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  1. 10 Dec, 2015 18 commits
  3. 09 Dec, 2015 22 commits
    • re PR lto/61886 (LTO breaks fread with _FORTIFY_SOURCE=2) · 54363f8a 
      
	PR ipa/61886
	PR middle-end/25140
	* tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use compare_base_decls
	(nonoverlapping_component_refs_of_decl_p): Update sanity check.
	(decl_refs_may_alias_p): Use compare_base_decls.
	* alias.c: Include cgraph.h
	(rtx_equal_for_memref_p): Use rtx_equal_for_memref_p.
	(compare_base_decls): New function.
	(base_alias_check): Likewise.
	(memrefs_conflict_p): Likewise.
	(nonoverlapping_memrefs_p): Likewise.
	* alias.h (compare_base_decls): Declare.

	* gcc.c-torture/execute/alias-2.c: New testcase.

From-SVN: r231478
      Jan Hubicka committed
    • re PR lto/68811 (ICE: in get, at cgraph.h:1218) · da20571a 
      	PR lto/68811
	* lto.c (lto_fixup_prevailing_decls): Do not check TREE_CHAIN of
	DECL.
	(LTO_NO_PREVAIL): Use gcc_checking_assert.

From-SVN: r231477
      Jan Hubicka committed
    • trans.c (gfc_allocate_using_lib,gfc_deallocate_with_status): Introducing __asm__… · 985f6c79 
      trans.c (gfc_allocate_using_lib,gfc_deallocate_with_status): Introducing __asm__ __volatile__ ("":::"memory") after image control statements.

2015-12-09  Tobias Burnus  <burnus@net-b.de>
            Alessandro Fanfarillo <fanfarillo.gcc@gmail.com>

        * trans.c (gfc_allocate_using_lib,gfc_deallocate_with_status):
        Introducing __asm__ __volatile__ ("":::"memory")
        after image control statements.
        * trans-stmt.c  (gfc_trans_sync, gfc_trans_event_post_wait,
        gfc_trans_lock_unlock, gfc_trans_critical): Ditto.
        * trans-intrinsic.c (gfc_conv_intrinsic_caf_get,
        conv_caf_send): Introducing __asm__ __volatile__ ("":::"memory")
        after send, before get and around sendget.

2015-12-09  Tobias Burnus  <burnus@net-b.de>
            Alessandro Fanfarillo <fanfarillo.gcc@gmail.com>

        * gfortran.dg/coarray_40.f90: New.

Co-Authored-By: Alessandro Fanfarillo <fanfarillo.gcc@gmail.com>

From-SVN: r231476
      Tobias Burnus committed
    • re PR lto/61886 (LTO breaks fread with _FORTIFY_SOURCE=2) · ff70d83c 
      
	PR ipa/61886
	* ipa-visibility.c (function_and_variable_visibility): Fix vtable
	rewritting guard.

From-SVN: r231474
      Jan Hubicka committed
    • re PR lto/68811 (ICE: in get, at cgraph.h:1218) · 378004b9 
      
	PR lto/68811
	* g++.dg/lto/pr68811_0.C: New testcase.
	* g++.dg/lto/pr68811_1.C: New testcase.

	* lto-symtab.c (lto_symtab_merge_decls_2): Decl can never be prevailed
	by itself.

From-SVN: r231473
      Jan Hubicka committed
    • re PR fortran/68815 (Error/warning diagnostic: '%s' should be converted to… · 811582ec 
      re PR fortran/68815 (Error/warning diagnostic: '%s' should be converted to %qs-like or %<%s%>-like string strings)

2015-12-09  Tobias Burnus  <burnus@net-b.de>

        PR fortran/68815
        * decl.c (gfc_verify_c_interop_param, variable_decl): Use
        %< ... %> for quoting in diagnostics.
        * io.c (check_format): Ditto.
        * resolve.c (resolve_operator): Ditto.
        * symbol.c (check_conflict): Ditto.
        * trans-common.c (translate_common): Ditto.

