $(EXPR_H) $(OPTABS_H) langhooks.h $(TARGET_H) \
-   libfuncs.h $(REGS_H) $(TOPLEV_H) output.h $(FUNCTION_H) $(TIMEVAR_H) $(TM_P_H) \
+   libfuncs.h $(REGS_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) output.h $(FUNCTION_H) $(TIMEVAR_H) $(TM_P_H) \
    $(CGRAPH_H) $(EXCEPT_H) sbitmap.h $(DBGCNT_H) $(TREE_FLOW_H)
 expmed.o : expmed.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) $(TREE_H) \
    $(FLAGS_H) insn-config.h $(EXPR_H) $(OPTABS_H) $(RECOG_H) \
-   $(TOPLEV_H) $(TM_P_H) langhooks.h $(DF_H) $(TARGET_H)
+   $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(TM_P_H) langhooks.h $(DF_H) $(TARGET_H)
 explow.o : explow.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) $(TREE_H) \
    $(FLAGS_H) hard-reg-set.h insn-config.h $(EXPR_H) $(OPTABS_H) $(RECOG_H) \
-   $(TOPLEV_H) $(EXCEPT_H) $(FUNCTION_H) $(GGC_H) $(TM_P_H) langhooks.h gt-explow.h \
+   $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(EXCEPT_H) $(FUNCTION_H) $(GGC_H) $(TM_P_H) langhooks.h gt-explow.h \
    $(TARGET_H) output.h
 optabs.o : optabs.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
    $(TREE_H) $(FLAGS_H) insn-config.h $(EXPR_H) $(OPTABS_H) libfuncs.h \
-   $(RECOG_H) reload.h $(TOPLEV_H) $(GGC_H) $(TM_P_H) $(EXCEPT_H) \
+   $(RECOG_H) reload.h $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(GGC_H) $(TM_P_H) $(EXCEPT_H) \
    gt-optabs.h $(BASIC_BLOCK_H) $(TARGET_H) $(FUNCTION_H)
 dbxout.o : dbxout.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H) \
    $(RTL_H) $(FLAGS_H) $(REGS_H) debug.h $(TM_P_H) $(TARGET_H) $(FUNCTION_H) \
    langhooks.h insn-config.h reload.h $(GSTAB_H) xcoffout.h output.h dbxout.h \
-   $(TOPLEV_H) $(GGC_H) $(OBSTACK_H) $(EXPR_H) gt-dbxout.h
+   $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(GGC_H) $(OBSTACK_H) $(EXPR_H) gt-dbxout.h
 debug.o : debug.c debug.h $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H)
 sdbout.o : sdbout.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) debug.h \
    $(TREE_H) $(GGC_H) $(RTL_H) $(REGS_H) $(FLAGS_H) insn-config.h \
-   output.h $(TOPLEV_H) $(TM_P_H) gsyms.h langhooks.h $(TARGET_H) sdbout.h \
+   output.h $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(TM_P_H) gsyms.h langhooks.h $(TARGET_H) sdbout.h \
    gt-sdbout.h reload.h
 dwarf2out.o : dwarf2out.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    $(TREE_H) version.h $(RTL_H) $(DWARF2_H) debug.h $(FLAGS_H) insn-config.h \
    output.h $(DIAGNOSTIC_H) hard-reg-set.h $(REGS_H) $(EXPR_H) \
-   libfuncs.h $(TOPLEV_H) dwarf2out.h reload.h $(GGC_H) $(EXCEPT_H) dwarf2asm.h \
+   libfuncs.h $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) dwarf2out.h reload.h $(GGC_H) $(EXCEPT_H) dwarf2asm.h \
    $(TM_P_H) langhooks.h $(HASHTAB_H) gt-dwarf2out.h $(TARGET_H) $(CGRAPH_H) \
    $(MD5_H) $(INPUT_H) $(FUNCTION_H) $(GIMPLE_H) $(TREE_PASS_H) \
    $(TREE_FLOW_H) tree-pretty-print.h
@@ -2944,41 +2944,41 @@ dwarf2asm.o : dwarf2asm.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
 vmsdbgout.o : vmsdbgout.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H) version.h \
    $(FLAGS_H) $(RTL_H) output.h vmsdbg.h debug.h langhooks.h $(FUNCTION_H) $(TARGET_H)
 xcoffout.o : xcoffout.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
-   $(TREE_H) $(RTL_H) xcoffout.h $(FLAGS_H) $(TOPLEV_H) output.h dbxout.h \
+   $(TREE_H) $(RTL_H) xcoffout.h $(FLAGS_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) output.h dbxout.h \
    $(GGC_H) $(TARGET_H) debug.h $(GSTAB_H) xcoff.h
 emit-rtl.o : emit-rtl.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
    $(TREE_H) $(FLAGS_H) $(FUNCTION_H) $(REGS_H) insn-config.h $(RECOG_H) \
-   $(GGC_H) $(EXPR_H) hard-reg-set.h $(BITMAP_H) $(TOPLEV_H) $(BASIC_BLOCK_H) \
+   $(GGC_H) $(EXPR_H) hard-reg-set.h $(BITMAP_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(BASIC_BLOCK_H) \
    $(HASHTAB_H) $(TM_P_H) debug.h langhooks.h $(TREE_PASS_H) gt-emit-rtl.h \
    $(DF_H) $(PARAMS_H) $(TARGET_H)
 real.o : real.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H) \
-   $(TOPLEV_H) $(TM_P_H) $(REAL_H) dfp.h realmpfr.h
+   $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(TM_P_H) $(REAL_H) dfp.h realmpfr.h
 realmpfr.o : realmpfr.c realmpfr.h $(CONFIG_H) $(SYSTEM_H) $(REAL_H)
 dfp.o : dfp.c dfp.h $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H)	$(TREE_H) \
-   $(TOPLEV_H) $(TM_P_H) $(REAL_H) $(DECNUM_H)
+   $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(TM_P_H) $(REAL_H) $(DECNUM_H)
 fixed-value.o: fixed-value.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
-   $(TREE_H) $(REAL_H) $(TOPLEV_H)
+   $(TREE_H) $(REAL_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H)
 integrate.o : integrate.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    $(RTL_H) $(TREE_H) $(FLAGS_H) debug.h $(INTEGRATE_H) insn-config.h \
    $(EXPR_H) $(REGS_H) intl.h $(FUNCTION_H) output.h $(RECOG_H) \
-   $(EXCEPT_H) $(TOPLEV_H) $(PARAMS_H) $(TM_P_H) $(TARGET_H) langhooks.h \
+   $(EXCEPT_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(PARAMS_H) $(TM_P_H) $(TARGET_H) langhooks.h \
    gt-integrate.h $(GGC_H) $(TREE_PASS_H) $(DF_H)
 jump.o : jump.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
    $(FLAGS_H) hard-reg-set.h $(REGS_H) insn-config.h $(RECOG_H) $(EXPR_H) \
    $(EXCEPT_H) $(FUNCTION_H) $(BASIC_BLOCK_H) $(TREE_PASS_H) \
-   $(DIAGNOSTIC_CORE_H) $(TOPLEV_H) $(INSN_ATTR_H) $(TM_P_H) reload.h \
+   $(DIAGNOSTIC_CORE_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(INSN_ATTR_H) $(TM_P_H) reload.h \
    $(PREDICT_H) $(TIMEVAR_H) $(TARGET_H)
 simplify-rtx.o : simplify-rtx.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    $(RTL_H) $(REGS_H) hard-reg-set.h $(FLAGS_H) insn-config.h \
-   $(RECOG_H) $(EXPR_H) $(TOPLEV_H) output.h $(FUNCTION_H) $(GGC_H) $(TM_P_H) \
+   $(RECOG_H) $(EXPR_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) output.h $(FUNCTION_H) $(GGC_H) $(TM_P_H) \
    $(TREE_H) $(TARGET_H)
 cgraph.o : cgraph.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H) \
-   langhooks.h $(TOPLEV_H) $(FLAGS_H) $(GGC_H) $(TARGET_H) $(CGRAPH_H) \
+   langhooks.h $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(FLAGS_H) $(GGC_H) $(TARGET_H) $(CGRAPH_H) \
    gt-cgraph.h output.h intl.h $(BASIC_BLOCK_H) debug.h $(HASHTAB_H) \
    $(TREE_INLINE_H) $(TREE_DUMP_H) $(TREE_FLOW_H) cif-code.def \
    value-prof.h $(EXCEPT_H) $(IPA_UTILS_H) $(DIAGNOSTIC_CORE_H)
 cgraphunit.o : cgraphunit.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
-   $(TREE_H) langhooks.h $(TREE_INLINE_H) $(TOPLEV_H) $(FLAGS_H) $(GGC_H) \
+   $(TREE_H) langhooks.h $(TREE_INLINE_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(FLAGS_H) $(GGC_H) \
    $(TARGET_H) $(CGRAPH_H) intl.h pointer-set.h $(FUNCTION_H) $(GIMPLE_H) \
    $(TREE_FLOW_H) $(TREE_PASS_H) debug.h $(DIAGNOSTIC_H) \
    $(FIBHEAP_H) output.h $(PARAMS_H) $(RTL_H) $(TIMEVAR_H) $(IPA_PROP_H) \
@@ -3011,7 +3011,7 @@ ipa-split.o : ipa-split.c $(CONFIG_H) $(SYSTEM_H) coretypes.h  \
    $(TREE_INLINE_H) $(FIBHEAP_H) $(PARAMS_H)
 matrix-reorg.o : matrix-reorg.c $(CONFIG_H) $(SYSTEM_H) coretypes.h  \
    $(TM_H) $(TREE_H) $(RTL_H) $(TREE_INLINE_H) $(TREE_FLOW_H) \
-   tree-flow-inline.h langhooks.h $(HASHTAB_H) $(TOPLEV_H) $(FLAGS_H) $(GGC_H) \
+   tree-flow-inline.h langhooks.h $(HASHTAB_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(FLAGS_H) $(GGC_H) \
    debug.h $(TARGET_H) $(CGRAPH_H) $(DIAGNOSTIC_CORE_H) $(TIMEVAR_H) \
    $(PARAMS_H) $(FIBHEAP_H) intl.h $(FUNCTION_H) $(BASIC_BLOCK_H) \
    $(CFGLOOP_H) tree-iterator.h $(TREE_PASS_H) opts.h $(TREE_DATA_REF_H) \
@@ -3029,7 +3029,7 @@ ipa-reference.o : ipa-reference.c $(CONFIG_H) $(SYSTEM_H) \
    coretypes.h $(TM_H) $(TREE_H) $(TREE_FLOW_H) $(TREE_INLINE_H) langhooks.h \
    pointer-set.h $(GGC_H) $(IPA_REFERENCE_H) $(IPA_UTILS_H) $(SPLAY_TREE_H) \
    $(GIMPLE_H) $(CGRAPH_H) output.h $(FLAGS_H) $(TREE_PASS_H) \
-   $(TIMEVAR_H) $(DIAGNOSTIC_H) $(FUNCTION_H) $(LTO_STREAMER_H) $(TOPLEV_H)
+   $(TIMEVAR_H) $(DIAGNOSTIC_H) $(FUNCTION_H) $(LTO_STREAMER_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H)
 ipa-pure-const.o : ipa-pure-const.c $(CONFIG_H) $(SYSTEM_H) \
    coretypes.h $(TM_H) $(TREE_H) $(TREE_FLOW_H) $(TREE_INLINE_H) langhooks.h \
    pointer-set.h $(GGC_H) $(IPA_UTILS_H) $(TARGET_H) \
@@ -3043,7 +3043,7 @@ ipa-type-escape.o : ipa-type-escape.c $(CONFIG_H) $(SYSTEM_H) \
    $(TIMEVAR_H) $(DIAGNOSTIC_H) $(FUNCTION_H) tree-pretty-print.h
 ipa-struct-reorg.o: ipa-struct-reorg.c ipa-struct-reorg.h $(CONFIG_H) $(SYSTEM_H) \
    coretypes.h $(TM_H) $(GGC_H) $(TREE_H) $(RTL_H) $(GIMPLE_H) tree-inline.h \
-   $(TREE_FLOW_H) langhooks.h pointer-set.h $(HASHTAB_H) $(TOPLEV_H) \
+   $(TREE_FLOW_H) langhooks.h pointer-set.h $(HASHTAB_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) \
    $(FLAGS_H) debug.h $(TARGET_H) $(CGRAPH_H) $(DIAGNOSTIC_H) $(TIMEVAR_H) \
    $(PARAMS_H) $(FIBHEAP_H) intl.h $(FUNCTION_H) $(BASIC_BLOCK_H) tree-iterator.h \
    $(TREE_PASS_H) opts.h $(IPA_TYPE_ESCAPE_H) $(TREE_DUMP_H) \
@@ -3051,16 +3051,16 @@ ipa-struct-reorg.o: ipa-struct-reorg.c ipa-struct-reorg.h $(CONFIG_H) $(SYSTEM_H
 
