2007-08-18 Paul Brook <paul@codesourcery.com>

            Joseph Myers  <joseph@codesourcery.com>

	* Makefile.tpl (DEBUG_PREFIX_CFLAGS_FOR_TARGET): New.
	(CFLAGS_FOR_TARGET, CXXFLAGS_FOR_TARGET): Include it.
	* Makefile.in: Regenerate.
	* configure.ac (--with-debug-prefix-map): New.
	* configure: Regenerate.

config:
2007-08-18  Paul Brook  <paul@codesourcery.com>
            Joseph Myers  <joseph@codesourcery.com>

	* mt-gnu (CXXFLAGS_FOR_TARGET): Add
	$(DEBUG_PREFIX_CFLAGS_FOR_TARGET).

7 files changed, 58 insertions, 6 deletions

diff --git a/ChangeLog b/ChangeLog
index abc60eba92e..7fb65a71ad2 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,12 @@
+2007-08-18  Paul Brook  <paul@codesourcery.com>
+            Joseph Myers  <joseph@codesourcery.com>
+
+	* Makefile.tpl (DEBUG_PREFIX_CFLAGS_FOR_TARGET): New.
+	(CFLAGS_FOR_TARGET, CXXFLAGS_FOR_TARGET): Include it.
+	* Makefile.in: Regenerate.
+	* configure.ac (--with-debug-prefix-map): New.
+	* configure: Regenerate.
+
 2007-08-17  Richard Sandiford  <richard@codesourcery.com>
 	    Nigel Stephens  <nigel@mips.com>
 
diff --git a/Makefile.in b/Makefile.in
index a91ee163d1b..80b2474686a 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -366,9 +366,12 @@ COMPILER_NM_FOR_TARGET=@COMPILER_NM_FOR_TARGET@
 # CFLAGS will be just -g.  We want to ensure that TARGET libraries
 # (which we know are built with gcc) are built with optimizations so
 # prepend -O2 when setting CFLAGS_FOR_TARGET.
-CFLAGS_FOR_TARGET = -O2 $(CFLAGS) $(SYSROOT_CFLAGS_FOR_TARGET)
+CFLAGS_FOR_TARGET = -O2 $(CFLAGS) $(SYSROOT_CFLAGS_FOR_TARGET) \
+	$(DEBUG_PREFIX_CFLAGS_FOR_TARGET)
 SYSROOT_CFLAGS_FOR_TARGET = @SYSROOT_CFLAGS_FOR_TARGET@
-CXXFLAGS_FOR_TARGET = $(CXXFLAGS) $(SYSROOT_CFLAGS_FOR_TARGET)
+DEBUG_PREFIX_CFLAGS_FOR_TARGET = @DEBUG_PREFIX_CFLAGS_FOR_TARGET@
+CXXFLAGS_FOR_TARGET = $(CXXFLAGS) $(SYSROOT_CFLAGS_FOR_TARGET) \
+	$(DEBUG_PREFIX_CFLAGS_FOR_TARGET)
 LIBCFLAGS_FOR_TARGET = $(CFLAGS_FOR_TARGET)
 LIBCXXFLAGS_FOR_TARGET = $(CXXFLAGS_FOR_TARGET) -fno-implicit-templates
 LDFLAGS_FOR_TARGET = 
diff --git a/Makefile.tpl b/Makefile.tpl
index 8cb7f7d177f..cf979616636 100644
--- a/Makefile.tpl
+++ b/Makefile.tpl
@@ -369,9 +369,12 @@ COMPILER_NM_FOR_TARGET=@COMPILER_NM_FOR_TARGET@
 # CFLAGS will be just -g.  We want to ensure that TARGET libraries
 # (which we know are built with gcc) are built with optimizations so
 # prepend -O2 when setting CFLAGS_FOR_TARGET.
-CFLAGS_FOR_TARGET = -O2 $(CFLAGS) $(SYSROOT_CFLAGS_FOR_TARGET)
+CFLAGS_FOR_TARGET = -O2 $(CFLAGS) $(SYSROOT_CFLAGS_FOR_TARGET) \
+	$(DEBUG_PREFIX_CFLAGS_FOR_TARGET)
 SYSROOT_CFLAGS_FOR_TARGET = @SYSROOT_CFLAGS_FOR_TARGET@
-CXXFLAGS_FOR_TARGET = $(CXXFLAGS) $(SYSROOT_CFLAGS_FOR_TARGET)
+DEBUG_PREFIX_CFLAGS_FOR_TARGET = @DEBUG_PREFIX_CFLAGS_FOR_TARGET@
+CXXFLAGS_FOR_TARGET = $(CXXFLAGS) $(SYSROOT_CFLAGS_FOR_TARGET) \
+	$(DEBUG_PREFIX_CFLAGS_FOR_TARGET)
 LIBCFLAGS_FOR_TARGET = $(CFLAGS_FOR_TARGET)
 LIBCXXFLAGS_FOR_TARGET = $(CXXFLAGS_FOR_TARGET) -fno-implicit-templates
 LDFLAGS_FOR_TARGET = 
diff --git a/config/ChangeLog b/config/ChangeLog
index ffa8a92cd74..3df146fbd9c 100644
--- a/config/ChangeLog
+++ b/config/ChangeLog
@@ -1,3 +1,9 @@
+2007-08-18  Paul Brook  <paul@codesourcery.com>
+            Joseph Myers  <joseph@codesourcery.com>
+
+	* mt-gnu (CXXFLAGS_FOR_TARGET): Add
+	$(DEBUG_PREFIX_CFLAGS_FOR_TARGET).
+
 2007-07-06  H.J. Lu  <hongjiu.lu@intel.com>
 
