Commits · 1d510e046c227759921697b604f5f7c48794b84d · lvzhengyang / riscv-gcc-1

05 Apr, 2016 18 commits

re PR c++/70336 (Incorrect Wconversion warning) · 1d510e04

	PR c++/70336
	* match.pd (nested int casts): Limit to GIMPLE.

	* c-c++-common/pr70336.c: New test.
	* gcc.dg/torture/builtin-isinf_sign-1.c (foo): Guard tests
	no longer optimized away at -O0 with #ifndef __OPTIMIZE__.

From-SVN: r234764

committed Apr 05, 2016

1d510e04 Browse Files

re PR ipa/66223 (Diagnostic of pure virtual function call broken, including __cxa_pure_virtual) · 84278ed9


	PR ipa/66223
	* ipa-devirt.c (maybe_record_node): Fix comment; use
	SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.

	* g++.dg/ipa/devirt-51.C: Use -fsanitize=unreachable.

From-SVN: r234762

committed Apr 05, 2016

84278ed9 Browse Files

Restore atomic builtins usage in libstdc++-v3 · d2aee115

	PR libstdc++/70554
	* acinclude.m4 (GLIBCXX_ENABLE_ATOMIC_BUILTINS): Don't test
	__atomic_fetch_add for bool.
	* configure: Regenerate.

From-SVN: r234761

committed Apr 05, 2016

d2aee115 Browse Files

* testsuite/30_threads/thread/70503.cc: Require -static to work. · d5ec69f3
```
From-SVN: r234757
```
Jonathan Wakely committed Apr 05, 2016
d5ec69f3 Browse Files

re PR rtl-optimization/70542 (Wrong code with -O3 -mavx2.) · 268a0ec4

	PR rtl-optimization/70542
	* ree.c (add_removable_extension): For VECTOR_MODE_P punt
	if there are any uses other than insn or debug insns.

	* gcc.dg/torture/pr70542.c: New test.
	* gcc.target/i386/avx2-pr70542.c: New test.

From-SVN: r234756

committed Apr 05, 2016

268a0ec4 Browse Files

re PR tree-optimization/70509 (wrong code with extract from a v64qi) · 02a49e4f

	PR tree-optimization/70509
	* simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
	Shift HOST_WIDE_INT_1U instead of 1.

Co-Authored-By: Jakub Jelinek <jakub@redhat.com>

From-SVN: r234755

committed Apr 05, 2016

02a49e4f Browse Files

re PR tree-optimization/70509 (wrong code with extract from a v64qi) · 5e8c2eb1

	PR tree-optimization/70509
	* tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
	of the vector base type for index.

	* gcc.target/i386/avx512bw-pr70509.c: New test.

From-SVN: r234754

committed Apr 05, 2016

5e8c2eb1 Browse Files

Fix PR c++/70452 (regression in C++ parsing performance) · c0daf32d

gcc/cp/ChangeLog:

	PR c++/70452
	* constexpr.c (struct fundef_copy): New struct.
	(struct fundef_copies_table_t): New struct.
	(fundef_copies_table): New static variable.
	(maybe_initialize_fundef_copies_table): New static function.
	(get_fundef_copy): New static function.
	(save_fundef_copy): New static function.
	(cxx_eval_call_expression): Use get_fundef_copy, and
	save_fundef_copy.
	(constexpr_call_table): Add "deletable" GTY marker.

gcc/testsuite/ChangeLog:

	PR c++/70452
	* g++.dg/ext/constexpr-vla4.C: New test.

From-SVN: r234753

committed Apr 05, 2016

c0daf32d Browse Files

re PR target/70510 (ICE: output_operand: invalid %-code with -mavx512bw… · bf867841

re PR target/70510 (ICE: output_operand: invalid %-code with -mavx512bw -masm=intel when emitting vpbroatcast)

	PR target/70510
	* config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.

testsuite/ChangeLog:

	PR target/70510
	* gcc.target/i386/pr70510.c: New test.