 coverage.o : coverage.c $(GCOV_IO_H) $(CONFIG_H) $(SYSTEM_H) coretypes.h \
    $(TM_H) $(RTL_H) $(TREE_H) $(FLAGS_H) output.h $(REGS_H) $(EXPR_H) \
-   $(FUNCTION_H) $(BASIC_BLOCK_H) $(TOPLEV_H) $(GGC_H) langhooks.h $(COVERAGE_H) \
+   $(FUNCTION_H) $(BASIC_BLOCK_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(GGC_H) langhooks.h $(COVERAGE_H) \
    $(HASHTAB_H) tree-iterator.h $(CGRAPH_H) $(TREE_PASS_H) gcov-io.c $(TM_P_H) \
    $(DIAGNOSTIC_CORE_H) intl.h gt-coverage.h
 cselib.o : cselib.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
    $(REGS_H) hard-reg-set.h $(FLAGS_H) insn-config.h $(RECOG_H) \
-   $(EMIT_RTL_H) $(TOPLEV_H) output.h $(FUNCTION_H) $(TREE_PASS_H) \
+   $(EMIT_RTL_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) output.h $(FUNCTION_H) $(TREE_PASS_H) \
    cselib.h gt-cselib.h $(GGC_H) $(TM_P_H) $(PARAMS_H) alloc-pool.h \
    $(HASHTAB_H) $(TARGET_H) $(BITMAP_H)
 cse.o : cse.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) $(REGS_H) \
-   hard-reg-set.h $(FLAGS_H) insn-config.h $(RECOG_H) $(EXPR_H) $(TOPLEV_H) \
+   hard-reg-set.h $(FLAGS_H) insn-config.h $(RECOG_H) $(EXPR_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) \
    output.h $(FUNCTION_H) $(BASIC_BLOCK_H) $(GGC_H) $(TM_P_H) $(TIMEVAR_H) \
    $(EXCEPT_H) $(TARGET_H) $(PARAMS_H) rtlhooks-def.h $(TREE_PASS_H) \
    $(DF_H) $(DBGCNT_H)
@@ -3074,31 +3074,31 @@ dse.o : dse.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
    $(TREE_PASS_H) alloc-pool.h $(ALIAS_H) dse.h $(OPTABS_H) $(TARGET_H) \
    $(BITMAP_H)
 fwprop.o : fwprop.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
-   $(TOPLEV_H) insn-config.h $(RECOG_H) $(FLAGS_H) $(OBSTACK_H) $(BASIC_BLOCK_H) \
+   $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) insn-config.h $(RECOG_H) $(FLAGS_H) $(OBSTACK_H) $(BASIC_BLOCK_H) \
    output.h $(DF_H) alloc-pool.h $(TIMEVAR_H) $(TREE_PASS_H) $(TARGET_H) \
    $(TM_P_H) $(CFGLOOP_H) $(EMIT_RTL_H) domwalk.h
 web.o : web.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
-   hard-reg-set.h $(FLAGS_H) $(BASIC_BLOCK_H) $(FUNCTION_H) output.h $(TOPLEV_H) \
+   hard-reg-set.h $(FLAGS_H) $(BASIC_BLOCK_H) $(FUNCTION_H) output.h $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) \
    insn-config.h $(RECOG_H) $(DF_H) $(OBSTACK_H) $(TIMEVAR_H) $(TREE_PASS_H)
 implicit-zee.o : implicit-zee.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
    hard-reg-set.h $(FLAGS_H) $(BASIC_BLOCK_H) $(FUNCTION_H) output.h \
    $(DF_H) $(TIMEVAR_H) tree-pass.h $(RECOG_H) $(EXPR_H) \
-   $(REGS_H) $(TREE_H) $(TM_P_H) insn-config.h $(INSN_ATTR_H) $(TOPLEV_H) \
+   $(REGS_H) $(TREE_H) $(TM_P_H) insn-config.h $(INSN_ATTR_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) \
    $(TARGET_H) $(OPTABS_H) insn-codes.h rtlhooks-def.h $(PARAMS_H) $(CGRAPH_H)
 gcse.o : gcse.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
    $(REGS_H) hard-reg-set.h $(FLAGS_H) insn-config.h $(GGC_H) \
-   $(RECOG_H) $(EXPR_H) $(BASIC_BLOCK_H) $(FUNCTION_H) output.h $(TOPLEV_H) \
+   $(RECOG_H) $(EXPR_H) $(BASIC_BLOCK_H) $(FUNCTION_H) output.h $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) \
    $(TM_P_H) $(PARAMS_H) cselib.h $(EXCEPT_H) gt-gcse.h $(TREE_H) $(TIMEVAR_H) \
    intl.h $(OBSTACK_H) $(TREE_PASS_H) $(DF_H) $(DBGCNT_H) $(TARGET_H) \
    $(DF_H)
 store-motion.o : store-motion.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
    $(REGS_H) hard-reg-set.h $(FLAGS_H) insn-config.h $(GGC_H) \
-   $(RECOG_H) $(EXPR_H) $(BASIC_BLOCK_H) $(FUNCTION_H) output.h $(TOPLEV_H) \
+   $(RECOG_H) $(EXPR_H) $(BASIC_BLOCK_H) $(FUNCTION_H) output.h $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) \
    $(TM_P_H) $(EXCEPT_H) $(TREE_H) $(TIMEVAR_H) \
    intl.h $(OBSTACK_H) $(TREE_PASS_H) $(DF_H) $(DBGCNT_H)
 resource.o : resource.c $(CONFIG_H) $(RTL_H) hard-reg-set.h $(SYSTEM_H) \
    coretypes.h $(TM_H) $(REGS_H) $(FLAGS_H) output.h $(RESOURCE_H) $(DF_H) \
-   $(FUNCTION_H) $(TOPLEV_H) $(INSN_ATTR_H) $(EXCEPT_H) $(PARAMS_H) $(TM_P_H)
+   $(FUNCTION_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(INSN_ATTR_H) $(EXCEPT_H) $(PARAMS_H) $(TM_P_H)
 lcm.o : lcm.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) $(REGS_H) \
    hard-reg-set.h $(FLAGS_H) insn-config.h $(INSN_ATTR_H) $(RECOG_H) \
    $(BASIC_BLOCK_H) $(TM_P_H) $(FUNCTION_H) output.h sbitmap.h
@@ -3119,7 +3119,7 @@ tree-ssa-ccp.o : tree-ssa-ccp.c $(TREE_FLOW_H) $(CONFIG_H) \
    $(SYSTEM_H) $(TREE_H) $(TM_P_H) $(EXPR_H) output.h \
    $(DIAGNOSTIC_H) $(FUNCTION_H) $(TIMEVAR_H) $(TM_H) coretypes.h \
    $(TREE_DUMP_H) $(BASIC_BLOCK_H) $(TREE_PASS_H) langhooks.h \
-   tree-ssa-propagate.h value-prof.h $(FLAGS_H) $(TARGET_H) $(TOPLEV_H) \
+   tree-ssa-propagate.h value-prof.h $(FLAGS_H) $(TARGET_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) \
    $(DBGCNT_H) tree-pretty-print.h gimple-pretty-print.h
 tree-sra.o : tree-sra.c $(CONFIG_H) $(SYSTEM_H) coretypes.h alloc-pool.h \
    $(TM_H) $(TREE_H) $(GIMPLE_H) $(CGRAPH_H) $(TREE_FLOW_H) $(IPA_PROP_H) \
@@ -3162,42 +3162,42 @@ var-tracking.o : var-tracking.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    $(RTL_H) $(TREE_H) hard-reg-set.h insn-config.h reload.h $(FLAGS_H) \
    $(BASIC_BLOCK_H) output.h sbitmap.h alloc-pool.h $(FIBHEAP_H) $(HASHTAB_H) \
    $(REGS_H) $(EXPR_H) $(TIMEVAR_H) $(TREE_PASS_H) $(TREE_FLOW_H) \
-   cselib.h $(TARGET_H) $(TOPLEV_H) $(PARAMS_H) $(DIAGNOSTIC_H) pointer-set.h \
+   cselib.h $(TARGET_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(PARAMS_H) $(DIAGNOSTIC_H) pointer-set.h \
    $(RECOG_H) tree-pretty-print.h
 profile.o : profile.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
    $(TREE_H) $(FLAGS_H) output.h $(REGS_H) $(EXPR_H) $(FUNCTION_H) $(BASIC_BLOCK_H) \
-   $(TOPLEV_H) $(COVERAGE_H) $(TREE_FLOW_H) value-prof.h cfghooks.h \
+   $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(COVERAGE_H) $(TREE_FLOW_H) value-prof.h cfghooks.h \
    $(CFGLOOP_H) $(TIMEVAR_H) $(TREE_PASS_H) profile.h
 mcf.o : mcf.c profile.h $(CONFIG_H) $(SYSTEM_H) $(TM_H) coretypes.h \
    $(BASIC_BLOCK_H) output.h langhooks.h $(GCOV_IO_H) $(TREE_H) 
 tree-profile.o : tree-profile.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
    $(TM_H) $(TREE_H) $(FLAGS_H) $(REGS_H) $(EXPR_H) $(FUNCTION_H) \
-   $(BASIC_BLOCK_H) $(TOPLEV_H) $(COVERAGE_H) $(TREE_H) value-prof.h $(TREE_DUMP_H) \
+   $(BASIC_BLOCK_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(COVERAGE_H) $(TREE_H) value-prof.h $(TREE_DUMP_H) \
    $(TREE_PASS_H) $(TREE_FLOW_H) $(TIMEVAR_H) gt-tree-profile.h $(CGRAPH_H)
 value-prof.o : value-prof.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    $(BASIC_BLOCK_H) hard-reg-set.h value-prof.h $(EXPR_H) output.h $(FLAGS_H) \
    $(RECOG_H) insn-config.h $(OPTABS_H) $(REGS_H) $(GGC_H) $(DIAGNOSTIC_H) \
    $(TREE_H) $(COVERAGE_H) $(RTL_H) $(GCOV_IO_H) $(TREE_FLOW_H) \
-   tree-flow-inline.h $(TIMEVAR_H) $(TREE_PASS_H) $(TOPLEV_H) pointer-set.h \
+   tree-flow-inline.h $(TIMEVAR_H) $(TREE_PASS_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) pointer-set.h \
    tree-pretty-print.h gimple-pretty-print.h
 loop-doloop.o : loop-doloop.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    $(RTL_H) $(FLAGS_H) $(EXPR_H) hard-reg-set.h $(BASIC_BLOCK_H) $(TM_P_H) \
-   $(TOPLEV_H) $(CFGLOOP_H) output.h $(PARAMS_H) $(TARGET_H)
+   $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(CFGLOOP_H) output.h $(PARAMS_H) $(TARGET_H)
 alloc-pool.o : alloc-pool.c $(CONFIG_H) $(SYSTEM_H) alloc-pool.h $(HASHTAB_H)
 auto-inc-dec.o : auto-inc-dec.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    $(TREE_H) $(RTL_H) $(TM_P_H) hard-reg-set.h $(BASIC_BLOCK_H) insn-config.h \
-   $(REGS_H) $(FLAGS_H) output.h $(FUNCTION_H) $(EXCEPT_H) $(TOPLEV_H) $(RECOG_H) \
+   $(REGS_H) $(FLAGS_H) output.h $(FUNCTION_H) $(EXCEPT_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(RECOG_H) \
    $(EXPR_H) $(TIMEVAR_H) $(TREE_PASS_H) $(DF_H) $(DBGCNT_H) $(TARGET_H)
 cfg.o : cfg.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) $(FLAGS_H) \
-   $(REGS_H) hard-reg-set.h output.h $(TOPLEV_H) $(FUNCTION_H) $(EXCEPT_H) $(GGC_H) \
+   $(REGS_H) hard-reg-set.h output.h $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(FUNCTION_H) $(EXCEPT_H) $(GGC_H) \
    $(TM_P_H) $(TIMEVAR_H) $(OBSTACK_H) $(TREE_H) alloc-pool.h \
    $(HASHTAB_H) $(DF_H) $(CFGLOOP_H) $(TREE_FLOW_H) $(TREE_PASS_H)
 cfghooks.o: cfghooks.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
-   $(TREE_H) $(BASIC_BLOCK_H) $(TREE_FLOW_H) $(TIMEVAR_H) $(TOPLEV_H) $(CFGLOOP_H)
+   $(TREE_H) $(BASIC_BLOCK_H) $(TREE_FLOW_H) $(TIMEVAR_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(CFGLOOP_H)
 cfgexpand.o : cfgexpand.c $(TREE_FLOW_H) $(CONFIG_H) $(SYSTEM_H) \
    $(RTL_H) $(TREE_H) $(TM_P_H) $(EXPR_H) $(FUNCTION_H) $(TIMEVAR_H) $(TM_H) \
    coretypes.h $(TREE_DUMP_H) $(EXCEPT_H) langhooks.h $(TREE_PASS_H) $(RTL_H) \
-   $(DIAGNOSTIC_H) $(TOPLEV_H) $(BASIC_BLOCK_H) $(FLAGS_H) debug.h $(PARAMS_H) \
+   $(DIAGNOSTIC_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(BASIC_BLOCK_H) $(FLAGS_H) debug.h $(PARAMS_H) \
    value-prof.h $(TREE_INLINE_H) $(TARGET_H) $(SSAEXPAND_H) \
    tree-pretty-print.h gimple-pretty-print.h $(BITMAP_H) sbitmap.h $(INSN_ATTR_H)
 cfgrtl.o : cfgrtl.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_ERROR_H) \
@@ -3208,18 +3208,18 @@ cfgrtl.o : cfgrtl.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_ERROR_H) \
    $(TREE_PASS_H) $(DF_H) $(GGC_H)
 cfganal.o : cfganal.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
    $(BASIC_BLOCK_H) hard-reg-set.h insn-config.h $(RECOG_H) $(TM_P_H) \
-   $(TIMEVAR_H) $(OBSTACK_H) $(TOPLEV_H) vecprim.h sbitmap.h $(BITMAP_H)
+   $(TIMEVAR_H) $(OBSTACK_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) vecprim.h sbitmap.h $(BITMAP_H)
 cfgbuild.o : cfgbuild.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
-   $(FLAGS_H) $(BASIC_BLOCK_H) $(REGS_H) hard-reg-set.h output.h $(TOPLEV_H) \
+   $(FLAGS_H) $(BASIC_BLOCK_H) $(REGS_H) hard-reg-set.h output.h $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) \
    $(FUNCTION_H) $(EXCEPT_H) $(TIMEVAR_H) $(TREE_H) $(EXPR_H) sbitmap.h
 cfgcleanup.o : cfgcleanup.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    $(RTL_H) $(TIMEVAR_H) hard-reg-set.h output.h $(FLAGS_H) $(RECOG_H) \
-   $(TOPLEV_H) insn-config.h cselib.h $(TARGET_H) $(TM_P_H) $(PARAMS_H) \
+   $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) insn-config.h cselib.h $(TARGET_H) $(TM_P_H) $(PARAMS_H) \
    $(REGS_H) $(EMIT_RTL_H) $(CFGLAYOUT_H) $(TREE_PASS_H) $(CFGLOOP_H) $(EXPR_H) \
    $(DF_H) $(DBGCNT_H) dce.h
 cfgloop.o : cfgloop.c $(CONFIG_H) $(SYSTEM_H) $(RTL_H) coretypes.h $(TM_H) \
    $(BASIC_BLOCK_H) hard-reg-set.h $(CFGLOOP_H) $(FLAGS_H) $(FUNCTION_H) \
-   $(OBSTACK_H) $(TOPLEV_H) $(TREE_FLOW_H) $(TREE_H) pointer-set.h output.h \
+   $(OBSTACK_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(TREE_FLOW_H) $(TREE_H) pointer-set.h output.h \
    $(GGC_H)
 cfgloopanal.o : cfgloopanal.c $(CONFIG_H) $(SYSTEM_H) $(RTL_H) \
    $(BASIC_BLOCK_H) hard-reg-set.h $(CFGLOOP_H) $(EXPR_H) coretypes.h $(TM_H) \
@@ -3228,7 +3228,7 @@ graphds.o : graphds.c graphds.h $(CONFIG_H) $(SYSTEM_H) $(BITMAP_H) $(OBSTACK_H)
    coretypes.h $(VEC_H) vecprim.h
 loop-iv.o : loop-iv.c $(CONFIG_H) $(SYSTEM_H) $(RTL_H) $(BASIC_BLOCK_H) \
    hard-reg-set.h $(CFGLOOP_H) $(EXPR_H) coretypes.h $(TM_H) $(OBSTACK_H) \
-   output.h intl.h $(TOPLEV_H) $(DF_H) $(HASHTAB_H)
+   output.h intl.h $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(DF_H) $(HASHTAB_H)
 loop-invariant.o : loop-invariant.c $(CONFIG_H) $(SYSTEM_H) $(RTL_H) \
    $(BASIC_BLOCK_H) hard-reg-set.h $(CFGLOOP_H) $(EXPR_H) $(RECOG_H) \
    coretypes.h $(TM_H) $(TM_P_H) $(FUNCTION_H) $(FLAGS_H) $(DF_H) \
@@ -3248,28 +3248,28 @@ loop-unroll.o: loop-unroll.c $(CONFIG_H) $(SYSTEM_H) $(RTL_H) $(TM_H) \
    output.h $(EXPR_H) coretypes.h $(TM_H) $(HASHTAB_H) $(RECOG_H) \
    $(OBSTACK_H)
 dominance.o : dominance.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
-   hard-reg-set.h $(BASIC_BLOCK_H) et-forest.h $(OBSTACK_H) $(TOPLEV_H) \
+   hard-reg-set.h $(BASIC_BLOCK_H) et-forest.h $(OBSTACK_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) \
    $(TIMEVAR_H) graphds.h vecprim.h pointer-set.h $(BITMAP_H)
 et-forest.o : et-forest.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    et-forest.h alloc-pool.h $(BASIC_BLOCK_H)
 combine.o : combine.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
    $(FLAGS_H) $(FUNCTION_H) insn-config.h $(INSN_ATTR_H) $(REGS_H) $(EXPR_H) \
    rtlhooks-def.h $(BASIC_BLOCK_H) $(RECOG_H) hard-reg-set.h \
-   $(TOPLEV_H) $(TM_P_H) $(TREE_H) $(TARGET_H) output.h $(PARAMS_H) $(OPTABS_H) \
+   $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(TM_P_H) $(TREE_H) $(TARGET_H) output.h $(PARAMS_H) $(OPTABS_H) \
    insn-codes.h $(TIMEVAR_H) $(TREE_PASS_H) $(DF_H) vecprim.h $(CGRAPH_H)
 reginfo.o : reginfo.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
    hard-reg-set.h $(FLAGS_H) $(BASIC_BLOCK_H) addresses.h $(REGS_H) insn-config.h \
-   $(RECOG_H) reload.h $(TOPLEV_H) $(FUNCTION_H) output.h $(GGC_H) \
+   $(RECOG_H) reload.h $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(FUNCTION_H) output.h $(GGC_H) \
    $(TM_P_H) $(EXPR_H) $(TIMEVAR_H) gt-reginfo.h $(HASHTAB_H) \
    $(TARGET_H) $(TREE_PASS_H) $(DF_H) ira.h
 bitmap.o : bitmap.c $(CONFIG_H) $(SYSTEM_H)  coretypes.h $(TM_H) $(RTL_H) \
    $(FLAGS_H) $(GGC_H) gt-bitmap.h $(BITMAP_H) $(OBSTACK_H) $(HASHTAB_H)
 vec.o : vec.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(VEC_H) $(GGC_H) \
-   $(TOPLEV_H) $(HASHTAB_H)
+   $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(HASHTAB_H)
 reload.o : reload.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_ERROR_H) \
    $(FLAGS_H) output.h $(EXPR_H) $(OPTABS_H) reload.h $(RECOG_H) \
    hard-reg-set.h insn-config.h $(REGS_H) $(FUNCTION_H) real.h \
-   addresses.h $(TM_P_H) $(PARAMS_H) $(TARGET_H) $(DF_H) ira.h $(TOPLEV_H)
+   addresses.h $(TM_P_H) $(PARAMS_H) $(TARGET_H) $(DF_H) ira.h $(TOPLEV_H) $(DIAGNOSTIC_CORE_H)
 reload1.o : reload1.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_ERROR_H) \
    $(EXPR_H) $(OPTABS_H) reload.h $(REGS_H) hard-reg-set.h insn-config.h \
    $(BASIC_BLOCK_H) $(RECOG_H) output.h $(FUNCTION_H)  $(TM_P_H) \
@@ -3280,28 +3280,28 @@ rtlhooks.o :  rtlhooks.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
 postreload.o : postreload.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    $(RTL_H) $(FLAGS_H) $(EXPR_H) $(OPTABS_H) reload.h $(REGS_H) \
    hard-reg-set.h insn-config.h $(BASIC_BLOCK_H) $(RECOG_H) output.h \
-   $(FUNCTION_H) $(TOPLEV_H) cselib.h $(TM_P_H) $(EXCEPT_H) $(TREE_H) $(MACHMODE_H) \
+   $(FUNCTION_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) cselib.h $(TM_P_H) $(EXCEPT_H) $(TREE_H) $(MACHMODE_H) \
    $(OBSTACK_H) $(TIMEVAR_H) $(TREE_PASS_H) $(DF_H) $(DBGCNT_H)
 postreload-gcse.o : postreload-gcse.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
    $(TM_H) $(RTL_H) $(REGS_H) hard-reg-set.h $(FLAGS_H) insn-config.h \
-   $(RECOG_H) $(EXPR_H) $(BASIC_BLOCK_H) $(FUNCTION_H) output.h $(TOPLEV_H) \
+   $(RECOG_H) $(EXPR_H) $(BASIC_BLOCK_H) $(FUNCTION_H) output.h $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) \
    $(TM_P_H) $(EXCEPT_H) $(TREE_H) $(TARGET_H) $(HASHTAB_H) intl.h $(OBSTACK_H) \
    $(PARAMS_H) $(TIMEVAR_H) $(TREE_PASS_H) $(DBGCNT_H)
 caller-save.o : caller-save.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
    $(FLAGS_H) $(REGS_H) hard-reg-set.h insn-config.h $(BASIC_BLOCK_H) $(FUNCTION_H) \
-   addresses.h $(RECOG_H) reload.h $(EXPR_H) $(TOPLEV_H) $(TM_P_H) $(DF_H) \
+   addresses.h $(RECOG_H) reload.h $(EXPR_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(TM_P_H) $(DF_H) \
    output.h gt-caller-save.h $(GGC_H)
 bt-load.o : bt-load.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(EXCEPT_H) \
    $(RTL_H) hard-reg-set.h $(REGS_H) $(TM_P_H) $(FIBHEAP_H) output.h $(EXPR_H) \
    $(TARGET_H) $(FLAGS_H) $(INSN_ATTR_H) $(FUNCTION_H) $(TREE_PASS_H) \
-   $(TOPLEV_H) $(DF_H) vecprim.h $(RECOG_H)
+   $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(DF_H) vecprim.h $(RECOG_H)
 reorg.o : reorg.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
    conditions.h hard-reg-set.h $(BASIC_BLOCK_H) $(REGS_H) insn-config.h \
    $(INSN_ATTR_H) $(EXCEPT_H) $(RECOG_H) $(FUNCTION_H) $(FLAGS_H) output.h \
-   $(EXPR_H) $(TOPLEV_H) $(PARAMS_H) $(TM_P_H) $(OBSTACK_H) $(RESOURCE_H) \
+   $(EXPR_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(PARAMS_H) $(TM_P_H) $(OBSTACK_H) $(RESOURCE_H) \
    $(TIMEVAR_H) $(TARGET_H) $(TREE_PASS_H)
 alias.o : alias.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
-   $(FLAGS_H) hard-reg-set.h $(BASIC_BLOCK_H) $(REGS_H) $(TOPLEV_H) output.h \
+   $(FLAGS_H) hard-reg-set.h $(BASIC_BLOCK_H) $(REGS_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) output.h \
    $(ALIAS_H) $(EMIT_RTL_H) $(GGC_H) $(FUNCTION_H) cselib.h $(TREE_H) $(TM_P_H) \
    langhooks.h $(TARGET_H) gt-alias.h $(TIMEVAR_H) $(CGRAPH_H) \
    $(SPLAY_TREE_H) $(IPA_TYPE_ESCAPE_H) $(DF_H) $(TREE_PASS_H) \
@@ -3314,19 +3314,19 @@ init-regs.o : init-regs.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
    $(BASIC_BLOCK_H) $(FLAGS_H) $(DF_H)
 ira-build.o: ira-build.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    $(TARGET_H) $(RTL_H) $(REGS_H) hard-reg-set.h $(FLAGS_H) \
-   insn-config.h $(RECOG_H) $(BASIC_BLOCK_H) $(TOPLEV_H) $(TM_P_H) \
+   insn-config.h $(RECOG_H) $(BASIC_BLOCK_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(TM_P_H) \
    $(PARAMS_H) $(DF_H) sparseset.h $(IRA_INT_H) output.h reload.h
 ira-costs.o: ira-costs.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    hard-reg-set.h $(RTL_H) $(EXPR_H) $(TM_P_H) $(FLAGS_H) $(BASIC_BLOCK_H) \
-   $(REGS_H) addresses.h insn-config.h $(RECOG_H) $(TOPLEV_H) $(TARGET_H) \
+   $(REGS_H) addresses.h insn-config.h $(RECOG_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(TARGET_H) \
    $(PARAMS_H) $(IRA_INT_H) reload.h
 ira-conflicts.o: ira-conflicts.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    $(TARGET_H) $(RTL_H) $(REGS_H) hard-reg-set.h $(FLAGS_H) \
-   insn-config.h $(RECOG_H) $(BASIC_BLOCK_H) $(TOPLEV_H) $(TM_P_H) $(PARAMS_H) \
+   insn-config.h $(RECOG_H) $(BASIC_BLOCK_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(TM_P_H) $(PARAMS_H) \
    $(DF_H) sparseset.h addresses.h $(IRA_INT_H)
 ira-color.o: ira-color.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    $(TARGET_H) $(RTL_H) $(REGS_H) hard-reg-set.h $(FLAGS_H) \
-   $(EXPR_H) $(BASIC_BLOCK_H) $(TOPLEV_H) $(TM_P_H) reload.h $(PARAMS_H) \
+   $(EXPR_H) $(BASIC_BLOCK_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(TM_P_H) reload.h $(PARAMS_H) \
    $(DF_H) $(SPLAY_TREE_H) $(IRA_INT_H)
 ira-emit.o: ira-emit.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    $(REGS_H) $(RTL_H) $(TM_P_H) $(TARGET_H) $(FLAGS_H) hard-reg-set.h \
@@ -3334,48 +3334,48 @@ ira-emit.o: ira-emit.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    $(TREE_PASS_H) output.h reload.h $(DF_H) $(IRA_INT_H)
 ira-lives.o: ira-lives.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    $(TARGET_H) $(RTL_H) $(REGS_H) $(EXCEPT_H) hard-reg-set.h $(FLAGS_H) \
-   insn-config.h $(RECOG_H) $(BASIC_BLOCK_H) $(TOPLEV_H) $(TM_P_H) $(PARAMS_H) \
+   insn-config.h $(RECOG_H) $(BASIC_BLOCK_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(TM_P_H) $(PARAMS_H) \
    $(DF_H) sparseset.h $(IRA_INT_H)
 ira.o: ira.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
    $(TM_H) $(REGS_H) $(RTL_H) $(TM_P_H) $(TARGET_H) $(FLAGS_H) $(OBSTACK_H) \
    $(BITMAP_H) hard-reg-set.h $(BASIC_BLOCK_H) \
    $(EXPR_H) $(RECOG_H) $(PARAMS_H) $(TIMEVAR_H) $(TREE_PASS_H) output.h \
-   $(EXCEPT_H) reload.h $(TOPLEV_H) $(INTEGRATE_H) $(DF_H) $(GGC_H) $(IRA_INT_H)
+   $(EXCEPT_H) reload.h $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(INTEGRATE_H) $(DF_H) $(GGC_H) $(IRA_INT_H)
 regmove.o : regmove.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
    insn-config.h $(TIMEVAR_H) $(TREE_PASS_H) $(DF_H)\
    $(RECOG_H) output.h $(REGS_H) hard-reg-set.h $(FLAGS_H) $(FUNCTION_H) \
-   $(EXPR_H) $(BASIC_BLOCK_H) $(TOPLEV_H) $(TM_P_H) $(EXCEPT_H) ira.h reload.h
+   $(EXPR_H) $(BASIC_BLOCK_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(TM_P_H) $(EXCEPT_H) ira.h reload.h
 combine-stack-adj.o : combine-stack-adj.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
    $(TM_H) $(RTL_H) insn-config.h $(TIMEVAR_H) $(TREE_PASS_H) \
    $(RECOG_H) output.h $(REGS_H) hard-reg-set.h $(FLAGS_H) $(FUNCTION_H) \
-   $(EXPR_H) $(BASIC_BLOCK_H) $(TOPLEV_H) $(TM_P_H) $(DF_H) $(EXCEPT_H) reload.h
+   $(EXPR_H) $(BASIC_BLOCK_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(TM_P_H) $(DF_H) $(EXCEPT_H) reload.h
 ddg.o : ddg.c $(DDG_H) $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TARGET_H) \
-   $(TOPLEV_H) $(RTL_H) $(TM_P_H) $(REGS_H) $(FUNCTION_H) \
+   $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(RTL_H) $(TM_P_H) $(REGS_H) $(FUNCTION_H) \
    $(FLAGS_H) insn-config.h $(INSN_ATTR_H) $(EXCEPT_H) $(RECOG_H) \
    $(SCHED_INT_H) $(CFGLAYOUT_H) $(CFGLOOP_H) $(EXPR_H) $(BITMAP_H) \
    hard-reg-set.h sbitmap.h $(TM_H)
 modulo-sched.o : modulo-sched.c $(DDG_H) $(CONFIG_H) $(CONFIG_H) $(SYSTEM_H) \
-   coretypes.h $(TARGET_H) $(TOPLEV_H) $(RTL_H) $(TM_P_H) $(REGS_H) $(FUNCTION_H) \
+   coretypes.h $(TARGET_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(RTL_H) $(TM_P_H) $(REGS_H) $(FUNCTION_H) \
    $(FLAGS_H) insn-config.h $(INSN_ATTR_H) $(EXCEPT_H) $(RECOG_H) \
    $(SCHED_INT_H) $(CFGLAYOUT_H) $(CFGLOOP_H) $(EXPR_H) $(PARAMS_H) \
    cfghooks.h $(GCOV_IO_H) hard-reg-set.h $(TM_H) $(TIMEVAR_H) $(TREE_PASS_H) \
    $(DF_H) $(DBGCNT_H)
 haifa-sched.o : haifa-sched.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
    $(SCHED_INT_H) $(REGS_H) hard-reg-set.h $(FLAGS_H) insn-config.h $(FUNCTION_H) \
-   $(INSN_ATTR_H) $(TOPLEV_H) $(RECOG_H) $(EXCEPT_H) $(TM_P_H) $(TARGET_H) output.h \
+   $(INSN_ATTR_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(RECOG_H) $(EXCEPT_H) $(TM_P_H) $(TARGET_H) output.h \
    $(PARAMS_H) $(DBGCNT_H) $(CFGLOOP_H) ira.h $(EMIT_RTL_H)
 sched-deps.o : sched-deps.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    $(RTL_H) $(SCHED_INT_H) $(REGS_H) hard-reg-set.h $(FLAGS_H) insn-config.h \
-   $(FUNCTION_H) $(INSN_ATTR_H) $(TOPLEV_H) $(RECOG_H) $(EXCEPT_H) cselib.h \
+   $(FUNCTION_H) $(INSN_ATTR_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(RECOG_H) $(EXCEPT_H) cselib.h \
    ira.h $(PARAMS_H) $(TM_P_H) ira.h $(TARGET_H)
 sched-rgn.o : sched-rgn.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    $(RTL_H) $(SCHED_INT_H) $(REGS_H) hard-reg-set.h $(FLAGS_H) insn-config.h \
-   $(FUNCTION_H) $(INSN_ATTR_H) $(TOPLEV_H) $(RECOG_H) $(EXCEPT_H) $(PARAMS_H) \
+   $(FUNCTION_H) $(INSN_ATTR_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(RECOG_H) $(EXCEPT_H) $(PARAMS_H) \
    $(TM_P_H) sel-sched.h $(TARGET_H) $(CFGLAYOUT_H) $(TIMEVAR_H) $(TREE_PASS_H)  \
    $(DBGCNT_H)
 sched-ebb.o : sched-ebb.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    $(RTL_H) $(SCHED_INT_H) $(REGS_H) hard-reg-set.h $(FLAGS_H) insn-config.h \
-   $(FUNCTION_H) $(INSN_ATTR_H) $(TOPLEV_H) $(RECOG_H) $(EXCEPT_H) $(TM_P_H) \
+   $(FUNCTION_H) $(INSN_ATTR_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(RECOG_H) $(EXCEPT_H) $(TM_P_H) \
    $(PARAMS_H) $(CFGLAYOUT_H) $(TARGET_H) output.h
 sched-vis.o : sched-vis.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    $(RTL_H) $(SCHED_INT_H) hard-reg-set.h $(BASIC_BLOCK_H) $(OBSTACK_H) \
@@ -3388,20 +3388,20 @@ sel-sched.o : sel-sched.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    $(SEL_SCHED_IR_H) $(SEL_SCHED_DUMP_H) sel-sched.h $(DBGCNT_H) $(EMIT_RTL_H)
 sel-sched-dump.o : sel-sched-dump.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    $(RTL_H) $(REGS_H) hard-reg-set.h $(FLAGS_H) insn-config.h \
-   $(FUNCTION_H) $(INSN_ATTR_H) $(TOPLEV_H) $(RECOG_H) $(EXCEPT_H) $(PARAMS_H) \
+   $(FUNCTION_H) $(INSN_ATTR_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(RECOG_H) $(EXCEPT_H) $(PARAMS_H) \
    $(TM_P_H) $(TARGET_H) $(CFGLAYOUT_H) $(TIMEVAR_H) $(TREE_PASS_H) \
    $(SEL_SCHED_DUMP_H) $(GGC_H) $(TREE_H) $(LANGHOOKS_DEF_H) $(SEL_SCHED_IR_H) \
    output.h $(BASIC_BLOCK_H) cselib.h
 sel-sched-ir.o : sel-sched-ir.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    $(RTL_H) $(REGS_H) hard-reg-set.h $(FLAGS_H) insn-config.h \
-   $(FUNCTION_H) $(INSN_ATTR_H) $(TOPLEV_H) $(RECOG_H) $(EXCEPT_H) $(PARAMS_H) \
+   $(FUNCTION_H) $(INSN_ATTR_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(RECOG_H) $(EXCEPT_H) $(PARAMS_H) \
    $(TM_P_H) $(TARGET_H) $(TIMEVAR_H) $(TREE_PASS_H) $(SCHED_INT_H) $(GGC_H) \
    $(TREE_H) langhooks.h rtlhooks-def.h $(SEL_SCHED_IR_H) $(SEL_SCHED_DUMP_H) \
    $(EMIT_RTL_H)
 final.o : final.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_ERROR_H) \
    $(TREE_H) $(FLAGS_H) intl.h $(REGS_H) $(RECOG_H) conditions.h \
    insn-config.h $(INSN_ATTR_H) $(FUNCTION_H) output.h hard-reg-set.h \
-   $(EXCEPT_H) debug.h xcoffout.h $(TOPLEV_H) reload.h dwarf2out.h \
+   $(EXCEPT_H) debug.h xcoffout.h $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) reload.h dwarf2out.h \
    $(TREE_PASS_H) $(BASIC_BLOCK_H) $(TM_P_H) $(TARGET_H) $(EXPR_H) \
    $(CFGLAYOUT_H) dbxout.h $(TIMEVAR_H) $(CGRAPH_H) $(COVERAGE_H) \
    $(DF_H) vecprim.h $(GGC_H) $(CFGLOOP_H) $(PARAMS_H) $(TREE_FLOW_H)
@@ -3409,7 +3409,7 @@ recog.o : recog.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_ERROR_H) \
    $(FUNCTION_H) $(BASIC_BLOCK_H) $(REGS_H) $(RECOG_H) $(EXPR_H) \
    $(FLAGS_H) insn-config.h $(INSN_ATTR_H) output.h reload.h \
    addresses.h $(TM_P_H) $(TIMEVAR_H) $(TREE_PASS_H) hard-reg-set.h \
-   $(DF_H) $(DBGCNT_H) $(TARGET_H) $(TOPLEV_H)
+   $(DF_H) $(DBGCNT_H) $(TARGET_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H)
 reg-stack.o : reg-stack.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    $(RTL_ERROR_H) $(TREE_H) $(RECOG_H) $(REGS_H) hard-reg-set.h $(FLAGS_H) \
    insn-config.h reload.h $(FUNCTION_H) $(TM_P_H) $(GGC_H) \
@@ -3418,16 +3418,16 @@ reg-stack.o : reg-stack.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
 sreal.o: sreal.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) sreal.h
 predict.o: predict.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
    $(TREE_H) $(FLAGS_H) insn-config.h $(BASIC_BLOCK_H) $(REGS_H) \
-   hard-reg-set.h output.h $(TOPLEV_H) $(RECOG_H) $(FUNCTION_H) $(EXCEPT_H) \
+   hard-reg-set.h output.h $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(RECOG_H) $(FUNCTION_H) $(EXCEPT_H) \
    $(TM_P_H) $(PREDICT_H) sreal.h $(PARAMS_H) $(TARGET_H) $(CFGLOOP_H) \
    $(COVERAGE_H) $(SCEV_H) $(GGC_H) predict.def $(TIMEVAR_H) $(TREE_DUMP_H) \
    $(TREE_FLOW_H) $(TREE_PASS_H) $(EXPR_H) pointer-set.h
-lists.o: lists.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TOPLEV_H) \
+lists.o: lists.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) \
    $(RTL_H) $(GGC_H) gt-lists.h
 bb-reorder.o : bb-reorder.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    $(RTL_H) $(FLAGS_H) $(TIMEVAR_H) output.h $(CFGLAYOUT_H) $(FIBHEAP_H) \
    $(TARGET_H) $(FUNCTION_H) $(TM_P_H) $(OBSTACK_H) $(EXPR_H) $(REGS_H) \
-   $(PARAMS_H) $(TOPLEV_H) $(TREE_PASS_H) $(DF_H)
+   $(PARAMS_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(TREE_PASS_H) $(DF_H)
 tracer.o : tracer.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
    $(TREE_H) $(BASIC_BLOCK_H) hard-reg-set.h output.h $(CFGLAYOUT_H) \
    $(FLAGS_H) $(TIMEVAR_H) $(PARAMS_H) $(COVERAGE_H) $(FIBHEAP_H) \
@@ -3438,17 +3438,17 @@ cfglayout.o : cfglayout.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    $(GGC_H) alloc-pool.h $(FLAGS_H) $(OBSTACK_H) $(TREE_PASS_H) vecprim.h \
    $(DF_H) $(EMIT_RTL_H)
 timevar.o : timevar.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
-   $(TIMEVAR_H) $(FLAGS_H) intl.h $(TOPLEV_H) $(RTL_H) timevar.def
+   $(TIMEVAR_H) $(FLAGS_H) intl.h $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(RTL_H) timevar.def
 regcprop.o : regcprop.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    $(RTL_H) insn-config.h $(BASIC_BLOCK_H) $(REGS_H) hard-reg-set.h \
    output.h $(RECOG_H) $(FUNCTION_H) $(OBSTACK_H) $(FLAGS_H) $(TM_P_H) \
-   addresses.h reload.h $(TOPLEV_H) $(TIMEVAR_H) $(TREE_PASS_H) $(DF_H)
+   addresses.h reload.h $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(TIMEVAR_H) $(TREE_PASS_H) $(DF_H)
 regrename.o : regrename.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    $(RTL_ERROR_H) insn-config.h $(BASIC_BLOCK_H) $(REGS_H) hard-reg-set.h \
    output.h $(RECOG_H) $(FUNCTION_H) $(OBSTACK_H) $(FLAGS_H) $(TM_P_H) \
    addresses.h reload.h $(TIMEVAR_H) $(TREE_PASS_H) $(DF_H)
 ifcvt.o : ifcvt.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
-   $(REGS_H) $(TOPLEV_H) $(FLAGS_H) insn-config.h $(FUNCTION_H) $(RECOG_H) \
+   $(REGS_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(FLAGS_H) insn-config.h $(FUNCTION_H) $(RECOG_H) \
    $(TARGET_H) $(BASIC_BLOCK_H) $(EXPR_H) output.h $(EXCEPT_H) $(TM_P_H) \
    $(OPTABS_H) $(CFGLOOP_H) hard-reg-set.h $(TIMEVAR_H) \
    $(TREE_PASS_H) $(DF_H) $(DBGCNT_H)
@@ -3462,12 +3462,12 @@ lambda-code.o: lambda-code.c $(LAMBDA_H) $(GGC_H) $(SYSTEM_H) $(CONFIG_H) \
    $(CFGLOOP_H) $(TREE_DATA_REF_H) $(EXPR_H) coretypes.h $(TARGET_H) \
    $(TREE_PASS_H) $(VEC_H) vecprim.h $(OBSTACK_H) pointer-set.h
 params.o : params.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(PARAMS_H) \
-   $(TOPLEV_H)
+   $(TOPLEV_H) $(DIAGNOSTIC_CORE_H)
 pointer-set.o: pointer-set.c pointer-set.h $(CONFIG_H) $(SYSTEM_H)
 hooks.o: hooks.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(HOOKS_H)
 pretty-print.o: $(CONFIG_H) $(SYSTEM_H) coretypes.h intl.h $(PRETTY_PRINT_H)
 errors.o : errors.c $(CONFIG_H) $(SYSTEM_H) errors.h $(BCONFIG_H)
-dbgcnt.o: dbgcnt.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TOPLEV_H) $(DBGCNT_H) \
+dbgcnt.o: dbgcnt.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(DBGCNT_H) \
    $(TM_H) $(RTL_H) output.h
 lower-subreg.o : lower-subreg.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
    $(MACHMODE_H) $(TM_H) $(RTL_H) $(TM_P_H) $(TIMEVAR_H) $(FLAGS_H) \
@@ -3476,7 +3476,7 @@ lower-subreg.o : lower-subreg.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
 
