| Commit message (Collapse) | Author | Age | Files | Lines |
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The problem arises because we used to drop overwritten MEMs from loc
lists of VALUEs, but not of other onepart variables, and it just so
happens that, by doing so, block 6 in the testcase has no D#5 in its
output in the first pass, because the MEM holding its (previous) value
was correctly dropped from value 88:88, but gains it in the second
pass because D#5 has the MEM location incoming directly in its loc
list, rather than indirectly in a VALUE.
This incorrect binding enables other blocks to believe they have a
tentative binding for D#5 in some cycles, but others, still operating
on the early conclusion, believe there isn't, and they oscillate from
that.
Since we check for escaping MEMs in clobbers, we won't lose anything
relevant by dropping call-clobbered or overwritten MEMs in all onepart
variables, and this ensures the loc intersection operation in onepart
vars won't let a MEM through that wasn't present in earlier
iterations.
for gcc/ChangeLog
PR bootstrap/69123
* var-tracking.c (drop_overlapping_mem_locs): Operate on all
onepart vars. Fix typo in comment. Fix reversed condition in
unshare test.
(dataflow_set_remove_mem_locs): Operate on all onepart vars.
for gcc/testsuite/ChangeLog
PR bootstrap/69123
* g++.dg/pr69123.C: New.
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for gcc/ChangeLog
PR bootstrap/69123
* var-tracking.c (dump_onepart_variable_differences): New.
(dataflow_set_different): If a detailed dump is requested,
delay early returns and dump differences between onepart
variables present before and after, and added variables.
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2016-01-11 Tom de Vries <tom@codesourcery.com>
PR tree-optimization/69109
* tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
latch with phi.
* gcc.dg/autopar/pr69109-2.c: New test.
* gcc.dg/autopar/pr69109.c: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232212 138bc75d-0d04-0410-961f-82ee72b054a4
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2016-01-11 Tom de Vries <tom@codesourcery.com>
PR tree-optimization/69108
* tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
res is not used in a phi.
* gcc.dg/autopar/pr69108.c: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232211 138bc75d-0d04-0410-961f-82ee72b054a4
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2016-01-11 Yury Gribov <y.gribov@samsung.com>
PR 67425
* common.opt (frandom-seed): Fix parameter name.
* doc/invoke.texi (frandom-seed): Ditto and describe parameter.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232209 138bc75d-0d04-0410-961f-82ee72b054a4
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2016-01-11 Tom de Vries <tom@codesourcery.com>
PR tree-optimization/69058
* tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
not supported.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232208 138bc75d-0d04-0410-961f-82ee72b054a4
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* config/arc/arc.opt (mdiv-rem): Add period to the end.
(mcode-density): Likewise.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232207 138bc75d-0d04-0410-961f-82ee72b054a4
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git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232206 138bc75d-0d04-0410-961f-82ee72b054a4
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gcc/c-family/ChangeLog:
PR c++/69029
* c-indentation.c (should_warn_for_misleading_indentation):
Don't warn about do-while statements.
gcc/testsuite/ChangeLog:
PR c++/69029
* c-c++-common/Wisleading-indentation.c: Augment test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232202 138bc75d-0d04-0410-961f-82ee72b054a4
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PR fortran/69154
* frontend-passes.c (in_where): New variable.
(inline_matmul_assign): Don't try this if we are within
a WHERE statement.
(gfc_code_walker): Keep track of in_where.
2016-01-10 Thomas Koenig <tkoenig@gcc.gnu.org>
PR fortran/69154
* gfortran.dg/inline_matmul_12.f90: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232201 138bc75d-0d04-0410-961f-82ee72b054a4
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PR fortran/67779
* trans_array.c (gfc_conv_scalarized_array_ref): Add missing
se->use_offset from condition for calculation of 'base'.