From-SVN: r234752

committed Apr 05, 2016

bf867841 Browse Files

re PR middle-end/70526 (GCC 6 miscompiles Firefox JIT compiler) · 3022186a

2016-04-05  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/70526
	* tree-sra.c (build_ref_for_offset): Use prev_base to
	extract the alias pointer type.

	* g++.dg/torture/pr70526.C: New testcase.

From-SVN: r234749

committed Apr 05, 2016

3022186a Browse Files

dse.c (struct store_info): Remove alias_set member. · ac6929b5

2016-04-05  Richard Biener  <rguenther@suse.de>

	* dse.c (struct store_info): Remove alias_set member.
	(struct read_info_type): Likewise.
	(clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
	spill_deleted, clear_alias_set_lookup): Remove.
	(get_group_info): Remove dead base == NULL_RTX case.
	(dse_step0): Remove initialization of removed variables.
	(delete_dead_store_insn): Reomve alias set dumping.
	(free_read_records): Remove alias_set handling.
	(canon_address): Remove alias_set_out parameter.
	(record_store): Remove spill_alias_set, it's always zero.
	(check_mem_read_rtx): Likewise.
	(dse_step2): Rename from ...
	(dse_step2_nospill): ... this.  Adjust.
	(scan_stores): Rename from ...
	(scan_stores_nospill): ... this.
	(scan_reads): Rename from ...
	(scan_reads_nospill): ... this.
	(scan_stores_spill, scan_reads_spill): Remove.
	(dse_step3_scan): Remove for_spills argument which is always false.
	(dse_step3): Likewise.
	(dse_step5): Rename from ...
	(dse_step5_nospill): ... this.  Remove alias_set handling.
	(rest_of_handle_dse): Adjust.

From-SVN: r234748

committed Apr 05, 2016

ac6929b5 Browse Files

Ensure std::thread helpers have internal linkage · 87cec93e

	PR libstdc++/70503
	* src/c++11/thread.cc (execute_native_thread_routine,
	execute_native_thread_routine_compat): Give internal linkage.
	* testsuite/30_threads/thread/70503.cc: New test.

From-SVN: r234746

committed Apr 05, 2016

87cec93e Browse Files

re PR libstdc++/70437 (Instantiation loop with pair and is_constructible) · 7b3318c4

 	PR libstdc++/70437
 	* include/bits/stl_pair.h (_ConstructiblePair,
	_ImplicitlyConvertiblePair, _MoveConstructiblePair,
	_ImplicitlyMoveConvertiblePair): Add shortcut conditions
	for same-type cases.
	* testsuite/20_util/pair/70437.cc: New.

From-SVN: r234743

committed Apr 05, 2016

7b3318c4 Browse Files

re PR target/70525 (generating 'vpandn' without the mode suffix, gnu as fails to… · 55fc79b2

re PR target/70525 (generating 'vpandn' without the mode suffix, gnu as fails to assemble (-mavx512bw))

	PR target/70525
	* config/i386/sse.md (*andnot<mode>3): Simplify assertions.
	Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
	V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
	(*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.

	* gcc.target/i386/pr70525.c: New test.

From-SVN: r234739

committed Apr 05, 2016

55fc79b2 Browse Files

re PR middle-end/70499 (internal compiler error: in make_ssa_name_fn, at tree-ssanames.c:266) · 62b233f2

2016-04-05  Richard Biener  <rguenther@suse.de>

	PR middle-end/70499
	* gimplify-me.c (gimple_regimplify_operands): Do not rewrite
	non-register type temporaries into SSA.

	* g++.dg/torture/pr70499.C: New testcase.

From-SVN: r234738

committed Apr 05, 2016

62b233f2 Browse Files

20030814-6.c: Fix testcase, disable FRE, remove XFAIL. · cc05759d

2016-04-05  Richard Biener  <rguenther@suse.de>

	* gcc.dg/tree-ssa/20030814-6.c: Fix testcase, disable FRE,
	remove XFAIL.