 $(out_object_file): $(out_file) $(CONFIG_H) coretypes.h $(TM_H) $(TREE_H) \
    $(RTL_H) $(REGS_H) hard-reg-set.h insn-config.h conditions.h \
-   output.h $(INSN_ATTR_H) $(SYSTEM_H) $(TOPLEV_H) $(TARGET_H) libfuncs.h \
+   output.h $(INSN_ATTR_H) $(SYSTEM_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(TARGET_H) libfuncs.h \
    $(TARGET_DEF_H) $(FUNCTION_H) $(SCHED_INT_H) $(TM_P_H) $(EXPR_H) \
    langhooks.h $(GGC_H) $(OPTABS_H) $(REAL_H) tm-constrs.h $(GIMPLE_H) $(DF_H) \
    cselib.h
@@ -3533,18 +3533,18 @@ s-mddeps: $(md_file) $(MD_INCLUDES) build/genmddeps$(build_exeext)
 # Header dependencies for generated source files.
 insn-attrtab.o : insn-attrtab.c $(CONFIG_H) $(SYSTEM_H) coretypes.h	\
   $(TM_H) $(RTL_H) $(REGS_H) output.h $(INSN_ATTR_H)			\
-  insn-config.h $(TOPLEV_H) $(RECOG_H) $(TM_P_H) $(FLAGS_H)
+  insn-config.h $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(RECOG_H) $(TM_P_H) $(FLAGS_H)
 insn-automata.o : insn-automata.c $(CONFIG_H) $(SYSTEM_H) coretypes.h	\
   $(TM_H) $(RTL_H) $(REGS_H) output.h $(INSN_ATTR_H)			\
-  insn-config.h $(TOPLEV_H) $(RECOG_H) $(TM_P_H) $(FLAGS_H) $(EMIT_RTL_H)
+  insn-config.h $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(RECOG_H) $(TM_P_H) $(FLAGS_H) $(EMIT_RTL_H)
 insn-emit.o : insn-emit.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H)	\
   $(RTL_H) $(TM_P_H) $(FUNCTION_H) $(EXPR_H) $(OPTABS_H) 		\
   dfp.h $(FLAGS_H) output.h insn-config.h hard-reg-set.h $(RECOG_H)	\
-  $(RESOURCE_H) reload.h $(TOPLEV_H) $(REGS_H) tm-constrs.h $(GGC_H)	\
+  $(RESOURCE_H) reload.h $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(REGS_H) tm-constrs.h $(GGC_H)	\
   $(BASIC_BLOCK_H) $(INTEGRATE_H)
 insn-enums.o : insn-enums.c $(CONFIG_H) $(SYSTEM_H) insn-constants.h
 insn-extract.o : insn-extract.c $(CONFIG_H) $(SYSTEM_H) coretypes.h	\
-  $(TM_H) $(RTL_H) $(TOPLEV_H) insn-config.h $(RECOG_H)
+  $(TM_H) $(RTL_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) insn-config.h $(RECOG_H)
 insn-modes.o : insn-modes.c $(CONFIG_H) $(SYSTEM_H) coretypes.h	$(TM_H) \
   $(MACHMODE_H)
 insn-opinit.o : insn-opinit.c $(CONFIG_H) $(SYSTEM_H) coretypes.h	\
@@ -3553,18 +3553,18 @@ insn-opinit.o : insn-opinit.c $(CONFIG_H) $(SYSTEM_H) coretypes.h	\
 insn-output.o : insn-output.c $(CONFIG_H) $(SYSTEM_H) coretypes.h	\
   $(TM_H) $(RTL_H) $(GGC_H) $(REGS_H) conditions.h			\
   hard-reg-set.h insn-config.h $(INSN_ATTR_H) $(EXPR_H) output.h	\
-  $(RECOG_H) $(FUNCTION_H) $(TOPLEV_H) $(FLAGS_H) insn-codes.h $(TM_P_H)\
+  $(RECOG_H) $(FUNCTION_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(FLAGS_H) insn-codes.h $(TM_P_H)\
   $(TARGET_H) tm-constrs.h
 insn-peep.o : insn-peep.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H)	\
   insn-config.h $(RTL_H) $(TM_P_H) $(REGS_H) output.h 			\
-  $(RECOG_H) $(EXCEPT_H) $(FUNCTION_H) $(TOPLEV_H) $(FLAGS_H) tm-constrs.h
+  $(RECOG_H) $(EXCEPT_H) $(FUNCTION_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(FLAGS_H) tm-constrs.h
 insn-preds.o : insn-preds.c $(CONFIG_H) $(SYSTEM_H) coretypes.h		\
   $(TM_H) $(RTL_H) $(TREE_H) insn-config.h $(RECOG_H) output.h		\
   $(FLAGS_H) $(FUNCTION_H) hard-reg-set.h $(RESOURCE_H) $(TM_P_H)	\
-  $(TOPLEV_H) reload.h $(REGS_H) tm-constrs.h
+  $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) reload.h $(REGS_H) tm-constrs.h
 insn-recog.o : insn-recog.c $(CONFIG_H) $(SYSTEM_H) coretypes.h		\
   $(TM_H) $(RTL_H) insn-config.h $(RECOG_H) output.h $(FLAGS_H)		\
-  $(FUNCTION_H) hard-reg-set.h $(RESOURCE_H) $(TM_P_H) $(TOPLEV_H)	\
+  $(FUNCTION_H) hard-reg-set.h $(RESOURCE_H) $(TM_P_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H)	\
   reload.h $(REGS_H) tm-constrs.h
 