2016-01-10 Paul Thomas <pault@gcc.gnu.org>
PR fortran/67779
* gfortran.dg/actual_array_offset_1: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232200 138bc75d-0d04-0410-961f-82ee72b054a4
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2016-01-10 Tom de Vries <tom@codesourcery.com>
PR tree-optimization/69062
* tree-parloops.c (loop_has_phi_with_address_arg): New function.
(parallelize_loops): Don't paralelize loop that has phi with address
arg.
* gcc.dg/autopar/pr69062.c: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232199 138bc75d-0d04-0410-961f-82ee72b054a4
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gcc/testsuite/
* gcc.dg/vect/slp-perm-1.c: Fix scan-tree-dump syntax.
* gcc.dg/vect/slp-perm-2.c: Likewise.
* gcc.dg/vect/slp-perm-3.c: Likewise.
* gcc.dg/vect/slp-perm-5.c: Likewise.
* gcc.dg/vect/slp-perm-6.c: Likewise.
* gcc.dg/vect/slp-perm-7.c: Likewise.
* gcc.dg/vect/slp-perm-8.c: Likewise.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232197 138bc75d-0d04-0410-961f-82ee72b054a4
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2016-01-10 Tom de Vries <tom@codesourcery.com>
PR tree-optimization/69039
* tree-parloops.c (try_create_reduction_list): Only allow single exit
phi for reduction.
* gcc.dg/autopar/pr69039.c: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232196 138bc75d-0d04-0410-961f-82ee72b054a4
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git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232194 138bc75d-0d04-0410-961f-82ee72b054a4
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* match.pd: Require target has function_c99_misc before doing
truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232191 138bc75d-0d04-0410-961f-82ee72b054a4
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use GMPINC.
* configure: Regenerate.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232190 138bc75d-0d04-0410-961f-82ee72b054a4
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* decl2.c (comdat_linkage): Only set DECL_COMDAT if TREE_PUBLIC is set.
* g++.dg/pr69113.C: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232189 138bc75d-0d04-0410-961f-82ee72b054a4
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PR tree-optimization/69097
* fold-const.h (expr_not_equal_to): New prototype.
* fold-const.c: Include stringpool.h and tree-ssanames.h.
(expr_not_equal_to): New function.
* match.pd (X % -Y is the same as X % Y): Don't optimize
unless X is known not to be equal to minimum or Y is known
not to be equal to -1.
* tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
fold TRUNC_MOD_EXPR if the second argument is not a power of two.
(simplify_stmt_using_ranges): Adjust caller.
(vrp_finalize): Call set_value_range on SSA_NAMEs before calling
substitute_and_fold.
* gcc.c-torture/execute/pr50865.c: New test.
* gcc.c-torture/execute/pr69097-1.c: New test.
* gcc.c-torture/execute/pr69097-2.c: New test.
* gcc.dg/pr69097-1.c: New test.
* gcc.dg/pr69097-2.c: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232188 138bc75d-0d04-0410-961f-82ee72b054a4
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* class.c (layout_class_type): Use copy_node to copy FIELD_DECLs.
* g++.dg/opt/pr69164.C: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232187 138bc75d-0d04-0410-961f-82ee72b054a4
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* constexpr.c (cxx_fold_indirect_ref): Handle array type differing
in completion.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232186 138bc75d-0d04-0410-961f-82ee72b054a4
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git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232184 138bc75d-0d04-0410-961f-82ee72b054a4
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w/o DECL_NAME.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232179 138bc75d-0d04-0410-961f-82ee72b054a4
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* gimple-fold.c (replace_stmt_with_simplification): Also punt if
new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
ops[0] comparison.
* gimple-match-head.c (maybe_push_res_to_seq): Likewise.
* gcc.dg/pr69167.c: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232178 138bc75d-0d04-0410-961f-82ee72b054a4
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* constexpr.c (cxx_eval_constant_expression): Handle NULL initializer.
* g++.dg/pr68449.C: New.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232176 138bc75d-0d04-0410-961f-82ee72b054a4
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gcc/:
* tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
instances that can be handled via vect_load_lanes.
gcc/testsuite/:
* lib/target-supports.exp (check_effective_target_vect_load_lanes): New.