From-SVN: r234737

committed Apr 05, 2016

cc05759d Browse Files

Remove class cache_map and use ggc hash_maps instead (PR c++/70452) · 7a7ac32a

gcc/cp/ChangeLog:

	PR c++/70452
	* cp-tree.h (class cache_map): Remove.
	* constexpr.c (cv_cache): Change type to
	GTY((deletable)) hash_map<tree, tree> *.
	(maybe_constant_value): Adjust following the change to cv_cache.
	(clear_cv_cache): New static function.
	(clear_cv_and_fold_caches): Use it.
	* cp-gimplify.c (fold_cache): Change type to
	GTY((deletable)) hash_map<tree, tree> *.
	(clear_fold_cache): Adjust following the change to fold_cache.
	(cp_fold): Likewise.

From-SVN: r234732

committed Apr 05, 2016

7a7ac32a Browse Files

Daily bump. · cefb34aa
```
From-SVN: r234731
```
GCC Administrator committed Apr 05, 2016
cefb34aa Browse Files

04 Apr, 2016 13 commits

re PR target/67172 (i686-w64-mingw32 dwarf2 bootstrap fails with undefined… · 72d1a48d

re PR target/67172 (i686-w64-mingw32 dwarf2 bootstrap fails with undefined reference to __EH_FRAME_BEGIN__)

	PR target/67172
	* libgcc2.c (L__main): Undefine __LIBGCC_EH_FRAME_SECTION_NAME__ if
	__MINGW32__ is defined.

From-SVN: r234727

committed Apr 04, 2016

72d1a48d Browse Files

MAINTAINERS (Write After Approval): Add myself. · 7134713c

2016-04-04  Bill Seurer  <seurer@linux.vnet.ibm.com>

	* MAINTAINERS (Write After Approval): Add myself.

From-SVN: r234724

committed Apr 04, 2016

7134713c Browse Files

re PR middle-end/70307 (ICE: in gimplify_expr, at gimplify.c:10915 on valid code) · f23f16d4
```
	PR middle-end/70307
	* gcc.dg/torture/pr70307.c: Add -Wno-psabi to dg-options.  Prune
	rs6000 ABI warnings.

From-SVN: r234723
```
Jakub Jelinek committed Apr 04, 2016
f23f16d4 Browse Files

gnattools: Clean config.cache (PR70173) · 123451d7

The config.cache file should be deleted by "make distclean", just like
config.log and config.status .  The directory itself is still not deleted
(just like the gotools and libcc1 directories).


gnattools/
	PR bootstrap/70173
	* Makefile.in (distclean): Also delete config.cache .

From-SVN: r234721

committed Apr 04, 2016

123451d7 Browse Files

re PR ipa/66223 (Diagnostic of pure virtual function call broken, including __cxa_pure_virtual) · d27ecc49

	PR ipa/66223
	* ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
	calls when sanitizing.
	(possible_polymorphic_call_target_p)" FIx formating.
	* g++.dg/ipa/devirt-51.C: New testcase.

From-SVN: r234719

committed Apr 04, 2016

d27ecc49 Browse Files

re PR middle-end/70457 (ICE (segfault) in gimple_expand_builtin_pow on powerpc64le-linux-gnu) · c974c96e

[gcc]

2016-04-04  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
	    Jakub Jelinek <jakub@redhat.com>

	PR middle-end/70457
	* tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
	to ensure a call statement is compatible with a built-in's
	prototype.
	* tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
	Likewise.

[gcc/testsuite]

2016-04-04  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
	    Jakub Jelinek <jakub@redhat.com>

	PR middle-end/70457
	* gcc.dg/torture/pr70457.c: New.