 # For each of the files generated by running a generator program over
@@ -3821,11 +3821,11 @@ build/read-rtl.o: read-rtl.c $(BCONFIG_H) $(SYSTEM_H) coretypes.h	\
 build/rtl.o: rtl.c $(BCONFIG_H) coretypes.h $(GTM_H) $(SYSTEM_H)	\
   $(RTL_H) $(GGC_H) errors.h
 build/vec.o : vec.c $(BCONFIG_H) $(SYSTEM_H) coretypes.h $(VEC_H)	\
-   $(GGC_H) $(TOPLEV_H)
+   $(GGC_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H)
 build/gencondmd.o : build/gencondmd.c $(BCONFIG_H) $(SYSTEM_H)		\
   coretypes.h $(GTM_H) insn-constants.h					\
   $(filter-out insn-flags.h, $(RTL_H) $(TM_P_H) $(FUNCTION_H) $(REGS_H) \
-  $(RECOG_H) output.h $(FLAGS_H) $(RESOURCE_H) $(TOPLEV_H) reload.h 	\
+  $(RECOG_H) output.h $(FLAGS_H) $(RESOURCE_H) $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) reload.h 	\
   $(EXCEPT_H) tm-constrs.h)
 # This pulls in tm-pred.h which contains inline functions wrapping up
 # predicates from the back-end so those functions must be discarded.
@@ -3878,7 +3878,7 @@ build/genopinit.o : genopinit.c $(RTL_BASE_H) $(BCONFIG_H) $(SYSTEM_H)	\
 build/genoutput.o : genoutput.c $(RTL_BASE_H) $(BCONFIG_H) $(SYSTEM_H)	\
   coretypes.h $(GTM_H) errors.h $(READ_MD_H) gensupport.h
 build/genpeep.o : genpeep.c $(RTL_BASE_H) $(BCONFIG_H) $(SYSTEM_H)	\
-  coretypes.h $(GTM_H) errors.h gensupport.h $(TOPLEV_H)
+  coretypes.h $(GTM_H) errors.h gensupport.h $(TOPLEV_H) $(DIAGNOSTIC_CORE_H)
 build/genpreds.o : genpreds.c $(RTL_BASE_H) $(BCONFIG_H) $(SYSTEM_H)	\
   coretypes.h $(GTM_H) errors.h $(READ_MD_H) gensupport.h $(OBSTACK_H)
 build/genrecog.o : genrecog.c $(RTL_BASE_H) $(BCONFIG_H) $(SYSTEM_H)	\
@@ -4446,7 +4446,7 @@ installdirs:
 	$(mkinstalldirs) $(DESTDIR)$(man7dir)
 
 PLUGIN_HEADERS = $(TREE_H) $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
-  $(TOPLEV_H) $(BASIC_BLOCK_H) $(GIMPLE_H) $(TREE_PASS_H) $(GCC_PLUGIN_H) \
+  $(TOPLEV_H) $(DIAGNOSTIC_CORE_H) $(BASIC_BLOCK_H) $(GIMPLE_H) $(TREE_PASS_H) $(GCC_PLUGIN_H) \
   $(GGC_H) $(TREE_DUMP_H) $(PRETTY_PRINT_H) opts.h $(PARAMS_H) plugin.def \
   $(tm_file_list) $(tm_include_list) $(tm_p_file_list) $(tm_p_include_list) \
   $(host_xm_file_list) $(host_xm_include_list) $(xm_include_list) \
diff --git a/gcc/ada/ChangeLog b/gcc/ada/ChangeLog
index 8e541291eb7..7acf5671f20 100644
--- a/gcc/ada/ChangeLog
+++ b/gcc/ada/ChangeLog
@@ -1,3 +1,8 @@
+2010-07-08  Manuel López-Ibáñez  <manu@gcc.gnu.org>
+
+	* gcc-interface/utils.c: Include diagnostic-core.h in every file
+	that includes toplev.h.
+
 2010-07-03  Eric Botcazou  <ebotcazou@adacore.com>
 
 	* gcc-interface/decl.c (gnat_to_gnu_entity) <E_Enumeration_Type>:
diff --git a/gcc/ada/gcc-interface/utils.c b/gcc/ada/gcc-interface/utils.c
index c5d612da91b..3572af58593 100644
--- a/gcc/ada/gcc-interface/utils.c
+++ b/gcc/ada/gcc-interface/utils.c
@@ -30,6 +30,7 @@
 #include "tree.h"
 #include "flags.h"
 #include "toplev.h"
+#include "diagnostic-core.h"
 #include "output.h"
 #include "ggc.h"
 #include "debug.h"
diff --git a/gcc/alias.c b/gcc/alias.c
index 30717127be2..034c4692500 100644
--- a/gcc/alias.c
+++ b/gcc/alias.c
@@ -34,6 +34,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "basic-block.h"
 #include "flags.h"
 #include "output.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "cselib.h"
 #include "splay-tree.h"
diff --git a/gcc/attribs.c b/gcc/attribs.c
index 57f367d581e..0d7c13218b5 100644
--- a/gcc/attribs.c
+++ b/gcc/attribs.c
@@ -25,8 +25,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "tm.h"
 #include "tree.h"
 #include "flags.h"
-#include "toplev.h"
-#include "output.h"
+#include "diagnostic-core.h"
 #include "ggc.h"
 #include "tm_p.h"
 #include "cpplib.h"
diff --git a/gcc/auto-inc-dec.c b/gcc/auto-inc-dec.c
index 20083ad1f83..04c91a246a8 100644
--- a/gcc/auto-inc-dec.c
+++ b/gcc/auto-inc-dec.c
@@ -33,6 +33,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "output.h"
 #include "function.h"
 #include "except.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "recog.h"
 #include "expr.h"
diff --git a/gcc/bb-reorder.c b/gcc/bb-reorder.c
index 5f7230f9bcf..cf282d222a6 100644
--- a/gcc/bb-reorder.c
+++ b/gcc/bb-reorder.c
@@ -82,7 +82,8 @@
 #include "obstack.h"
 #include "expr.h"
 #include "params.h"
-#include "toplev.h"
+#include "diagnostic-core.h"
+#include "toplev.h" /* user_defined_section_attribute */
 #include "tree-pass.h"
 #include "df.h"
 
diff --git a/gcc/bt-load.c b/gcc/bt-load.c
index abb033fc096..f65b85213c2 100644
--- a/gcc/bt-load.c
+++ b/gcc/bt-load.c
@@ -34,7 +34,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "function.h"
 #include "except.h"
 #include "tm_p.h"
-#include "toplev.h"
+#include "diagnostic-core.h"
 #include "tree-pass.h"
 #include "recog.h"
 #include "df.h"
diff --git a/gcc/c-family/ChangeLog b/gcc/c-family/ChangeLog
index 8af57ab9b51..61e781d8b18 100644
--- a/gcc/c-family/ChangeLog
+++ b/gcc/c-family/ChangeLog
@@ -1,3 +1,9 @@
+2010-07-08  Manuel López-Ibáñez  <manu@gcc.gnu.org>
+
+	* c-common.h: Include diagnostic-core.h. Error if already
+	included.
+	* c-semantics.c: Do not define GCC_DIAG_STYLE here.
+
 2010-07-03  Manuel López-Ibáñez  <manu@gcc.gnu.org>
 
 	* c-family/c-common.c (IN_GCC_FRONTEND): Do not undef.
diff --git a/gcc/c-family/c-common.h b/gcc/c-family/c-common.h
index 5784746e90a..78cf4fdb2b5 100644
--- a/gcc/c-family/c-common.h
+++ b/gcc/c-family/c-common.h
@@ -28,9 +28,15 @@ along with GCC; see the file COPYING3.  If not see
 
 /* In order for the format checking to accept the C frontend
    diagnostic framework extensions, you must include this file before
-   toplev.h, not after.  The C front end formats are a subset of those
+   diagnostic-core.h, not after.  The C front end formats are a subset of those
    for C++, so they are the appropriate set to use in common code;
    cp-tree.h overrides this for C++.  */
+#if defined(GCC_DIAGNOSTIC_CORE_H)
+#error \
+In order for the format checking to accept the C front end diagnostic \
+framework extensions, you must include this file before diagnostic-core.h \
+never after.
+#endif
 #ifndef GCC_DIAG_STYLE
 #define GCC_DIAG_STYLE __gcc_cdiag__
 #endif
diff --git a/gcc/c-family/c-semantics.c b/gcc/c-family/c-semantics.c
index 683655f77c0..0eccd5189e4 100644
--- a/gcc/c-family/c-semantics.c
+++ b/gcc/c-family/c-semantics.c
@@ -27,10 +27,6 @@ along with GCC; see the file COPYING3.  If not see
 #include "function.h"
 #include "splay-tree.h"
 #include "c-common.h"
-/* In order for the format checking to accept the C frontend
-   diagnostic framework extensions, you must define this token before
-   including toplev.h.  */
-#define GCC_DIAG_STYLE __gcc_cdiag__
 #include "toplev.h"
 #include "flags.h"
 #include "output.h"
diff --git a/gcc/c-tree.h b/gcc/c-tree.h
index a607ecdeda6..984b5975f8d 100644
--- a/gcc/c-tree.h
+++ b/gcc/c-tree.h
@@ -23,7 +23,6 @@ along with GCC; see the file COPYING3.  If not see
 #define GCC_C_TREE_H
 
 #include "c-family/c-common.h"
-#include "toplev.h"
 #include "diagnostic.h"
 