* gcc.dg/vect/slp-perm-1.c: Look for vect_load_lanes instead of SLP
on platforms supporting it.
* gcc.dg/vect/slp-perm-2.c: Likewise.
* gcc.dg/vect/slp-perm-3.c: Likewise.
* gcc.dg/vect/slp-perm-5.c: Likewise.
* gcc.dg/vect/slp-perm-7.c: Likewise.
* gcc.dg/vect/slp-perm-8.c: Likewise.
* gcc.dg/vect/slp-perm-6.c: Look for vect_load_lanes in addition to SLP
on platforms supporting it.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232174 138bc75d-0d04-0410-961f-82ee72b054a4
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if we can't determine address equivalence.
* alias.c (compare_base_decl): Update for changed return value of
symtab_node::equal_address_to.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232172 138bc75d-0d04-0410-961f-82ee72b054a4
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workaround.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232168 138bc75d-0d04-0410-961f-82ee72b054a4
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PR c++/67557
gcc/
* function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
* expr.c (store_field): Not here.
* tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
call with TREE_ADDRESSABLE type.
* tree-cfg.c (verify_gimple_call): Adjust.
gcc/cp/
* cvt.c (convert_to_void): Don't strip a TARGET_EXPR of
TREE_ADDRESSABLE type.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232167 138bc75d-0d04-0410-961f-82ee72b054a4
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PR c++/67557
* call.c (unsafe_copy_elision_p): Look through COMPOUND_EXPR.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232166 138bc75d-0d04-0410-961f-82ee72b054a4
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* testsuite/26_numerics/headers/cmath/
c99_classification_macros_c++.cc: Rename to ...
* testsuite/26_numerics/headers/cmath/
c99_classification_macros_c++98.cc: Here and add -std=gnu++98.
* testsuite/26_numerics/headers/cmath/
c99_classification_macros_c++0x.cc: Rename to ...
* testsuite/26_numerics/headers/cmath/
c99_classification_macros_c++11.cc: Here.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232165 138bc75d-0d04-0410-961f-82ee72b054a4
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libc_internal.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232164 138bc75d-0d04-0410-961f-82ee72b054a4
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git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232163 138bc75d-0d04-0410-961f-82ee72b054a4
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PR libstdc++/69160
* include/bits/uses_allocator.h: Add missing include.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232162 138bc75d-0d04-0410-961f-82ee72b054a4
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* gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
(reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
(reduc_smin_v2sf): Rename to...
(reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
(reduc_splus_v2sf): Rename to...
(reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232158 138bc75d-0d04-0410-961f-82ee72b054a4
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* gimplify.c (gimplify_va_arg_expr): Encode original type of
valist argument in another argument.
(gimplify_modify_expr): Adjust for the above change. Cleanup.
* tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
to determine the va_list type, build a MEM_REF instead of
build_fold_indirect_ref.
* gcc.dg/pr69162.c: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232156 138bc75d-0d04-0410-961f-82ee72b054a4
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* gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
gimple_build.
* gcc.dg/pr69172.c: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232155 138bc75d-0d04-0410-961f-82ee72b054a4
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gcc/
PR tree-optimization/67781
* tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
and cmpnop in two steps: first the ones not accessed in original
gimple expression in a endian independent way and then the ones not
accessed in the final result in an endian-specific way.
gcc/testsuite/
PR tree-optimization/67781
* gcc.c-torture/execute/pr67781.c: New file.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232154 138bc75d-0d04-0410-961f-82ee72b054a4
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* tree-vect-slp.c (vect_get_constant_vectors): For
VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
element type. If op is fold_convertible_p to vector_type's element
type, use NOP_EXPR instead of VCE.