Co-Authored-By: Jakub Jelinek <jakub@redhat.com>

From-SVN: r234716

committed Apr 04, 2016

c974c96e Browse Files

re PR fortran/67538 (ICE with invalid source allocation) · 7a85da89

gcc/fortran/ChangeLog:

2016-04-04  Andre Vehreschild  <vehre@gcc.gnu.org>

	PR fortran/67538
	* resolve.c (resolve_allocate_expr): Emit error message when no
	array spec and no array valued source= expression is given in an
	F2008 allocate() for an array to allocate.

gcc/testsuite/ChangeLog:

2016-04-04  Andre Vehreschild  <vehre@gcc.gnu.org>

	PR fortran/67538
	* gfortran.dg/allocate_with_source_19.f08: New test.

From-SVN: r234714

committed Apr 04, 2016

7a85da89 Browse Files

re PR fortran/65795 (Segfault (invalid write) for ALLOCATE statement involving COARRAYS) · de517e64

gcc/fortran/ChangeLog:

2016-04-04  Andre Vehreschild  <vehre@gcc.gnu.org>

	PR fortran/65795
	* trans-array.c (gfc_array_allocate): When the array is a coarray,
	do not nullyfing its allocatable components in array_allocate, because
	the nullify missed the array ref and nullifies the wrong component.
	Cosmetics.

gcc/testsuite/ChangeLog:

2016-04-04  Andre Vehreschild  <vehre@gcc.gnu.org>

	PR fortran/65795
	* gfortran.dg/coarray_allocate_6.f08: New test.

From-SVN: r234710

committed Apr 04, 2016

de517e64 Browse Files

re PR rtl-optimization/70484 (Wrong optimization with aliasing and access via char) · 43b9f499

2016-04-04  Richard Biener  <rguenther@suse.de>

	PR rtl-optimization/70484
	* rtl.h (canon_output_dependence): Declare.
	* alias.c (canon_output_dependence): New function.
	* dse.c (record_store): Use canon_output_dependence rather
	than canon_true_dependence.

	* gcc.dg/torture/pr70484.c: New testcase.

From-SVN: r234709

committed Apr 04, 2016

43b9f499 Browse Files

re PR lto/68881 (UNRESOLVED/FAIL: gcc.dg/lto/attr-weakref-1 -O2 -flto) · ed2a53e7


	PR ipa/68881
	* cgraph.h (symtab_node::copy_visibility_from): New function.
	* symtab.c (symtab_node::copy_visibility_from): New function.
	* ipa-visibility.c (optimize_weakref): New function.
	(function_and_variable_visibility): Use it.

From-SVN: r234708

committed Apr 04, 2016

ed2a53e7 Browse Files

re PR hsa/70402 (HSA: SBR instruction can be undefined) · e8661ad6

Fix PR hsa/70402

	PR hsa/70402
	* hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
	value that is really in range handled by SBR instruction.
	* hsa-brig.c (emit_switch_insn): Do not emit unconditional
	jump.
	* hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
	* hsa.h (hsa_insn_sbr::m_default_bb): Remove field.

From-SVN: r234707

committed Apr 04, 2016

e8661ad6 Browse Files

re PR middle-end/70307 (ICE: in gimplify_expr, at gimplify.c:10915 on valid code) · f13355da
```
	PR c/70307
	* c-fold.c (c_fully_fold_internal): Handle VEC_COND_EXPR.

	* gcc.dg/torture/pr70307.c: New test.

From-SVN: r234706
```
Marek Polacek committed Apr 04, 2016
f13355da Browse Files
Daily bump. · dbc3f125
```
From-SVN: r234705
```
GCC Administrator committed Apr 04, 2016
dbc3f125 Browse Files

03 Apr, 2016 2 commits

re PR target/70416 ([SH]: error: 'asm' operand requires impossible reload when building ruby2.3) · 6cc6ed50

gcc/
	PR target/70416
	PR target/67391
	* config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
	set, but not for SP_REG operands.

gcc/testsuite/
	PR target/70416
	PR target/67391
	* gcc.target/sh/torture/pr70416.c: New.