 /* struct lang_identifier is private to c-decl.c, but langhooks.c needs to
diff --git a/gcc/caller-save.c b/gcc/caller-save.c
index 78b508cc535..996bb9ba529 100644
--- a/gcc/caller-save.c
+++ b/gcc/caller-save.c
@@ -34,6 +34,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "reload.h"
 #include "function.h"
 #include "expr.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "tm_p.h"
 #include "addresses.h"
diff --git a/gcc/calls.c b/gcc/calls.c
index 3b06ad397de..04892948b02 100644
--- a/gcc/calls.c
+++ b/gcc/calls.c
@@ -32,7 +32,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "libfuncs.h"
 #include "function.h"
 #include "regs.h"
-#include "toplev.h"
+#include "diagnostic-core.h"
 #include "output.h"
 #include "tm_p.h"
 #include "timevar.h"
diff --git a/gcc/cfg.c b/gcc/cfg.c
index 563582ff296..127f08c75df 100644
--- a/gcc/cfg.c
+++ b/gcc/cfg.c
@@ -57,6 +57,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "output.h"
 #include "function.h"
 #include "except.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "tm_p.h"
 #include "obstack.h"
diff --git a/gcc/cfganal.c b/gcc/cfganal.c
index 65fe337ab01..b4cc86c1283 100644
--- a/gcc/cfganal.c
+++ b/gcc/cfganal.c
@@ -30,6 +30,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "basic-block.h"
 #include "insn-config.h"
 #include "recog.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "tm_p.h"
 #include "vec.h"
diff --git a/gcc/cfgbuild.c b/gcc/cfgbuild.c
index c53450ca553..59932b2f729 100644
--- a/gcc/cfgbuild.c
+++ b/gcc/cfgbuild.c
@@ -34,6 +34,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "function.h"
 #include "except.h"
 #include "expr.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "timevar.h"
 #include "sbitmap.h"
diff --git a/gcc/cfgcleanup.c b/gcc/cfgcleanup.c
index 7139e3a7bce..9ded1e6215b 100644
--- a/gcc/cfgcleanup.c
+++ b/gcc/cfgcleanup.c
@@ -43,6 +43,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "insn-config.h"
 #include "flags.h"
 #include "recog.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "cselib.h"
 #include "params.h"
diff --git a/gcc/cfghooks.c b/gcc/cfghooks.c
index c3d51fd9e36..3532b460851 100644
--- a/gcc/cfghooks.c
+++ b/gcc/cfghooks.c
@@ -28,7 +28,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "basic-block.h"
 #include "tree-flow.h"
 #include "timevar.h"
-#include "toplev.h"
+#include "diagnostic-core.h"
 #include "cfgloop.h"
 
 /* A pointer to one of the hooks containers.  */
diff --git a/gcc/cfgloop.c b/gcc/cfgloop.c
index c0d9a4cacc2..370c68d63fe 100644
--- a/gcc/cfgloop.c
+++ b/gcc/cfgloop.c
@@ -27,8 +27,8 @@ along with GCC; see the file COPYING3.  If not see
 #include "obstack.h"
 #include "function.h"
 #include "basic-block.h"
-#include "toplev.h"
 #include "cfgloop.h"
+#include "diagnostic-core.h"
 #include "flags.h"
 #include "tree.h"
 #include "tree-flow.h"
diff --git a/gcc/combine.c b/gcc/combine.c
index d3305cb4abe..4dcb6cef5ca 100644
--- a/gcc/combine.c
+++ b/gcc/combine.c
@@ -92,6 +92,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "expr.h"
 #include "insn-attr.h"
 #include "recog.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "target.h"
 #include "optabs.h"
diff --git a/gcc/config/alpha/alpha.c b/gcc/config/alpha/alpha.c
index 92647f1a373..f36e1fd173f 100644
--- a/gcc/config/alpha/alpha.c
+++ b/gcc/config/alpha/alpha.c
@@ -41,6 +41,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "obstack.h"
 #include "except.h"
 #include "function.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "ggc.h"
 #include "integrate.h"
diff --git a/gcc/config/arc/arc.c b/gcc/config/arc/arc.c
index 901698ea6b1..72800cac3a5 100644
--- a/gcc/config/arc/arc.c
+++ b/gcc/config/arc/arc.c
@@ -36,6 +36,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "function.h"
 #include "expr.h"
 #include "recog.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "df.h"
 #include "tm_p.h"
diff --git a/gcc/config/arm/arm.c b/gcc/config/arm/arm.c
index 1a327bb53dd..61c83291cb4 100644
--- a/gcc/config/arm/arm.c
+++ b/gcc/config/arm/arm.c
@@ -40,6 +40,7 @@
 #include "function.h"
 #include "expr.h"
 #include "optabs.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "recog.h"
 #include "cgraph.h"
diff --git a/gcc/config/arm/pe.c b/gcc/config/arm/pe.c
index 365648c607c..5a3aa376afe 100644
--- a/gcc/config/arm/pe.c
+++ b/gcc/config/arm/pe.c
@@ -28,6 +28,7 @@
 #include "flags.h"
 #include "tree.h"
 #include "expr.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "tm_p.h"
 
diff --git a/gcc/config/avr/avr.c b/gcc/config/avr/avr.c
index 531a4128bf3..87393f2ae94 100644
--- a/gcc/config/avr/avr.c
+++ b/gcc/config/avr/avr.c
@@ -34,6 +34,7 @@
 #include "tree.h"
 #include "output.h"
 #include "expr.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "obstack.h"
 #include "function.h"
diff --git a/gcc/config/bfin/bfin.c b/gcc/config/bfin/bfin.c
index 1232ecc7378..23bd1796160 100644
--- a/gcc/config/bfin/bfin.c
+++ b/gcc/config/bfin/bfin.c
@@ -40,6 +40,7 @@
 #include "target.h"
 #include "target-def.h"
 #include "expr.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "recog.h"
 #include "optabs.h"
diff --git a/gcc/config/cris/cris.c b/gcc/config/cris/cris.c
index 05736c76165..ce6b568df03 100644
--- a/gcc/config/cris/cris.c
+++ b/gcc/config/cris/cris.c
@@ -34,6 +34,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "expr.h"
 #include "except.h"
 #include "function.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "recog.h"
 #include "reload.h"
diff --git a/gcc/config/crx/crx.c b/gcc/config/crx/crx.c
index 3b5794242c5..e8b750c95a3 100644
--- a/gcc/config/crx/crx.c
+++ b/gcc/config/crx/crx.c
@@ -43,6 +43,7 @@
 #include "recog.h"
 #include "expr.h"
 #include "optabs.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "basic-block.h"
 #include "df.h"
diff --git a/gcc/config/darwin-c.c b/gcc/config/darwin-c.c
index 6221ab3be1b..141971195b2 100644
--- a/gcc/config/darwin-c.c
+++ b/gcc/config/darwin-c.c
@@ -28,6 +28,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "incpath.h"
 #include "c-family/c-common.h"
 #include "c-family/c-pragma.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "flags.h"
 #include "tm_p.h"
diff --git a/gcc/config/darwin.c b/gcc/config/darwin.c
index 5801e431dfd..876b4339ffd 100644
--- a/gcc/config/darwin.c
+++ b/gcc/config/darwin.c
@@ -41,6 +41,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "langhooks.h"
 #include "target.h"
 #include "tm_p.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "hashtab.h"
 #include "df.h"
diff --git a/gcc/config/fr30/fr30.c b/gcc/config/fr30/fr30.c
index c880f21546c..f417f91dfd2 100644
--- a/gcc/config/fr30/fr30.c
+++ b/gcc/config/fr30/fr30.c
@@ -39,6 +39,7 @@
 #include "obstack.h"
 #include "except.h"
 #include "function.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "tm_p.h"
 #include "target.h"
diff --git a/gcc/config/frv/frv.c b/gcc/config/frv/frv.c
index 25f149c7b4e..3a85fc5fa76 100644
--- a/gcc/config/frv/frv.c
+++ b/gcc/config/frv/frv.c
@@ -39,6 +39,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "except.h"
 #include "function.h"
 #include "optabs.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "basic-block.h"
 #include "tm_p.h"
diff --git a/gcc/config/h8300/h8300.c b/gcc/config/h8300/h8300.c
index 5773fb15b51..546a6aee7d5 100644
--- a/gcc/config/h8300/h8300.c
+++ b/gcc/config/h8300/h8300.c
@@ -38,6 +38,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "expr.h"
 #include "function.h"
 #include "optabs.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "c-family/c-pragma.h"	/* ??? */
 #include "tm_p.h"
diff --git a/gcc/config/host-darwin.c b/gcc/config/host-darwin.c
index 3f1c449c0c5..6c94140a891 100644
--- a/gcc/config/host-darwin.c
+++ b/gcc/config/host-darwin.c
@@ -21,6 +21,7 @@
 #include "system.h"
 #include "coretypes.h"
 #include <sys/mman.h>
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "config/host-darwin.h"
 
diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c
index 7dfd7bbdcbe..598890143db 100644
--- a/gcc/config/i386/i386.c
+++ b/gcc/config/i386/i386.c
@@ -39,6 +39,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "recog.h"
 #include "expr.h"
 #include "optabs.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "basic-block.h"
 #include "ggc.h"
diff --git a/gcc/config/i386/netware.c b/gcc/config/i386/netware.c
index fa9ffbbeac1..555571adb44 100644
--- a/gcc/config/i386/netware.c
+++ b/gcc/config/i386/netware.c
@@ -29,6 +29,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "tree.h"
 #include "flags.h"
 #include "tm_p.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "langhooks.h"
 #include "ggc.h"
diff --git a/gcc/config/i386/nwld.c b/gcc/config/i386/nwld.c
index 9ae2aad3d35..ac0da7c3f00 100644
--- a/gcc/config/i386/nwld.c
+++ b/gcc/config/i386/nwld.c
@@ -29,6 +29,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "tree.h"
 #include "flags.h"
 #include "tm_p.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 
 void
diff --git a/gcc/config/i386/winnt-cxx.c b/gcc/config/i386/winnt-cxx.c
index 9ae7ceda8a2..f22f818254a 100644
--- a/gcc/config/i386/winnt-cxx.c
+++ b/gcc/config/i386/winnt-cxx.c
@@ -26,6 +26,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "cp/cp-tree.h" /* This is why we're a separate module.  */
 #include "flags.h"
 #include "tm_p.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "hashtab.h"
 
diff --git a/gcc/config/i386/winnt-stubs.c b/gcc/config/i386/winnt-stubs.c
index a9c7cd7398f..f075e9626dc 100644
--- a/gcc/config/i386/winnt-stubs.c
+++ b/gcc/config/i386/winnt-stubs.c
@@ -30,6 +30,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "tree.h"
 #include "flags.h"
 #include "tm_p.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "hashtab.h"
 
diff --git a/gcc/config/i386/winnt.c b/gcc/config/i386/winnt.c
index c20a2ae89fc..549edd1f6e4 100644
--- a/gcc/config/i386/winnt.c
+++ b/gcc/config/i386/winnt.c
@@ -30,6 +30,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "tree.h"
 #include "flags.h"
 #include "tm_p.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "hashtab.h"
 #include "langhooks.h"
diff --git a/gcc/config/ia64/ia64-c.c b/gcc/config/ia64/ia64-c.c
index 7a0bdd7a3cd..61a2b727a4a 100644
--- a/gcc/config/ia64/ia64-c.c
+++ b/gcc/config/ia64/ia64-c.c
@@ -26,6 +26,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "cpplib.h"
 #include "c-family/c-common.h"
 #include "c-family/c-pragma.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "tm_p.h"
 
diff --git a/gcc/config/ia64/ia64.c b/gcc/config/ia64/ia64.c
index c00aa7f3104..032b4689b03 100644
--- a/gcc/config/ia64/ia64.c
+++ b/gcc/config/ia64/ia64.c
@@ -42,6 +42,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "ggc.h"
 #include "basic-block.h"
 #include "libfuncs.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "sched-int.h"
 #include "timevar.h"
diff --git a/gcc/config/iq2000/iq2000.c b/gcc/config/iq2000/iq2000.c
index 559d88433fa..a7d65354323 100644
--- a/gcc/config/iq2000/iq2000.c
+++ b/gcc/config/iq2000/iq2000.c
@@ -37,6 +37,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "optabs.h"
 #include "libfuncs.h"
 #include "recog.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "reload.h"
 #include "ggc.h"
diff --git a/gcc/config/lm32/lm32.c b/gcc/config/lm32/lm32.c
index 4288ed285d9..a40df6f0655 100644
--- a/gcc/config/lm32/lm32.c
+++ b/gcc/config/lm32/lm32.c
@@ -40,6 +40,7 @@
 #include "reload.h"
 #include "tm_p.h"
 #include "function.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "optabs.h"
 #include "libfuncs.h"
diff --git a/gcc/config/m32c/m32c-pragma.c b/gcc/config/m32c/m32c-pragma.c
index b57615265a2..b25c06350e4 100644
--- a/gcc/config/m32c/m32c-pragma.c
+++ b/gcc/config/m32c/m32c-pragma.c
@@ -24,6 +24,7 @@
 #include "coretypes.h"
 #include "tm.h"
 #include "tree.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "c-family/c-pragma.h"
 #include "cpplib.h"
diff --git a/gcc/config/m32c/m32c.c b/gcc/config/m32c/m32c.c
index d7a047a8b57..3b32a7afb36 100644
--- a/gcc/config/m32c/m32c.c
+++ b/gcc/config/m32c/m32c.c
@@ -34,6 +34,7 @@
 #include "flags.h"
 #include "recog.h"
 #include "reload.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "obstack.h"
 #include "tree.h"
diff --git a/gcc/config/m32r/m32r.c b/gcc/config/m32r/m32r.c
index a700ec9a581..3895138233c 100644
--- a/gcc/config/m32r/m32r.c
+++ b/gcc/config/m32r/m32r.c
@@ -34,6 +34,7 @@
 #include "expr.h"
 #include "function.h"
 #include "recog.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "ggc.h"
 #include "integrate.h"
diff --git a/gcc/config/m68hc11/m68hc11.c b/gcc/config/m68hc11/m68hc11.c
index ad63ee8153d..2056375b6a6 100644
--- a/gcc/config/m68hc11/m68hc11.c
+++ b/gcc/config/m68hc11/m68hc11.c
@@ -51,6 +51,7 @@ Note:
 #include "recog.h"
 #include "expr.h"
 #include "libfuncs.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "basic-block.h"
 #include "function.h"
diff --git a/gcc/config/m68k/m68k.c b/gcc/config/m68k/m68k.c
index 64275211912..566b8d2de1f 100644
--- a/gcc/config/m68k/m68k.c
+++ b/gcc/config/m68k/m68k.c
@@ -33,6 +33,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "output.h"
 #include "insn-attr.h"
 #include "recog.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "expr.h"
 #include "reload.h"
diff --git a/gcc/config/mcore/mcore.c b/gcc/config/mcore/mcore.c
index 6bb4e6476fb..68886934ff7 100644
--- a/gcc/config/mcore/mcore.c
+++ b/gcc/config/mcore/mcore.c
@@ -40,6 +40,7 @@
 #include "recog.h"
 #include "function.h"
 #include "ggc.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "target.h"
 #include "target-def.h"
diff --git a/gcc/config/mep/mep-pragma.c b/gcc/config/mep/mep-pragma.c
index 1d79a3bd19f..ac704496d5b 100644
--- a/gcc/config/mep/mep-pragma.c
+++ b/gcc/config/mep/mep-pragma.c
@@ -25,6 +25,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "tm.h"
 #include "tree.h"
 #include "rtl.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "c-family/c-pragma.h"
 #include "cpplib.h"
diff --git a/gcc/config/mep/mep.c b/gcc/config/mep/mep.c
index 9e23e45f8bb..af556df4c5e 100644
--- a/gcc/config/mep/mep.c
+++ b/gcc/config/mep/mep.c
@@ -43,6 +43,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "reload.h"
 #include "tm_p.h"
 #include "ggc.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "integrate.h"
 #include "target.h"
diff --git a/gcc/config/mmix/mmix.c b/gcc/config/mmix/mmix.c
index 4b35e06df4f..109a46a51fc 100644
--- a/gcc/config/mmix/mmix.c
+++ b/gcc/config/mmix/mmix.c
@@ -34,6 +34,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "tree.h"
 #include "function.h"
 #include "expr.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "recog.h"
 #include "ggc.h"
diff --git a/gcc/config/mn10300/mn10300.c b/gcc/config/mn10300/mn10300.c
index 79bdd7685ea..1243a33a416 100644
--- a/gcc/config/mn10300/mn10300.c
+++ b/gcc/config/mn10300/mn10300.c
@@ -38,6 +38,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "optabs.h"
 #include "function.h"
 #include "obstack.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "tm_p.h"
 #include "target.h"
diff --git a/gcc/config/moxie/moxie.c b/gcc/config/moxie/moxie.c
index 1ce7107daff..512582e3273 100644
--- a/gcc/config/moxie/moxie.c
+++ b/gcc/config/moxie/moxie.c
@@ -33,6 +33,7 @@
 #include "flags.h"
 #include "recog.h"
 #include "reload.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "obstack.h"
 #include "tree.h"
diff --git a/gcc/config/pa/pa.c b/gcc/config/pa/pa.c
index 863b154c377..96acecb351c 100644
--- a/gcc/config/pa/pa.c
+++ b/gcc/config/pa/pa.c
@@ -39,6 +39,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "reload.h"
 #include "integrate.h"
 #include "function.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "ggc.h"
 #include "recog.h"
diff --git a/gcc/config/pdp11/pdp11.c b/gcc/config/pdp11/pdp11.c
index 15e8a545f09..186fbede3bd 100644
--- a/gcc/config/pdp11/pdp11.c
+++ b/gcc/config/pdp11/pdp11.c
@@ -35,6 +35,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "recog.h"
 #include "tree.h"
 #include "expr.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "tm_p.h"
 #include "target.h"
diff --git a/gcc/config/picochip/picochip.c b/gcc/config/picochip/picochip.c
index 2e8dbb92355..bb302f27e31 100644
--- a/gcc/config/picochip/picochip.c
+++ b/gcc/config/picochip/picochip.c
@@ -41,6 +41,7 @@ along with GCC; see the file COPYING3.  If not, see
 #include "output.h"
 #include "basic-block.h"
 #include "integrate.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "ggc.h"
 #include "hashtab.h"
diff --git a/gcc/config/rs6000/rs6000-c.c b/gcc/config/rs6000/rs6000-c.c
index 20f594a33e9..ae36d7aa7c0 100644
--- a/gcc/config/rs6000/rs6000-c.c
+++ b/gcc/config/rs6000/rs6000-c.c
@@ -29,6 +29,7 @@
 #include "tree.h"
 #include "c-family/c-common.h"
 #include "c-family/c-pragma.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "tm_p.h"
 #include "target.h"
diff --git a/gcc/config/rs6000/rs6000.c b/gcc/config/rs6000/rs6000.c
index 88f85760423..0edd6be03f0 100644
--- a/gcc/config/rs6000/rs6000.c
+++ b/gcc/config/rs6000/rs6000.c
@@ -41,6 +41,7 @@
 #include "output.h"
 #include "basic-block.h"
 #include "integrate.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "ggc.h"
 #include "hashtab.h"
diff --git a/gcc/config/rx/rx.c b/gcc/config/rx/rx.c
index 2219efe8559..f58960e8168 100644
--- a/gcc/config/rx/rx.c
+++ b/gcc/config/rx/rx.c
@@ -40,6 +40,7 @@
 #include "optabs.h"
 #include "libfuncs.h"
 #include "recog.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "reload.h"
 #include "df.h"
diff --git a/gcc/config/s390/s390.c b/gcc/config/s390/s390.c
index 652a69cb250..4d6ba981abb 100644
--- a/gcc/config/s390/s390.c
+++ b/gcc/config/s390/s390.c
@@ -40,6 +40,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "recog.h"
 #include "expr.h"
 #include "reload.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "basic-block.h"
 #include "integrate.h"
diff --git a/gcc/config/score/score.c b/gcc/config/score/score.c
index 33e15ee330f..3bddc041ffe 100644
--- a/gcc/config/score/score.c
+++ b/gcc/config/score/score.c
@@ -29,6 +29,7 @@
 #include "conditions.h"
 #include "insn-attr.h"
 #include "recog.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "output.h"
 #include "tree.h"
diff --git a/gcc/config/score/score3.c b/gcc/config/score/score3.c
index 3e20f16dc33..cf334312fdf 100644
--- a/gcc/config/score/score3.c
+++ b/gcc/config/score/score3.c
@@ -29,6 +29,7 @@
 #include "conditions.h"
 #include "insn-attr.h"
 #include "recog.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "output.h"
 #include "tree.h"
diff --git a/gcc/config/score/score7.c b/gcc/config/score/score7.c
index 464d97cee22..d3cd1c518f6 100644
--- a/gcc/config/score/score7.c
+++ b/gcc/config/score/score7.c
@@ -29,6 +29,7 @@
 #include "conditions.h"
 #include "insn-attr.h"
 #include "recog.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "output.h"
 #include "tree.h"
diff --git a/gcc/config/sh/sh.c b/gcc/config/sh/sh.c
index b8d2be17c36..9ef18af1060 100644
--- a/gcc/config/sh/sh.c
+++ b/gcc/config/sh/sh.c
@@ -37,6 +37,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "hard-reg-set.h"
 #include "output.h"
 #include "insn-attr.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "recog.h"
 #include "integrate.h"
diff --git a/gcc/config/sh/symbian-base.c b/gcc/config/sh/symbian-base.c
index 624c6fc7a0a..03c58344cfd 100644
--- a/gcc/config/sh/symbian-base.c
+++ b/gcc/config/sh/symbian-base.c
@@ -30,6 +30,7 @@
 #include "tree.h"
 #include "expr.h"
 #include "tm_p.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "sh-symbian.h"
 