 	* tls.m4 (GCC_CHECK_CC_TLS): New.
diff --git a/config/mt-gnu b/config/mt-gnu
index f05c4f92f66..2400fa44e55 100644
--- a/config/mt-gnu
+++ b/config/mt-gnu
@@ -1 +1,2 @@
-CXXFLAGS_FOR_TARGET = $(CXXFLAGS) $(SYSROOT_CFLAGS_FOR_TARGET) -D_GNU_SOURCE
+CXXFLAGS_FOR_TARGET = $(CXXFLAGS) $(SYSROOT_CFLAGS_FOR_TARGET) \
+	$(DEBUG_PREFIX_CFLAGS_FOR_TARGET) -D_GNU_SOURCE
diff --git a/configure b/configure
index efc06ae296b..6b11fabd429 100755
--- a/configure
+++ b/configure
@@ -272,7 +272,7 @@ PACKAGE_STRING=
 PACKAGE_BUGREPORT=
 
 ac_unique_file="move-if-change"
-ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS build build_cpu build_vendor build_os build_noncanonical host_noncanonical target_noncanonical host host_cpu host_vendor host_os target target_cpu target_vendor target_os INSTALL_PROGRAM INSTALL_SCRIPT INSTALL_DATA LN LN_S TOPLEVEL_CONFIGURE_ARGUMENTS build_libsubdir build_subdir host_subdir target_subdir CC CFLAGS LDFLAGS CPPFLAGS ac_ct_CC EXEEXT OBJEXT CXX CXXFLAGS ac_ct_CXX GNATBIND ac_ct_GNATBIND GNATMAKE ac_ct_GNATMAKE do_compare gmplibs gmpinc stage1_languages SYSROOT_CFLAGS_FOR_TARGET RPATH_ENVVAR tooldir build_tooldir CONFIGURE_GDB_TK GDB_TK INSTALL_GDB_TK build_configargs build_configdirs host_configargs configdirs target_configargs CC_FOR_BUILD config_shell YACC BISON M4 LEX FLEX MAKEINFO EXPECT RUNTEST AR AS DLLTOOL LD LIPO NM RANLIB STRIP WINDRES WINDMC OBJCOPY OBJDUMP CFLAGS_FOR_BUILD CC_FOR_TARGET CXX_FOR_TARGET GCC_FOR_TARGET GCJ_FOR_TARGET GFORTRAN_FOR_TARGET AR_FOR_TARGET AS_FOR_TARGET DLLTOOL_FOR_TARGET LD_FOR_TARGET LIPO_FOR_TARGET NM_FOR_TARGET OBJDUMP_FOR_TARGET RANLIB_FOR_TARGET STRIP_FOR_TARGET WINDRES_FOR_TARGET WINDMC_FOR_TARGET RAW_CXX_FOR_TARGET FLAGS_FOR_TARGET COMPILER_AS_FOR_TARGET COMPILER_LD_FOR_TARGET COMPILER_NM_FOR_TARGET MAINTAINER_MODE_TRUE MAINTAINER_MODE_FALSE MAINT stage1_cflags stage1_checking stage2_werror_flag datarootdir docdir pdfdir htmldir LIBOBJS LTLIBOBJS'
+ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS build build_cpu build_vendor build_os build_noncanonical host_noncanonical target_noncanonical host host_cpu host_vendor host_os target target_cpu target_vendor target_os INSTALL_PROGRAM INSTALL_SCRIPT INSTALL_DATA LN LN_S TOPLEVEL_CONFIGURE_ARGUMENTS build_libsubdir build_subdir host_subdir target_subdir CC CFLAGS LDFLAGS CPPFLAGS ac_ct_CC EXEEXT OBJEXT CXX CXXFLAGS ac_ct_CXX GNATBIND ac_ct_GNATBIND GNATMAKE ac_ct_GNATMAKE do_compare gmplibs gmpinc stage1_languages SYSROOT_CFLAGS_FOR_TARGET DEBUG_PREFIX_CFLAGS_FOR_TARGET RPATH_ENVVAR tooldir build_tooldir CONFIGURE_GDB_TK GDB_TK INSTALL_GDB_TK build_configargs build_configdirs host_configargs configdirs target_configargs CC_FOR_BUILD config_shell YACC BISON M4 LEX FLEX MAKEINFO EXPECT RUNTEST AR AS DLLTOOL LD LIPO NM RANLIB STRIP WINDRES WINDMC OBJCOPY OBJDUMP CFLAGS_FOR_BUILD CC_FOR_TARGET CXX_FOR_TARGET GCC_FOR_TARGET GCJ_FOR_TARGET GFORTRAN_FOR_TARGET AR_FOR_TARGET AS_FOR_TARGET DLLTOOL_FOR_TARGET LD_FOR_TARGET LIPO_FOR_TARGET NM_FOR_TARGET OBJDUMP_FOR_TARGET RANLIB_FOR_TARGET STRIP_FOR_TARGET WINDRES_FOR_TARGET WINDMC_FOR_TARGET RAW_CXX_FOR_TARGET FLAGS_FOR_TARGET COMPILER_AS_FOR_TARGET COMPILER_LD_FOR_TARGET COMPILER_NM_FOR_TARGET MAINTAINER_MODE_TRUE MAINTAINER_MODE_FALSE MAINT stage1_cflags stage1_checking stage2_werror_flag datarootdir docdir pdfdir htmldir LIBOBJS LTLIBOBJS'
 ac_subst_files='serialization_dependencies host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag'
 