From-SVN: r234702

committed Apr 03, 2016

6cc6ed50 Browse Files

Daily bump. · 34d40e88
```
From-SVN: r234701
```
GCC Administrator committed Apr 03, 2016
34d40e88 Browse Files

02 Apr, 2016 7 commits

PR c++/67376 - [5/6 regression] Comparison with pointer to past-the-end · abdc16c8

PR c++/67376 - [5/6 regression] Comparison with pointer to past-the-end
        of array fails inside constant expression
PR c++/70170 - [6 regression] bogus not a constant expression error comparing
        pointer to array to null
PR c++/70172 - incorrect reinterpret_cast from integer to pointer error
        on invalid constexpr initialization
PR c++/70228 - insufficient detail in diagnostics for a constexpr out of bounds
        array subscript

gcc/testsuite/ChangeLog:
2016-04-02  Martin Sebor  <msebor@redhat.com>

        PR c++/67376
        PR c++/70170
        PR c++/70172
        PR c++/70228
        * g++.dg/cpp0x/constexpr-array-ptr10.C: New test.
        * g++.dg/cpp0x/constexpr-array-ptr9.C: New test.
        * g++.dg/cpp0x/constexpr-nullptr-1.C: New test.
        * g++.dg/cpp0x/constexpr-array5.C: Adjust text of expected diagnostic.
        * g++.dg/cpp0x/constexpr-string.C: Same.
        * g++.dg/cpp0x/constexpr-wstring2.C: Same.
        * g++.dg/cpp0x/pr65398.C: Same.
        * g++.dg/ext/constexpr-vla1.C: Same.
        * g++.dg/ext/constexpr-vla2.C: Same.
        * g++.dg/ext/constexpr-vla3.C: Same.
        * g++.dg/ubsan/pr63956.C: Same.

gcc/cp/ChangeLog:
2016-04-02  Martin Sebor  <msebor@redhat.com>

        PR c++/67376
        PR c++/70170
        PR c++/70172
        PR c++/70228
        * constexpr.c (diag_array_subscript): New function.
        (cxx_eval_array_reference): Detect out of bounds array indices.

gcc/ChangeLog:
2016-04-02  Martin Sebor  <msebor@redhat.com>

        PR c++/67376
        * fold-const.c (maybe_nonzero_address): New function.
        (fold_comparison): Call it.  Fold equality and relational
        expressions involving null pointers.
        (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.

From-SVN: r234698

committed Apr 02, 2016

abdc16c8 Browse Files

decl.c (components_to_record): Restrict the previous change to fields with variable size. · 7d9979e6
```
	* gcc-interface/decl.c (components_to_record): Restrict the previous
	change to fields with variable size.

From-SVN: r234696
```
Eric Botcazou committed Apr 02, 2016
7d9979e6 Browse Files

re PR c++/70449 (ICE with -Wall on valid code on x86_64-linux-gnu in pp_string,… · ddd6d421

re PR c++/70449 (ICE with -Wall on valid code on x86_64-linux-gnu in pp_string, at pretty-print.c:928)

	PR c++/70449

	PR c++/70344
	* pt.c (instantiate_decl): A function isn't fully defined if
	DECL_INITIAL is error_mark_node.
	* constexpr.c (cxx_eval_call_expression): Likewise.

From-SVN: r234695

committed Apr 01, 2016

ddd6d421 Browse Files

runtime: Use atomic load for in entersyscall. · bb727032

    
    Reportedly fixes PPC64 deadlock.
    
    From a comment by Gabriel Russell.
    
    Fixes golang/go#15051.
    
    Reviewed-on: https://go-review.googlesource.com/21450

From-SVN: r234694

committed Apr 02, 2016

bb727032 Browse Files

Add missing ChangeLog entry for PR target/70439 · 2e816b99
```
From-SVN: r234693
```
H.J. Lu committed Apr 01, 2016
2e816b99 Browse Files
Add missing ChangeLog entry for PR testsuite/70364 · 5ce43b77
```
From-SVN: r234692
```
H.J. Lu committed Apr 01, 2016
5ce43b77 Browse Files
Daily bump. · b7b937e8
```
From-SVN: r234691
```
GCC Administrator committed Apr 02, 2016
b7b937e8 Browse Files