diff --git a/gcc/config/sh/symbian-c.c b/gcc/config/sh/symbian-c.c
index 4fda0aee990..32a11664367 100644
--- a/gcc/config/sh/symbian-c.c
+++ b/gcc/config/sh/symbian-c.c
@@ -29,6 +29,7 @@
 #include "tree.h"
 #include "expr.h"
 #include "tm_p.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "sh-symbian.h"
 
diff --git a/gcc/config/sh/symbian-cxx.c b/gcc/config/sh/symbian-cxx.c
index 0a457653520..1496f02e55e 100644
--- a/gcc/config/sh/symbian-cxx.c
+++ b/gcc/config/sh/symbian-cxx.c
@@ -30,6 +30,7 @@
 #include "expr.h"
 #include "tm_p.h"
 #include "cp/cp-tree.h"	/* We need access to the OVL_... macros.  */
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "sh-symbian.h"
 
diff --git a/gcc/config/sol2-c.c b/gcc/config/sol2-c.c
index f53fc32acce..9720c265fd2 100644
--- a/gcc/config/sol2-c.c
+++ b/gcc/config/sol2-c.c
@@ -24,6 +24,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "tree.h"
 #include "tm.h"
 #include "tm_p.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 
 #include "c-family/c-format.h"
diff --git a/gcc/config/sol2.c b/gcc/config/sol2.c
index 7c5f647e3e8..6cb220211c5 100644
--- a/gcc/config/sol2.c
+++ b/gcc/config/sol2.c
@@ -26,6 +26,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "tm.h"
 #include "rtl.h"
 #include "tm_p.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "ggc.h"
 
diff --git a/gcc/config/sparc/sparc.c b/gcc/config/sparc/sparc.c
index f00b1ccfe5d..8335daf3b64 100644
--- a/gcc/config/sparc/sparc.c
+++ b/gcc/config/sparc/sparc.c
@@ -41,6 +41,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "expr.h"
 #include "optabs.h"
 #include "recog.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "ggc.h"
 #include "tm_p.h"
diff --git a/gcc/config/spu/spu.c b/gcc/config/spu/spu.c
index 87e9c420a2d..54a27b92f22 100644
--- a/gcc/config/spu/spu.c
+++ b/gcc/config/spu/spu.c
@@ -35,6 +35,7 @@
 #include "output.h"
 #include "basic-block.h"
 #include "integrate.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "ggc.h"
 #include "hashtab.h"
diff --git a/gcc/config/stormy16/stormy16.c b/gcc/config/stormy16/stormy16.c
index 30fe9a534b0..91dc53a2c33 100644
--- a/gcc/config/stormy16/stormy16.c
+++ b/gcc/config/stormy16/stormy16.c
@@ -33,6 +33,7 @@
 #include "insn-attr.h"
 #include "flags.h"
 #include "recog.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "obstack.h"
 #include "tree.h"
diff --git a/gcc/config/v850/v850-c.c b/gcc/config/v850/v850-c.c
index c3c3815492e..263bc4d1539 100644
--- a/gcc/config/v850/v850-c.c
+++ b/gcc/config/v850/v850-c.c
@@ -26,6 +26,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "cpplib.h"
 #include "tree.h"
 #include "c-family/c-pragma.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "ggc.h"
 #include "tm_p.h"
diff --git a/gcc/config/v850/v850.c b/gcc/config/v850/v850.c
index 28b4c87a2e4..2cf0ad2f646 100644
--- a/gcc/config/v850/v850.c
+++ b/gcc/config/v850/v850.c
@@ -35,6 +35,7 @@
 #include "recog.h"
 #include "expr.h"
 #include "function.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "ggc.h"
 #include "integrate.h"
diff --git a/gcc/config/vax/vax.c b/gcc/config/vax/vax.c
index b3dfcb1e079..f7f1a715f0b 100644
--- a/gcc/config/vax/vax.c
+++ b/gcc/config/vax/vax.c
@@ -38,6 +38,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "optabs.h"
 #include "flags.h"
 #include "debug.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "tm-preds.h"
 #include "tm-constrs.h"
diff --git a/gcc/config/vxworks.c b/gcc/config/vxworks.c
index 941eb39de7f..410fcef15e6 100644
--- a/gcc/config/vxworks.c
+++ b/gcc/config/vxworks.c
@@ -23,6 +23,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "system.h"
 #include "coretypes.h"
 #include "target.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "output.h"
 #include "tm.h"
diff --git a/gcc/config/xtensa/xtensa.c b/gcc/config/xtensa/xtensa.c
index 5d891cde044..915feeb4191 100644
--- a/gcc/config/xtensa/xtensa.c
+++ b/gcc/config/xtensa/xtensa.c
@@ -40,6 +40,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "reload.h"
 #include "tm_p.h"
 #include "function.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "optabs.h"
 #include "libfuncs.h"
diff --git a/gcc/convert.c b/gcc/convert.c
index 5fe4d5712f6..48f3f944c71 100644
--- a/gcc/convert.c
+++ b/gcc/convert.c
@@ -30,6 +30,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "tree.h"
 #include "flags.h"
 #include "convert.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "langhooks.h"
 
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index 8390f2a4cfe..983d751570f 100644
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,3 +1,7 @@
+2010-07-08  Manuel López-Ibáñez  <manu@gcc.gnu.org>
+
+	* cp-tree.h: Do not include toplev.h.
+	
 2010-07-06  Jason Merrill  <jason@redhat.com>
 
 	PR c++/44703
diff --git a/gcc/cp/cp-tree.h b/gcc/cp/cp-tree.h
index 004a8544958..56e86beaf51 100644
--- a/gcc/cp/cp-tree.h
+++ b/gcc/cp/cp-tree.h
@@ -30,19 +30,18 @@ along with GCC; see the file COPYING3.  If not see
 
 /* In order for the format checking to accept the C++ front end
    diagnostic framework extensions, you must include this file before
-   toplev.h, not after.  We override the definition of GCC_DIAG_STYLE
+   diagnostic-core.h, not after.  We override the definition of GCC_DIAG_STYLE
    in c-common.h.  */
 #undef GCC_DIAG_STYLE
 #define GCC_DIAG_STYLE __gcc_cxxdiag__
-#if defined(GCC_TOPLEV_H) || defined (GCC_C_COMMON_H)
+#if defined(GCC_DIAGNOSTIC_CORE_H) || defined (GCC_C_COMMON_H)
 #error \
 In order for the format checking to accept the C++ front end diagnostic \
-framework extensions, you must include this file before toplev.h and \
+framework extensions, you must include this file before diagnostic-core.h and \
 c-common.h, not after.
 #endif
-#include "toplev.h"
-#include "diagnostic.h"
 #include "c-family/c-common.h"
+#include "diagnostic.h"
 
 #include "name-lookup.h"
 
diff --git a/gcc/cse.c b/gcc/cse.c
index 82921f66861..ae513eb2a16 100644
--- a/gcc/cse.c
+++ b/gcc/cse.c
@@ -33,6 +33,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "recog.h"
 #include "function.h"
 #include "expr.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "output.h"
 #include "ggc.h"
diff --git a/gcc/cselib.c b/gcc/cselib.c
index 28ed6d7b348..64f183f2b1e 100644
--- a/gcc/cselib.c
+++ b/gcc/cselib.c
@@ -33,6 +33,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "recog.h"
 #include "function.h"
 #include "emit-rtl.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "output.h"
 #include "ggc.h"
diff --git a/gcc/dbgcnt.c b/gcc/dbgcnt.c
index 911cfb3c412..23d35124a17 100644
--- a/gcc/dbgcnt.c
+++ b/gcc/dbgcnt.c
@@ -22,6 +22,7 @@ See dbgcnt.def for usage information.  */
 #include "config.h"
 #include "system.h"
 #include "coretypes.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "tm.h"
 #include "rtl.h"
diff --git a/gcc/dbxout.c b/gcc/dbxout.c
index 066e91f191a..7226ec7e8c0 100644
--- a/gcc/dbxout.c
+++ b/gcc/dbxout.c
@@ -81,6 +81,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "reload.h"
 #include "output.h"
 #include "dbxout.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "tm_p.h"
 #include "ggc.h"
diff --git a/gcc/ddg.c b/gcc/ddg.c
index 72e12de03ca..295c4e8da81 100644
--- a/gcc/ddg.c
+++ b/gcc/ddg.c
@@ -24,6 +24,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "system.h"
 #include "coretypes.h"
 #include "tm.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "rtl.h"
 #include "tm_p.h"
diff --git a/gcc/dominance.c b/gcc/dominance.c
index 9c2dcf03707..2e5f3ee26a2 100644
--- a/gcc/dominance.c
+++ b/gcc/dominance.c
@@ -41,6 +41,7 @@
 #include "hard-reg-set.h"
 #include "obstack.h"
 #include "basic-block.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "et-forest.h"
 #include "timevar.h"
diff --git a/gcc/emit-rtl.c b/gcc/emit-rtl.c
index 35ca9d40d3b..aebd17d1181 100644
--- a/gcc/emit-rtl.c
+++ b/gcc/emit-rtl.c
@@ -38,6 +38,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "system.h"
 #include "coretypes.h"
 #include "tm.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "rtl.h"
 #include "tree.h"
diff --git a/gcc/explow.c b/gcc/explow.c
index bd2ab798aa0..09f786a2531 100644
--- a/gcc/explow.c
+++ b/gcc/explow.c
@@ -24,6 +24,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "system.h"
 #include "coretypes.h"
 #include "tm.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "rtl.h"
 #include "tree.h"
diff --git a/gcc/expmed.c b/gcc/expmed.c
index 4bf86dd23d9..479adbc13d3 100644
--- a/gcc/expmed.c
+++ b/gcc/expmed.c
@@ -25,6 +25,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "system.h"
 #include "coretypes.h"
 #include "tm.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "rtl.h"
 #include "tree.h"
diff --git a/gcc/fixed-value.c b/gcc/fixed-value.c
index 50dc14ed59d..8378b9a289d 100644
--- a/gcc/fixed-value.c
+++ b/gcc/fixed-value.c
@@ -22,6 +22,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "coretypes.h"
 #include "tm.h"
 #include "tree.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 
 /* Compare two fixed objects for bitwise identity.  */
diff --git a/gcc/fold-const.c b/gcc/fold-const.c
index 8be8f3ee4a7..9ca5eff554e 100644
--- a/gcc/fold-const.c
+++ b/gcc/fold-const.c
@@ -53,6 +53,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "expr.h"
 #include "tm_p.h"
 #include "target.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "intl.h"
 #include "ggc.h"
diff --git a/gcc/fwprop.c b/gcc/fwprop.c
index c96a0a301ec..a6f52cdce5b 100644
--- a/gcc/fwprop.c
+++ b/gcc/fwprop.c
@@ -23,6 +23,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "system.h"
 #include "coretypes.h"
 #include "tm.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 
 #include "timevar.h"
diff --git a/gcc/gcse.c b/gcc/gcse.c
index b0a18689326..0fb2a2c37d0 100644
--- a/gcc/gcse.c
+++ b/gcc/gcse.c
@@ -143,6 +143,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "system.h"
 #include "coretypes.h"
 #include "tm.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 
 #include "rtl.h"
diff --git a/gcc/ggc-common.c b/gcc/ggc-common.c
index 175629b3129..982d266dfba 100644
--- a/gcc/ggc-common.c
+++ b/gcc/ggc-common.c
@@ -27,6 +27,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "hashtab.h"
 #include "ggc.h"
 #include "ggc-internal.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "params.h"
 #include "hosthooks.h"
diff --git a/gcc/ggc-page.c b/gcc/ggc-page.c
index 27862be8ef4..8b41f404b4a 100644
--- a/gcc/ggc-page.c
+++ b/gcc/ggc-page.c
@@ -25,7 +25,8 @@ along with GCC; see the file COPYING3.  If not see
 #include "tree.h"
 #include "rtl.h"
 #include "tm_p.h"
-#include "toplev.h"
+#include "toplev.h" /* exact_log2 */
+#include "diagnostic-core.h"
 #include "flags.h"
 #include "ggc.h"
 #include "ggc-internal.h"
diff --git a/gcc/ggc-zone.c b/gcc/ggc-zone.c
index 12dc8740529..4338bb630d0 100644
--- a/gcc/ggc-zone.c
+++ b/gcc/ggc-zone.c
@@ -29,6 +29,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "tree.h"
 #include "rtl.h"
 #include "tm_p.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "flags.h"
 #include "ggc.h"
diff --git a/gcc/gimple-low.c b/gcc/gimple-low.c
index 381068abb26..213e446d87e 100644
--- a/gcc/gimple-low.c
+++ b/gcc/gimple-low.c
@@ -30,6 +30,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "tree-flow.h"
 #include "flags.h"
 #include "function.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "tree-pass.h"
 
diff --git a/gcc/gimplify.c b/gcc/gimplify.c
index 4440af50b7f..8fbe1bafd44 100644
--- a/gcc/gimplify.c
+++ b/gcc/gimplify.c
@@ -39,6 +39,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "function.h"
 #include "output.h"
 #include "ggc.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "target.h"
 #include "pointer-set.h"
diff --git a/gcc/graph.c b/gcc/graph.c
index 04227a4b058..081dec852c5 100644
--- a/gcc/graph.c
+++ b/gcc/graph.c
@@ -30,7 +30,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "hard-reg-set.h"
 #include "obstack.h"
 #include "basic-block.h"
-#include "toplev.h"
+#include "diagnostic-core.h"
 #include "graph.h"
 #include "emit-rtl.h"
 