 # Initialize some variables set by options.
@@ -965,6 +965,8 @@ Optional Packages:
   --with-gmp-lib=PATH     specify directory for the installed GMP library
   --with-build-sysroot=SYSROOT
                           use sysroot as the system root during the build
+  --with-debug-prefix-map='A=B C=D ...'
+                             map A to B, C to D ... in debug information
   --with-build-time-tools=PATH
                           use given path to find target tools during the build
   --with-datarootdir      use datarootdir as the data root directory.
@@ -5069,6 +5071,21 @@ else
 fi;
 
 
+
+# Check whether --with-debug-prefix-map or --without-debug-prefix-map was given.
+if test "${with_debug_prefix_map+set}" = set; then
+  withval="$with_debug_prefix_map"
+  if test x"$withval" != x; then
+     DEBUG_PREFIX_CFLAGS_FOR_TARGET=
+     for debug_map in $withval; do
+       DEBUG_PREFIX_CFLAGS_FOR_TARGET="$DEBUG_PREFIX_CFLAGS_FOR_TARGET -fdebug-prefix-map=$debug_map"
+     done
+   fi
+else
+  DEBUG_PREFIX_CFLAGS_FOR_TARGET=
+fi;
+
+
 # Handle --with-headers=XXX.  If the value is not "yes", the contents of
 # the named directory are copied to $(tooldir)/sys-include.
 if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
@@ -12723,6 +12740,7 @@ s,@gmplibs@,$gmplibs,;t t
 s,@gmpinc@,$gmpinc,;t t
 s,@stage1_languages@,$stage1_languages,;t t
 s,@SYSROOT_CFLAGS_FOR_TARGET@,$SYSROOT_CFLAGS_FOR_TARGET,;t t
+s,@DEBUG_PREFIX_CFLAGS_FOR_TARGET@,$DEBUG_PREFIX_CFLAGS_FOR_TARGET,;t t
 s,@RPATH_ENVVAR@,$RPATH_ENVVAR,;t t
 s,@tooldir@,$tooldir,;t t
 s,@build_tooldir@,$build_tooldir,;t t
diff --git a/configure.ac b/configure.ac
index 7353fef3a2a..e111852ed97 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1593,6 +1593,18 @@ AC_ARG_WITH([build-sysroot],
   [SYSROOT_CFLAGS_FOR_TARGET=])
 AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET)
 
+AC_ARG_WITH([debug-prefix-map],
+  [  --with-debug-prefix-map='A=B C=D ...'
+                             map A to B, C to D ... in debug information],
+  [if test x"$withval" != x; then
+     DEBUG_PREFIX_CFLAGS_FOR_TARGET=
+     for debug_map in $withval; do
+       DEBUG_PREFIX_CFLAGS_FOR_TARGET="$DEBUG_PREFIX_CFLAGS_FOR_TARGET -fdebug-prefix-map=$debug_map"
+     done
+   fi],
+  [DEBUG_PREFIX_CFLAGS_FOR_TARGET=])
+AC_SUBST(DEBUG_PREFIX_CFLAGS_FOR_TARGET)
+
 # Handle --with-headers=XXX.  If the value is not "yes", the contents of
 # the named directory are copied to $(tooldir)/sys-include.
 if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then