* gcc.dg/vect/pr69083.c: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232153 138bc75d-0d04-0410-961f-82ee72b054a4
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issignaling macro. Use -fexcess-precision=standard for compiler options. Use fabs()
only when __FLT_EVAL_METHOD__ == 0.
gcc/testsuite/
* gcc.dg/pr61441.c: Restrict to linux and gnu targets.
Use -fexcess-precision=standard for compiler options.
Use fabs() only when __FLT_EVAL_METHOD__ == 0.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232152 138bc75d-0d04-0410-961f-82ee72b054a4
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* trans.h (OMPWS_SCALARIZER_BODY): Define.
(OMPWS_NOWAIT): Renumber.
* trans-stmt.c (gfc_trans_where_3): Only set OMPWS_SCALARIZER_WS
if OMPWS_SCALARIZER_BODY is not set already, and set also
OMPWS_SCALARIZER_BODY until the final loop creation.
* trans-expr.c (gfc_trans_assignment_1): Likewise.
* trans-openmp.c (gfc_trans_omp_workshare): Also clear
OMPWS_SCALARIZER_BODY.
* trans-array.c (gfc_trans_scalarized_loop_end): Don't create
OMP_FOR if OMPWS_SCALARIZER_BODY is set.
* gfortran.dg/gomp/pr69128.f90: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232151 138bc75d-0d04-0410-961f-82ee72b054a4
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* files.c (cpp_included_before): If IS_ADHOC_LOC (location), lookup
real location from the line_table.
* g++.dg/ext/pr69145-1.C: New test.
* g++.dg/ext/pr69145-2-very-long-filename.cc: New file.
* g++.dg/ext/pr69145-2.h: New file.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232150 138bc75d-0d04-0410-961f-82ee72b054a4
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If a candidate PRE cannot get the prologue because a block BB is
reachable from it, but PRE does not dominate BB, we try again with the
dominators of PRE. That "try again" needs to again consider BB though,
we aren't done with it.
PR rtl-optimization/67778
PR rtl-optimization/68634
PR rtl-optimization/68909
* shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
block from the stack until done with it. Remove a superfluous
bitmap set. Remove a superfluous bitmap test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232148 138bc75d-0d04-0410-961f-82ee72b054a4
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gcc/ChangeLog:
* doc/extend.texi (__atomic Builtins, __sync Builtins): Document
constraint on the type of arguments.
gcc/c-family/ChangeLog:
* c-common.c (sync_resolve_size): Reject first argument when it's
a pointer to _Bool.
gcc/testsuite/ChangeLog:
* gcc.dg/atomic-fetch-bool.c: New test.
* gcc.dg/sync-fetch-bool.c: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232147 138bc75d-0d04-0410-961f-82ee72b054a4
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git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232146 138bc75d-0d04-0410-961f-82ee72b054a4
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This file fails when building for SuperH as it assumes __SHMEDIA__
is always defined. Update the code to check if it's defined.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232143 138bc75d-0d04-0410-961f-82ee72b054a4
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* config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
unaligned_access on the gcc_options set.
* config/arm/arm.c (arm_option_override_internal): Use
SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232141 138bc75d-0d04-0410-961f-82ee72b054a4
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PR target/69140
* config/i386/i386.c (ix86_frame_pointer_required): Enable
frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
2016-01-07 Uros Bizjak <ubizjak@gmail.com>
Revert
2016-01-06 Uros Bizjak <ubizjak@gmail.com>
PR target/69140
* config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
depending on frame_pointer_needed before remaining integer and SSE
registers are saved.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232140 138bc75d-0d04-0410-961f-82ee72b054a4
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gcc/testsuite/
PR fortran/66680
gfortran.dg/gomp/pr66680.f90: Moved to libgomp.
libgomp/
PR fortran/66680
* testsuite/libgomp.fortran/pr66680.f90: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232138 138bc75d-0d04-0410-961f-82ee72b054a4
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PR 1078
gcc/
* doc/extend.texi (Nvidia PDX Function Attributes): New section.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232136 138bc75d-0d04-0410-961f-82ee72b054a4
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