diff --git a/gcc/haifa-sched.c b/gcc/haifa-sched.c
index a5e1d3ffcf4..f136e40cba3 100644
--- a/gcc/haifa-sched.c
+++ b/gcc/haifa-sched.c
@@ -128,6 +128,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "system.h"
 #include "coretypes.h"
 #include "tm.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "rtl.h"
 #include "tm_p.h"
@@ -138,7 +139,6 @@ along with GCC; see the file COPYING3.  If not see
 #include "insn-config.h"
 #include "insn-attr.h"
 #include "except.h"
-#include "toplev.h"
 #include "recog.h"
 #include "sched-int.h"
 #include "target.h"
diff --git a/gcc/ifcvt.c b/gcc/ifcvt.c
index 33c9a147a66..3df0c2b3e51 100644
--- a/gcc/ifcvt.c
+++ b/gcc/ifcvt.c
@@ -35,6 +35,7 @@
 #include "expr.h"
 #include "output.h"
 #include "optabs.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "tm_p.h"
 #include "cfgloop.h"
diff --git a/gcc/implicit-zee.c b/gcc/implicit-zee.c
index 40a270bf8d7..e2716d305a7 100644
--- a/gcc/implicit-zee.c
+++ b/gcc/implicit-zee.c
@@ -190,6 +190,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "expr.h"
 #include "insn-attr.h"
 #include "recog.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "target.h"
 #include "timevar.h"
diff --git a/gcc/integrate.c b/gcc/integrate.c
index b4c1362b3a1..10f75d1c511 100644
--- a/gcc/integrate.c
+++ b/gcc/integrate.c
@@ -38,6 +38,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "integrate.h"
 #include "except.h"
 #include "function.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "intl.h"
 #include "params.h"
diff --git a/gcc/ira-build.c b/gcc/ira-build.c
index 6936cec3048..01f5ad75020 100644
--- a/gcc/ira-build.c
+++ b/gcc/ira-build.c
@@ -32,6 +32,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "basic-block.h"
 #include "insn-config.h"
 #include "recog.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "params.h"
 #include "df.h"
diff --git a/gcc/ira-color.c b/gcc/ira-color.c
index 4a841d787d9..9dc5f512ab4 100644
--- a/gcc/ira-color.c
+++ b/gcc/ira-color.c
@@ -33,6 +33,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "hard-reg-set.h"
 #include "basic-block.h"
 #include "expr.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "reload.h"
 #include "params.h"
diff --git a/gcc/ira-conflicts.c b/gcc/ira-conflicts.c
index 9e9927a9059..c95c7b22809 100644
--- a/gcc/ira-conflicts.c
+++ b/gcc/ira-conflicts.c
@@ -32,6 +32,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "basic-block.h"
 #include "insn-config.h"
 #include "recog.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "params.h"
 #include "df.h"
diff --git a/gcc/ira-costs.c b/gcc/ira-costs.c
index da26ad3d8c9..dd3be9a91ef 100644
--- a/gcc/ira-costs.c
+++ b/gcc/ira-costs.c
@@ -34,6 +34,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "insn-config.h"
 #include "recog.h"
 #include "reload.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "target.h"
 #include "params.h"
diff --git a/gcc/ira-lives.c b/gcc/ira-lives.c
index f879068aa5e..e059bc30b96 100644
--- a/gcc/ira-lives.c
+++ b/gcc/ira-lives.c
@@ -33,6 +33,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "basic-block.h"
 #include "insn-config.h"
 #include "recog.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "params.h"
 #include "df.h"
diff --git a/gcc/ira.c b/gcc/ira.c
index 0f0b70ab473..855571224f1 100644
--- a/gcc/ira.c
+++ b/gcc/ira.c
@@ -319,7 +319,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "output.h"
 #include "except.h"
 #include "reload.h"
-#include "toplev.h"
+#include "diagnostic-core.h"
 #include "integrate.h"
 #include "ggc.h"
 #include "ira-int.h"
diff --git a/gcc/java/ChangeLog b/gcc/java/ChangeLog
index 2a869ffdc42..aeee56a5581 100644
--- a/gcc/java/ChangeLog
+++ b/gcc/java/ChangeLog
@@ -1,3 +1,19 @@
+2010-07-08  Manuel López-Ibáñez  <manu@gcc.gnu.org>
+
+	* boehm.c: Include diagnostic-core.h in every file that includes
+	toplev.h.
+	* class.c: Likewise.
+	* constants.c: Likewise.
+	* decl.c: Likewise.
+	* except.c: Likewise.
+	* expr.c: Likewise.
+	* jcf-parse.c: Likewise.
+	* mangle.c: Likewise.
+	* mangle_name.c: Likewise.
+	* resource.c: Likewise.
+	* typeck.c: Likewise.
+	* verify-glue.c: Likewise.
+
 2010-07-05  Nathan Froyd  <froydnj@codesourcery.com>
 
 	PR bootstrap/44825
diff --git a/gcc/java/boehm.c b/gcc/java/boehm.c
index 35ba68d0fb3..f77530802e9 100644
--- a/gcc/java/boehm.c
+++ b/gcc/java/boehm.c
@@ -32,6 +32,7 @@ The Free Software Foundation is independent of Sun Microsystems, Inc.  */
 #include "tree.h"
 #include "java-tree.h"
 #include "parse.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 
 static void mark_reference_fields (tree, double_int *, unsigned int,
diff --git a/gcc/java/class.c b/gcc/java/class.c
index c409d0984d9..7734c5961f2 100644
--- a/gcc/java/class.c
+++ b/gcc/java/class.c
@@ -32,6 +32,7 @@ The Free Software Foundation is independent of Sun Microsystems, Inc.  */
 #include "java-tree.h"
 #include "jcf.h"
 #include "obstack.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "output.h"
 #include "parse.h"
diff --git a/gcc/java/constants.c b/gcc/java/constants.c
index 1bb434ff000..14410d1df18 100644
--- a/gcc/java/constants.c
+++ b/gcc/java/constants.c
@@ -28,6 +28,7 @@ The Free Software Foundation is independent of Sun Microsystems, Inc.  */
 #include "jcf.h"
 #include "tree.h"
 #include "java-tree.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "ggc.h"
 
diff --git a/gcc/java/decl.c b/gcc/java/decl.c
index d3e671067a6..5c112c3ef06 100644
--- a/gcc/java/decl.c
+++ b/gcc/java/decl.c
@@ -29,6 +29,7 @@ The Free Software Foundation is independent of Sun Microsystems, Inc.  */
 #include "system.h"
 #include "coretypes.h"
 #include "tree.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "flags.h"
 #include "java-tree.h"
diff --git a/gcc/java/except.c b/gcc/java/except.c
index 0033da30653..2cc03085db4 100644
--- a/gcc/java/except.c
+++ b/gcc/java/except.c
@@ -32,6 +32,7 @@ The Free Software Foundation is independent of Sun Microsystems, Inc.  */
 #include "java-opcodes.h"
 #include "jcf.h"
 #include "java-except.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "tree-iterator.h"
 
diff --git a/gcc/java/expr.c b/gcc/java/expr.c
index 042ed1b7297..3f517194044 100644
--- a/gcc/java/expr.c
+++ b/gcc/java/expr.c
@@ -35,6 +35,7 @@ The Free Software Foundation is independent of Sun Microsystems, Inc.  */
 #include "jcf.h"
 #include "java-except.h"
 #include "parse.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "ggc.h"
 #include "tree-iterator.h"
diff --git a/gcc/java/jcf-parse.c b/gcc/java/jcf-parse.c
index 37d27b41b43..10d1c801676 100644
--- a/gcc/java/jcf-parse.c
+++ b/gcc/java/jcf-parse.c
@@ -34,6 +34,7 @@ The Free Software Foundation is independent of Sun Microsystems, Inc.  */
 #include "input.h"
 #include "javaop.h"
 #include "java-tree.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "parse.h"
 #include "ggc.h"
diff --git a/gcc/java/mangle.c b/gcc/java/mangle.c
index c6a753fa61d..5df5b4ca1b3 100644
--- a/gcc/java/mangle.c
+++ b/gcc/java/mangle.c
@@ -32,6 +32,7 @@ The Free Software Foundation is independent of Sun Microsystems, Inc.  */
 #include "tree.h"
 #include "java-tree.h"
 #include "obstack.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "ggc.h"
 #include "langhooks-def.h"
diff --git a/gcc/java/mangle_name.c b/gcc/java/mangle_name.c
index 8327d7e86de..8e37b28426f 100644
--- a/gcc/java/mangle_name.c
+++ b/gcc/java/mangle_name.c
@@ -31,6 +31,7 @@ The Free Software Foundation is independent of Sun Microsystems, Inc.  */
 #include "tree.h"
 #include "java-tree.h"
 #include "obstack.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 
 static void append_unicode_mangled_name (const char *, int);
diff --git a/gcc/java/resource.c b/gcc/java/resource.c
index 56a0a1b04d6..d96d2d8d362 100644
--- a/gcc/java/resource.c
+++ b/gcc/java/resource.c
@@ -28,6 +28,7 @@ The Free Software Foundation is independent of Sun Microsystems, Inc.  */
 #include "tree.h"
 #include "java-tree.h"
 #include "jcf.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "output.h"
 #include "parse.h"
diff --git a/gcc/java/typeck.c b/gcc/java/typeck.c
index e71b109b7e9..91d71881fe8 100644
--- a/gcc/java/typeck.c
+++ b/gcc/java/typeck.c
@@ -33,6 +33,7 @@ The Free Software Foundation is independent of Sun Microsystems, Inc.  */
 #include "java-tree.h"
 #include "jcf.h"
 #include "convert.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "ggc.h"
 
diff --git a/gcc/java/verify-glue.c b/gcc/java/verify-glue.c
index 77ef45f725e..02267b41b8f 100644
--- a/gcc/java/verify-glue.c
+++ b/gcc/java/verify-glue.c
@@ -33,6 +33,7 @@ The Free Software Foundation is independent of Sun Microsystems, Inc.  */
 #include "verify.h"
 #include "java-tree.h"
 #include "java-except.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 
 void *
diff --git a/gcc/lists.c b/gcc/lists.c
index 5517e5f6a62..5bf6023d876 100644
--- a/gcc/lists.c
+++ b/gcc/lists.c
@@ -23,6 +23,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "system.h"
 #include "coretypes.h"
 #include "tm.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "rtl.h"
 #include "ggc.h"
diff --git a/gcc/loop-doloop.c b/gcc/loop-doloop.c
index d1bd2855915..47a81edaec9 100644
--- a/gcc/loop-doloop.c
+++ b/gcc/loop-doloop.c
@@ -28,6 +28,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "expr.h"
 #include "hard-reg-set.h"
 #include "basic-block.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "tm_p.h"
 #include "cfgloop.h"
diff --git a/gcc/loop-iv.c b/gcc/loop-iv.c
index 141b51fc322..836fe15a2d1 100644
--- a/gcc/loop-iv.c
+++ b/gcc/loop-iv.c
@@ -60,6 +60,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "expr.h"
 #include "intl.h"
 #include "output.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "df.h"
 #include "hashtab.h"
diff --git a/gcc/lto-opts.c b/gcc/lto-opts.c
index b7bf6ca2c96..840571431f1 100644
--- a/gcc/lto-opts.c
+++ b/gcc/lto-opts.c
@@ -31,6 +31,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "opts.h"
 #include "options.h"
 #include "target.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "lto-streamer.h"
 
diff --git a/gcc/lto-symtab.c b/gcc/lto-symtab.c
index 9985745d1df..d1014497a54 100644
--- a/gcc/lto-symtab.c
+++ b/gcc/lto-symtab.c
@@ -21,6 +21,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "config.h"
 #include "system.h"
 #include "coretypes.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "tree.h"
 #include "gimple.h"
diff --git a/gcc/lto/ChangeLog b/gcc/lto/ChangeLog
index 40886c4b162..b1b3c48ca50 100644
--- a/gcc/lto/ChangeLog
+++ b/gcc/lto/ChangeLog
@@ -1,3 +1,11 @@
+2010-07-08  Manuel López-Ibáñez  <manu@gcc.gnu.org>
+
+	* lto-coff.c: Include diagnostic-core.h in every file that
+	includes toplev.h.
+	* lto-elf.c: Likewise.
+	* lto-lang.c: Likewise.
+	* lto-macho.c: Likewise.
+
 2010-07-07  Jakub Jelinek  <jakub@redhat.com>
 
 	* lto-elf.c (ELFOSABI_NONE, ELFOSABI_LINUX): Define if not defined.
diff --git a/gcc/lto/lto-coff.c b/gcc/lto/lto-coff.c
index 1f4264e6d24..176c322a94b 100644
--- a/gcc/lto/lto-coff.c
+++ b/gcc/lto/lto-coff.c
@@ -21,6 +21,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "config.h"
 #include "system.h"
 #include "coretypes.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "lto.h"
 #include "tm.h"
diff --git a/gcc/lto/lto-elf.c b/gcc/lto/lto-elf.c
index 55a3db2228c..3798feb45ae 100644
--- a/gcc/lto/lto-elf.c
+++ b/gcc/lto/lto-elf.c
@@ -21,6 +21,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "config.h"
 #include "system.h"
 #include "coretypes.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include <gelf.h>
 #include "lto.h"
diff --git a/gcc/lto/lto-lang.c b/gcc/lto/lto-lang.c
index 636b62aec58..fc25df6b9e5 100644
--- a/gcc/lto/lto-lang.c
+++ b/gcc/lto/lto-lang.c
@@ -32,6 +32,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "lto.h"
 #include "tree-inline.h"
 #include "gimple.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 
 static tree handle_noreturn_attribute (tree *, tree, tree, int, bool *);
diff --git a/gcc/lto/lto-macho.c b/gcc/lto/lto-macho.c
index 1ba74c0a3a0..0541145187a 100644
--- a/gcc/lto/lto-macho.c
+++ b/gcc/lto/lto-macho.c
@@ -21,6 +21,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "config.h"
 #include "system.h"
 #include "coretypes.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "lto.h"
 #include "tm.h"
diff --git a/gcc/main.c b/gcc/main.c
index 3e6c41c39a1..7a8390e71ec 100644
--- a/gcc/main.c
+++ b/gcc/main.c
@@ -21,6 +21,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "system.h"
 #include "coretypes.h"
 #include "tm.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 
 int main (int argc, char **argv);
diff --git a/gcc/modulo-sched.c b/gcc/modulo-sched.c
index ebf76492e2b..07e718c6505 100644
--- a/gcc/modulo-sched.c
+++ b/gcc/modulo-sched.c
@@ -24,6 +24,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "system.h"
 #include "coretypes.h"
 #include "tm.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "rtl.h"
 #include "tm_p.h"
diff --git a/gcc/optabs.c b/gcc/optabs.c
index 1b1a8699eaa..782c44952cd 100644
--- a/gcc/optabs.c
+++ b/gcc/optabs.c
@@ -24,6 +24,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "system.h"
 #include "coretypes.h"
 #include "tm.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 
 /* Include insn-config.h before expr.h so that HAVE_conditional_move
diff --git a/gcc/params.c b/gcc/params.c
index 04eff112055..cec5751a5f6 100644
--- a/gcc/params.c
+++ b/gcc/params.c
@@ -24,6 +24,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "coretypes.h"
 #include "tm.h"
 #include "params.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 
 /* An array containing the compiler parameters and their current
diff --git a/gcc/plugin.c b/gcc/plugin.c
index 6de4a8b0739..e7c4cf689fe 100644
--- a/gcc/plugin.c
+++ b/gcc/plugin.c
@@ -32,6 +32,7 @@ along with GCC; see the file COPYING3.  If not see
 #endif
 
 #include "coretypes.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "tree.h"
 #include "tree-pass.h"
diff --git a/gcc/postreload-gcse.c b/gcc/postreload-gcse.c
index 77897aadf43..b54090d7b5c 100644
--- a/gcc/postreload-gcse.c
+++ b/gcc/postreload-gcse.c
@@ -22,6 +22,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "system.h"
 #include "coretypes.h"
 #include "tm.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 
 #include "rtl.h"
diff --git a/gcc/postreload.c b/gcc/postreload.c
index 3882719ccd3..98d7d6226e5 100644
--- a/gcc/postreload.c
+++ b/gcc/postreload.c
@@ -40,6 +40,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "recog.h"
 #include "output.h"
 #include "cselib.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "except.h"
 #include "tree.h"
diff --git a/gcc/predict.c b/gcc/predict.c
index 15d573b50a2..b881a64401e 100644
--- a/gcc/predict.c
+++ b/gcc/predict.c
@@ -43,6 +43,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "output.h"
 #include "function.h"
 #include "except.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "recog.h"
 #include "expr.h"
diff --git a/gcc/pretty-print.h b/gcc/pretty-print.h
index a2e3c40a882..3b6d18e9254 100644
--- a/gcc/pretty-print.h
+++ b/gcc/pretty-print.h
@@ -303,7 +303,7 @@ extern const char *pp_base_last_position_in_text (const pretty_printer *);
 extern void pp_base_emit_prefix (pretty_printer *);
 extern void pp_base_append_text (pretty_printer *, const char *, const char *);
 