From-SVN: r231472
      Tobias Burnus committed
    • re PR lto/61886 (LTO breaks fread with _FORTIFY_SOURCE=2) · 13261557 
      
	PR ipa/61886
	PR middle-end/25140
	* ipa-reference.c (ipa_reference_get_not_read_global,
	ipa_reference_get_not_read_global): Fix WRT aliases.
	(is_improper): Break out from ...
	(is_proper_for_analysis): ... here; fix WRT aliases.
	(analyze_function, generate_summary,
	ipa_reference_write_optimization_summary,
	ipa_reference_read_optimization_summary): Use ipa_reference_var_uid.
	* ipa-refrence.h (ipa_reference_var_uid): New inline.
	* tree-ssa-alias.c: Revert my accidental previous commit.
	(ref_maybe_used_by_call_p_1,
	call_may_clobber_ref_p_1): Use ipa_reference_var_uid.

From-SVN: r231471
      Jan Hubicka committed
    • freebsd64.h: Remove the redefinition of WCHAR_TYPE. · 0a04f2df 
      2015-12-09  Andreas Tobler  <andreast@gcc.gnu.org>

    * config/rs6000/freebsd64.h: Remove the redefinition of WCHAR_TYPE.

From-SVN: r231470
      Andreas Tobler committed
    • specify more isl codegen options · d57ad2bf 
      	* graphite-optimize-isl.c: Include isl/ast_build.h
	(optimize_isl): Set several isl_options_set_* options.

Co-Authored-By: Sebastian Pop <s.pop@samsung.com>

From-SVN: r231467
      Aditya Kumar committed
    • add array access function in the right order · ce6a2c92 
      we used to add the access functions in the wrong order, Fortran style, leading to unprofitable interchanges.

	* graphite-sese-to-poly.c (pdr_add_memory_accesses): Iterate in
	the same order as adding data reference access functions.

Co-Authored-By: Sebastian Pop <s.pop@samsung.com>

From-SVN: r231465
      Aditya Kumar committed
    • dump param name when timing out · 834cf257 
           * graphite-optimize-isl.c (optimize_isl): Improve dump message.

From-SVN: r231464
      Aditya Kumar committed
    • re PR c++/60218 ([c++11] ICE using __bases for broken class hierarchy) · 2efc7218 
      /cp
2015-12-09  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/60218
	* semantics.c (calculate_bases_helper): Don't call dfs_walk_all
	when TYPE_BINFO (type) is null.
	(calculate_bases): Handle gracefully a null vector->length ().

/testsuite
2015-12-09  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/60218
	* g++.dg/ext/bases2.C: New.

From-SVN: r231460
      Paolo Carlini committed
    • sse4_1-roundps-1.c: Remove ASM_SUFFIX define. · 026d0d53 
      	* gcc.target/i386/sse4_1-roundps-1.c: Remove ASM_SUFFIX define.
	* gcc.target/i386/sse4_1-roundps-2.c: Ditto.
	* gcc.target/i386/sse4_1-roundps-3.c: Ditto.
	* gcc.target/i386/sse4_1-roundsd-1.c: Ditto.
	* gcc.target/i386/sse4_1-roundsd-2.c: Ditto.
	* gcc.target/i386/sse4_1-roundsd-3.c: Ditto.
	* gcc.target/i386/sse4_1-roundss-1.c: Ditto.
	* gcc.target/i386/sse4_1-roundss-2.c: Ditto.
	* gcc.target/i386/sse4_1-roundss-3.c: Ditto.

From-SVN: r231459
      Uros Bizjak committed
    • 980716-1.c: Avoid undefined behavior due to passing terminating NULL as int rather than pointer. · ca0f27b5 
      	* gcc.c-torture/execute/980716-1.c: Avoid undefined behavior due to
	passing terminating NULL as int rather than pointer.

From-SVN: r231458
      Alexander Monakov committed
    • re PR tree-optimization/66949 (ICE at -O2 and -O3 on x86_64-linux-gnu in… · 0e0997a2 
      re PR tree-optimization/66949 (ICE at -O2 and -O3 on x86_64-linux-gnu in tree_ssa_phiopt_worker, at tree-ssa-phiopt.c:335)

	PR tree-optimization/66949
	* tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Don't call 
	single_non_singleton_phi_for_edges to get the PHI from
	factor_out_conditional_conversion.  Use NULL_TREE instead of NULL.
	(factor_out_conditional_conversion): Adjust declaration.  Make it
	return the newly-created PHI.