-/* This header may be included before toplev.h, hence the duplicate
+/* This header may be included before diagnostics-core.h, hence the duplicate
    definitions to allow for GCC-specific formats.  */
 #if GCC_VERSION >= 3005
 #define ATTRIBUTE_GCC_PPDIAG(m, n) __attribute__ ((__format__ (__gcc_diag__, m ,n))) ATTRIBUTE_NONNULL(m)
diff --git a/gcc/profile.c b/gcc/profile.c
index efbbf7936fe..ffcd802375f 100644
--- a/gcc/profile.c
+++ b/gcc/profile.c
@@ -60,6 +60,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "expr.h"
 #include "function.h"
 #include "basic-block.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "coverage.h"
 #include "value-prof.h"
diff --git a/gcc/real.c b/gcc/real.c
index 8a5799e5d94..c4b9b9e4517 100644
--- a/gcc/real.c
+++ b/gcc/real.c
@@ -25,6 +25,7 @@
 #include "coretypes.h"
 #include "tm.h"
 #include "tree.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "real.h"
 #include "realmpfr.h"
diff --git a/gcc/regcprop.c b/gcc/regcprop.c
index 039c8b0769b..c4a22be91a7 100644
--- a/gcc/regcprop.c
+++ b/gcc/regcprop.c
@@ -35,6 +35,7 @@
 #include "recog.h"
 #include "flags.h"
 #include "toplev.h"
+#include "diagnostic-core.h"
 #include "obstack.h"
 #include "timevar.h"
 #include "tree-pass.h"
diff --git a/gcc/reginfo.c b/gcc/reginfo.c
index bf2d8025b3c..0db988fa5cb 100644
--- a/gcc/reginfo.c
+++ b/gcc/reginfo.c
@@ -44,6 +44,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "recog.h"
 #include "reload.h"
 #include "toplev.h"
+#include "diagnostic-core.h"
 #include "output.h"
 #include "ggc.h"
 #include "timevar.h"
diff --git a/gcc/regmove.c b/gcc/regmove.c
index 3e1bf40e75a..eb205f89ee9 100644
--- a/gcc/regmove.c
+++ b/gcc/regmove.c
@@ -40,6 +40,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "expr.h"
 #include "basic-block.h"
 #include "except.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "reload.h"
 #include "timevar.h"
diff --git a/gcc/reorg.c b/gcc/reorg.c
index c649dfc9b12..ec13bcc470e 100644
--- a/gcc/reorg.c
+++ b/gcc/reorg.c
@@ -115,6 +115,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "system.h"
 #include "coretypes.h"
 #include "tm.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "rtl.h"
 #include "tm_p.h"
diff --git a/gcc/resource.c b/gcc/resource.c
index 9dc44b9ac29..4917273b7f6 100644
--- a/gcc/resource.c
+++ b/gcc/resource.c
@@ -22,6 +22,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "system.h"
 #include "coretypes.h"
 #include "tm.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "rtl.h"
 #include "tm_p.h"
diff --git a/gcc/rtl.c b/gcc/rtl.c
index d886e9381d2..79dafcb004f 100644
--- a/gcc/rtl.c
+++ b/gcc/rtl.c
@@ -34,7 +34,7 @@ along with GCC; see the file COPYING3.  If not see
 #ifdef GENERATOR_FILE
 # include "errors.h"
 #else
-# include "toplev.h"
+# include "diagnostic-core.h"
 #endif
 
 
diff --git a/gcc/rtlanal.c b/gcc/rtlanal.c
index a26bf3b2272..3c14109f804 100644
--- a/gcc/rtlanal.c
+++ b/gcc/rtlanal.c
@@ -24,6 +24,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "system.h"
 #include "coretypes.h"
 #include "tm.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "rtl.h"
 #include "hard-reg-set.h"
diff --git a/gcc/sched-deps.c b/gcc/sched-deps.c
index 4577c8e1c51..608f7245d1c 100644
--- a/gcc/sched-deps.c
+++ b/gcc/sched-deps.c
@@ -26,6 +26,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "system.h"
 #include "coretypes.h"
 #include "tm.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "rtl.h"
 #include "tm_p.h"
diff --git a/gcc/sched-ebb.c b/gcc/sched-ebb.c
index 534df4ad0f7..2e797b17d25 100644
--- a/gcc/sched-ebb.c
+++ b/gcc/sched-ebb.c
@@ -25,6 +25,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "system.h"
 #include "coretypes.h"
 #include "tm.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "rtl.h"
 #include "tm_p.h"
diff --git a/gcc/sched-rgn.c b/gcc/sched-rgn.c
index 89743c31b74..4a0ae511be0 100644
--- a/gcc/sched-rgn.c
+++ b/gcc/sched-rgn.c
@@ -49,6 +49,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "system.h"
 #include "coretypes.h"
 #include "tm.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "rtl.h"
 #include "tm_p.h"
diff --git a/gcc/sdbout.c b/gcc/sdbout.c
index f0e54bf4052..f7bf9e334a1 100644
--- a/gcc/sdbout.c
+++ b/gcc/sdbout.c
@@ -75,6 +75,7 @@ static GTY(()) bool sdbout_initialized;
 #include "insn-config.h"
 #include "reload.h"
 #include "output.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "tm_p.h"
 #include "gsyms.h"
diff --git a/gcc/sel-sched-dump.c b/gcc/sel-sched-dump.c
index e9b486f332b..c9f68067389 100644
--- a/gcc/sel-sched-dump.c
+++ b/gcc/sel-sched-dump.c
@@ -21,6 +21,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "system.h"
 #include "coretypes.h"
 #include "tm.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "rtl.h"
 #include "tm_p.h"
diff --git a/gcc/sel-sched-ir.c b/gcc/sel-sched-ir.c
index e831a785cd4..4e15eba16ff 100644
--- a/gcc/sel-sched-ir.c
+++ b/gcc/sel-sched-ir.c
@@ -21,6 +21,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "system.h"
 #include "coretypes.h"
 #include "tm.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "rtl.h"
 #include "tm_p.h"
diff --git a/gcc/simplify-rtx.c b/gcc/simplify-rtx.c
index 3a30e882907..8e29d2da35c 100644
--- a/gcc/simplify-rtx.c
+++ b/gcc/simplify-rtx.c
@@ -35,6 +35,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "function.h"
 #include "expr.h"
 #include "toplev.h"
+#include "diagnostic-core.h"
 #include "output.h"
 #include "ggc.h"
 #include "target.h"
diff --git a/gcc/stmt.c b/gcc/stmt.c
index 65f3a815ff3..8420aaa50da 100644
--- a/gcc/stmt.c
+++ b/gcc/stmt.c
@@ -41,6 +41,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "libfuncs.h"
 #include "recog.h"
 #include "machmode.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "output.h"
 #include "ggc.h"
diff --git a/gcc/stor-layout.c b/gcc/stor-layout.c
index 89f5fa986a7..0d77159d9b3 100644
--- a/gcc/stor-layout.c
+++ b/gcc/stor-layout.c
@@ -31,6 +31,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "function.h"
 #include "expr.h"
 #include "output.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "ggc.h"
 #include "target.h"
diff --git a/gcc/store-motion.c b/gcc/store-motion.c
index 61d0cba8159..f6a021eb778 100644
--- a/gcc/store-motion.c
+++ b/gcc/store-motion.c
@@ -22,6 +22,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "system.h"
 #include "coretypes.h"
 #include "tm.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 
 #include "rtl.h"
diff --git a/gcc/targhooks.c b/gcc/targhooks.c
index 002c0e35f20..f501cb9b5c2 100644
--- a/gcc/targhooks.c
+++ b/gcc/targhooks.c
@@ -56,6 +56,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "tree.h"
 #include "expr.h"
 #include "output.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "function.h"
 #include "target.h"
diff --git a/gcc/toplev.h b/gcc/toplev.h
index 517d359dbb4..ae08c5579ed 100644
--- a/gcc/toplev.h
+++ b/gcc/toplev.h
@@ -23,7 +23,6 @@ along with GCC; see the file COPYING3.  If not see
 #define GCC_TOPLEV_H
 #include "input.h"
 #include "bversion.h"
-#include "diagnostic-core.h"
 
 /* If non-NULL, return one past-the-end of the matching SUBPART of
    the WHOLE string.  */
diff --git a/gcc/tree-cfg.c b/gcc/tree-cfg.c
index e55a60bd0a2..c7007937c47 100644
--- a/gcc/tree-cfg.c
+++ b/gcc/tree-cfg.c
@@ -37,6 +37,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "timevar.h"
 #include "tree-dump.h"
 #include "tree-pass.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "except.h"
 #include "cfgloop.h"
diff --git a/gcc/tree-cfgcleanup.c b/gcc/tree-cfgcleanup.c
index 7f8498a4483..f798b2f50ed 100644
--- a/gcc/tree-cfgcleanup.c
+++ b/gcc/tree-cfgcleanup.c
@@ -26,6 +26,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "tm_p.h"
 #include "basic-block.h"
 #include "output.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "flags.h"
 #include "function.h"
diff --git a/gcc/tree-dump.c b/gcc/tree-dump.c
index defa5586d40..be39479b821 100644
--- a/gcc/tree-dump.c
+++ b/gcc/tree-dump.c
@@ -25,6 +25,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "tm.h"
 #include "tree.h"
 #include "splay-tree.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "tree-dump.h"
 #include "tree-pass.h"
diff --git a/gcc/tree-eh.c b/gcc/tree-eh.c
index 853aa5504fb..1fb531f0a50 100644
--- a/gcc/tree-eh.c
+++ b/gcc/tree-eh.c
@@ -35,7 +35,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "timevar.h"
 #include "langhooks.h"
 #include "ggc.h"
-#include "toplev.h"
+#include "diagnostic-core.h"
 #include "gimple.h"
 #include "target.h"
 
diff --git a/gcc/tree-inline.c b/gcc/tree-inline.c
index 98caddebfba..ea891c94e55 100644
--- a/gcc/tree-inline.c
+++ b/gcc/tree-inline.c
@@ -23,7 +23,8 @@ along with GCC; see the file COPYING3.  If not see
 #include "system.h"
 #include "coretypes.h"
 #include "tm.h"
-#include "toplev.h"
+#include "toplev.h" /* floor_log2 */
+#include "diagnostic-core.h"
 #include "tree.h"
 #include "tree-inline.h"
 #include "flags.h"
diff --git a/gcc/tree-nomudflap.c b/gcc/tree-nomudflap.c
index 4d54efdf089..41fb39e0121 100644
--- a/gcc/tree-nomudflap.c
+++ b/gcc/tree-nomudflap.c
@@ -33,6 +33,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "tree-mudflap.h"
 #include "tree-pass.h"
 #include "ggc.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 
 
diff --git a/gcc/tree-object-size.c b/gcc/tree-object-size.c
index 58e8ee47a7d..8cceb715ba6 100644
--- a/gcc/tree-object-size.c
+++ b/gcc/tree-object-size.c
@@ -24,6 +24,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "coretypes.h"
 #include "tm.h"
 #include "tree.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "tree-pretty-print.h"
 #include "gimple-pretty-print.h"
diff --git a/gcc/tree-optimize.c b/gcc/tree-optimize.c
index ef60cde53bf..aebcbb10c60 100644
--- a/gcc/tree-optimize.c
+++ b/gcc/tree-optimize.c
@@ -33,6 +33,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "timevar.h"
 #include "function.h"
 #include "langhooks.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "flags.h"
 #include "cgraph.h"
diff --git a/gcc/tree-outof-ssa.c b/gcc/tree-outof-ssa.c
index 188cf0c8d7a..e5a35f40550 100644
--- a/gcc/tree-outof-ssa.c
+++ b/gcc/tree-outof-ssa.c
@@ -34,6 +34,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "tree-dump.h"
 #include "tree-pass.h"
 #include "toplev.h"
+#include "diagnostic-core.h"
 #include "ssaexpand.h"
 
 /* FIXME: A lot of code here deals with expanding to RTL.  All that code
diff --git a/gcc/tree-phinodes.c b/gcc/tree-phinodes.c
index 05b63fbea88..7fb85d4ebd8 100644
--- a/gcc/tree-phinodes.c
+++ b/gcc/tree-phinodes.c
@@ -26,6 +26,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "ggc.h"
 #include "basic-block.h"
 #include "tree-flow.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "gimple.h"
 
diff --git a/gcc/tree-profile.c b/gcc/tree-profile.c
index a854c50f77e..50ce013830d 100644
--- a/gcc/tree-profile.c
+++ b/gcc/tree-profile.c
@@ -34,6 +34,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "regs.h"
 #include "function.h"
 #include "basic-block.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "coverage.h"
 #include "tree.h"
diff --git a/gcc/tree-ssa-ccp.c b/gcc/tree-ssa-ccp.c
index 5223c27a184..17d07a9d7cd 100644
--- a/gcc/tree-ssa-ccp.c
+++ b/gcc/tree-ssa-ccp.c
@@ -205,6 +205,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "value-prof.h"
 #include "langhooks.h"
 #include "target.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "dbgcnt.h"
 
diff --git a/gcc/tree-ssa-coalesce.c b/gcc/tree-ssa-coalesce.c
index 2cdbceb2d3a..5e6854cbaad 100644
--- a/gcc/tree-ssa-coalesce.c
+++ b/gcc/tree-ssa-coalesce.c
@@ -31,6 +31,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "hashtab.h"
 #include "tree-dump.h"
 #include "tree-ssa-live.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 
 
diff --git a/gcc/tree-ssa-live.c b/gcc/tree-ssa-live.c
index 045d42cda3c..d1f9e852b4a 100644
--- a/gcc/tree-ssa-live.c
+++ b/gcc/tree-ssa-live.c
@@ -30,6 +30,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "tree-flow.h"
 #include "tree-dump.h"
 #include "tree-ssa-live.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "debug.h"
 #include "flags.h"
diff --git a/gcc/tree-ssa-loop-niter.c b/gcc/tree-ssa-loop-niter.c
index b343b60d35f..5eea6b341dc 100644
--- a/gcc/tree-ssa-loop-niter.c
+++ b/gcc/tree-ssa-loop-niter.c
@@ -39,6 +39,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "tree-data-ref.h"
 #include "params.h"
 #include "flags.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "tree-inline.h"
 #include "gmp.h"
diff --git a/gcc/tree-ssa-loop-prefetch.c b/gcc/tree-ssa-loop-prefetch.c
index 0282cbcc08a..58abfd34e90 100644
--- a/gcc/tree-ssa-loop-prefetch.c
+++ b/gcc/tree-ssa-loop-prefetch.c
@@ -36,6 +36,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "hashtab.h"
 #include "tree-chrec.h"
 #include "tree-scalar-evolution.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "params.h"
 #include "langhooks.h"
diff --git a/gcc/tree-ssa-loop.c b/gcc/tree-ssa-loop.c
index c9c5bbd0f0c..7a60144d004 100644
--- a/gcc/tree-ssa-loop.c
+++ b/gcc/tree-ssa-loop.c
@@ -33,6 +33,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "flags.h"
 #include "tree-inline.h"
 #include "tree-scalar-evolution.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "tree-vectorizer.h"
 
diff --git a/gcc/tree-ssa-structalias.c b/gcc/tree-ssa-structalias.c
index 48a42bd3fce..68e0cac7ec4 100644
--- a/gcc/tree-ssa-structalias.c
+++ b/gcc/tree-ssa-structalias.c
@@ -32,6 +32,7 @@
 #include "tree.h"
 #include "tree-flow.h"
 #include "tree-inline.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "gimple.h"
 #include "hashtab.h"
diff --git a/gcc/tree-ssa-uninit.c b/gcc/tree-ssa-uninit.c
index 51f3bc9c715..b46c34d87ad 100644
--- a/gcc/tree-ssa-uninit.c
+++ b/gcc/tree-ssa-uninit.c
@@ -40,6 +40,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "hashtab.h"
 #include "tree-dump.h"
 #include "tree-pass.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "timevar.h"
 
diff --git a/gcc/tree-ssa.c b/gcc/tree-ssa.c
index f3a7a103ea9..94b3561343a 100644
--- a/gcc/tree-ssa.c
+++ b/gcc/tree-ssa.c
@@ -42,7 +42,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "hashtab.h"
 #include "tree-dump.h"
 #include "tree-pass.h"
-#include "toplev.h"
+#include "diagnostic-core.h"
 
 /* Pointer map of variable mappings, keyed by edge.  */
 static struct pointer_map_t *edge_var_maps;
diff --git a/gcc/tree-vect-data-refs.c b/gcc/tree-vect-data-refs.c
index 7755426876b..b8908aafa14 100644
--- a/gcc/tree-vect-data-refs.c
+++ b/gcc/tree-vect-data-refs.c
@@ -36,6 +36,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "tree-chrec.h"
 #include "tree-scalar-evolution.h"
 #include "tree-vectorizer.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 
 /* Need to include rtl.h, expr.h, etc. for optabs.  */
diff --git a/gcc/tree-vect-loop-manip.c b/gcc/tree-vect-loop-manip.c
index 38546cf1748..82f0a7867ac 100644
--- a/gcc/tree-vect-loop-manip.c
+++ b/gcc/tree-vect-loop-manip.c
@@ -33,6 +33,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "tree-dump.h"
 #include "cfgloop.h"
 #include "cfglayout.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "tree-scalar-evolution.h"
 #include "tree-vectorizer.h"
diff --git a/gcc/tree-vect-loop.c b/gcc/tree-vect-loop.c
index 22b23a6e523..ecfc6705dac 100644
--- a/gcc/tree-vect-loop.c
+++ b/gcc/tree-vect-loop.c
@@ -37,6 +37,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "recog.h"
 #include "optabs.h"
 #include "params.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "tree-chrec.h"
 #include "tree-scalar-evolution.h"
diff --git a/gcc/tree-vect-patterns.c b/gcc/tree-vect-patterns.c
index f48e377c3a2..19f0ae67a88 100644
--- a/gcc/tree-vect-patterns.c
+++ b/gcc/tree-vect-patterns.c
@@ -36,6 +36,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "tree-data-ref.h"
 #include "tree-vectorizer.h"
 #include "recog.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 
 /* Function prototypes */
diff --git a/gcc/tree-vect-stmts.c b/gcc/tree-vect-stmts.c
index ee3c2dd76e5..bf631616f77 100644
--- a/gcc/tree-vect-stmts.c
+++ b/gcc/tree-vect-stmts.c
@@ -37,6 +37,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "expr.h"
 #include "recog.h"
 #include "optabs.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "tree-vectorizer.h"
 #include "langhooks.h"
diff --git a/gcc/tree-vrp.c b/gcc/tree-vrp.c
index 74b3a7ac199..0867e4c5c3e 100644
--- a/gcc/tree-vrp.c
+++ b/gcc/tree-vrp.c
@@ -33,6 +33,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "timevar.h"
 #include "tree-pretty-print.h"
 #include "gimple-pretty-print.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "intl.h"
 #include "cfgloop.h"
diff --git a/gcc/varasm.c b/gcc/varasm.c
index f9a9d976b54..68ae70ac9b8 100644
--- a/gcc/varasm.c
+++ b/gcc/varasm.c
@@ -39,6 +39,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "hard-reg-set.h"
 #include "regs.h"
 #include "output.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "hashtab.h"
 #include "ggc.h"
diff --git a/gcc/vec.c b/gcc/vec.c
index 078bcc63653..5b3b9a01fea 100644
--- a/gcc/vec.c
+++ b/gcc/vec.c
@@ -30,7 +30,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "ggc.h"
 #include "vec.h"
 #include "coretypes.h"
-#include "toplev.h"
+#include "diagnostic-core.h"
 #include "hashtab.h"
 
 struct vec_prefix
diff --git a/gcc/web.c b/gcc/web.c
index ff917333f59..42292972926 100644
--- a/gcc/web.c
+++ b/gcc/web.c
@@ -38,6 +38,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "system.h"
 #include "coretypes.h"
 #include "tm.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 
 #include "rtl.h"
diff --git a/gcc/xcoffout.c b/gcc/xcoffout.c
index f00aee00e5e..fa889789e78 100644
--- a/gcc/xcoffout.c
+++ b/gcc/xcoffout.c
@@ -30,6 +30,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "tree.h"
 #include "rtl.h"
 #include "flags.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 #include "output.h"
 #include "ggc.h"