	* gcc.dg/torture/pr66949-1.c: New test.
	* gcc.dg/torture/pr66949-2.c: New test.

From-SVN: r231457
      Marek Polacek committed
    • [Patch AArch64] Reinstate CANNOT_CHANGE_MODE_CLASS to fix pr67609 · 4c81f958 
      gcc/

	PR rtl-optimization/67609
	* config/aarch64/aarch64-protos.h
	(aarch64_cannot_change_mode_class): Bring back.
	* config/aarch64/aarch64.c
	(aarch64_cannot_change_mode_class): Likewise.
	* config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Likewise.
	* config/aarch64/aarch64.md (aarch64_movdi_<mode>low): Use
	zero_extract rather than truncate.
	(aarch64_movdi_<mode>high): Likewise.

gcc/testsuite/

	PR rtl-optimization/67609
	* gcc.dg/torture/pr67609.c: New.

From-SVN: r231455
      James Greenhalgh committed
    • re PR tree-optimization/68786 (Aligned masked store is generated for unaligned pointer) · 08554c26 
      	PR tree-optimization/68786
	* tree-if-conv.c: Include builtins.h.
	(predicate_mem_writes): Put result of get_object_alignment (ref)
	into second argument's value.
	* tree-vect-stmts.c (vectorizable_mask_load_store): Put minimum
	pointer alignment into second argument's value.
	* tree-data-ref.c (get_references_in_stmt): Use value of second
	argument for build_aligned_type, and only the type to build
	a zero second argument for MEM_REF.
	* internal-fn.c (expand_mask_load_optab_fn,
	expand_mask_store_optab_fn): Likewise.

From-SVN: r231454
      Jakub Jelinek committed
    • re PR tree-optimization/68583 (Missed if-conversion) · e56c602e 
      2015-12-09  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/68583
	* tree-if-conv.c (if_convertible_phi_p): Drop
	flag_tree_loop_if_convert_stores check in favor of the
	existing any_mask_load_store check.
	(insert_gimplified_predicates): Likewise.
	(combine_blocks): Likewise.
	(tree_if_conversion): Likewise.
	(ifcvt_memrefs_wont_trap): Properly check
	flag_tree_loop_if_convert_stores in all places that can end
	up introducing store-data-races.
	(if_convertible_gimple_assign_stmt_p): Remove restriction
	on flag_tree_loop_if_convert_stores for stores we can if-convert
	without introducing store-data-races.  Force versioning for
	all if-converted stores.

	* gcc.dg/tree-ssa/ifc-pr68583.c: New testcase.
	* gcc.dg/vect/vect-72.c: Adjust.
	* gcc.dg/vect/vect-cselim-2.c: Likewise.
	* gcc.dg/vect/vect-strided-store-a-u8-i2.c: Likewise.

From-SVN: r231453
      Richard Biener committed
    • re PR tree-optimization/68417 (Missed vectorization opportunity when setting struct field) · 03080983 
      2015-12-09  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/68417
	* gcc.dg/vect/pr68417.c: New testcase.

From-SVN: r231452
      Richard Biener committed
    • re PR ada/66526 (apparent use of uninitialized variables in g-expect.adb) · d4a0078b 
      	PR ada/66526
	* g-expect.adb (Set_Up_Child_Communications): Add matching condition
	for uses of Input, Ouput and Error variables after the Execvp call.

From-SVN: r231450
      Eric Botcazou committed
    • Fix GOMP/GOACC_parallel handling in find_func_clobbers · 76680678 
      2015-12-09  Tom de Vries  <tom@codesourcery.com>

	PR tree-optimization/68716
	* tree-ssa-structalias.c (find_func_clobbers): Fix handling of
	BUILT_IN_GOMP_PARALLEL and BUILT_IN_GOACC_PARALLEL.

	* testsuite/libgomp.c/omp-nested-2.c: New test.

From-SVN: r231449
      Tom de Vries committed
    • Fix newly introduced memory leak in · 74fbae92 
      	* hash-traits.h (struct typed_delete_remove): New function.
	(typed_delete_remove ::remove): Likewise.
	* tree-ssa-loop-ivopts.c (struct iv_common_cand): Replace
	auto_vec with vec.
	(record_common_cand): Replace XNEW with operator new.

From-SVN: r231448
      Martin Liska committed