re PR ada/66526 (apparent use of uninitialized variables in g-expect.adb)

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

Fix GOMP/GOACC_parallel handling in find_func_clobbers

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

Fix newly introduced memory leak in

* 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

Fix memory leak in tree-if-conv.c

* tree-if-conv.c (ifcvt_local_dce): Replace vec with auto_vec.

From-SVN: r231447

re PR ipa/68790 (gcc.c-torture/execute/20050713-1.c FAILs with -O0 -fipa-icf)

Fix PR ipa/68790

PR ipa/68790
* ipa-icf.c (sem_function::param_used_p): Return true
if ipa_node_params_sum equals to NULL.
* gcc.dg/ipa/pr68790.c: New test.

From-SVN: r231446

Minor fixes

From-SVN: r231445

re PR tree-optimization/68583 (Missed if-conversion)

2015-12-09  Richard Biener  <rguenther@suse.de>

PR tree-optimization/68583
* tree-if-conv.c (ifc_dr): Make flags bool, add w_unconditionally
flag and rename predicates to w_predicate, rw_predicate and
base_w_predicate.
(DR_WRITTEN_AT_LEAST_ONCE): Rename to ...
(DR_BASE_W_UNCONDITIONALLY): ... this.
(DR_W_UNCONDITIONALLY): Add.
(hash_memrefs_baserefs_and_store_DRs_read): Adjust.  Compute
unconditionally written separately from read or written.
(ifcvt_memrefs_wont_trap): Properly treat reads.
(ifcvt_could_trap_p): Inline ...
(if_convertible_gimple_assign_stmt_p): ... here.  Refactor
to avoid code duplication.
(if_convertible_loop_p_1): Adjust and properly initialize
predicates.

From-SVN: r231444

tree-vect-stmts.c (vectorizable_load): Set new vinfo only if it was not yet set.

2015-12-09  Richard Biener  <rguenther@suse.de>

* tree-vect-stmts.c (vectorizable_load): Set new vinfo only
if it was not yet set.
* tree-vectorizer.h (set_vinfo_for_stmt): Assert we don't
overwrite an existing entry.

From-SVN: r231443

re PR lto/61886 (LTO breaks fread with _FORTIFY_SOURCE=2)

PR ipa/61886
PR middle-end/25140
* ipa-reference.c (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 (ref_maybe_used_by_call_p_1,
call_may_clobber_ref_p_1): Use ipa_reference_var_uid.

* gcc.c-torture/execute/alias-3.c: New testcase.

From-SVN: r231442

c-omp.c (c_finish_oacc_wait): Remove add_stmt() call.

2015-12-09  Chung-Lin Tang  <cltang@codesourcery.com>

* c-family/c-omp.c (c_finish_oacc_wait): Remove add_stmt() call.
* c/c-parser.c (c_parser_oacc_wait): Add add_stmt() call.
* cp/parser.c (cp_parser_oacc_wait): Add finish_expr_stmt() call.

From-SVN: r231441

re PR lto/61886 (LTO breaks fread with _FORTIFY_SOURCE=2)

PR ipa/61886
* symtab.c (symtab_node::equal_address_to): New parameter
MEMORY_ACCESSED.
* cgraph.h (symtab_node::equal_address_to): Update prototype.

From-SVN: r231440

rx.opt (-mjsr): Add.

* config/rx/rx.opt (-mjsr): Add.
* config/rx/predicates.md (rx_call_operand): Avoid overflowing
calls when -mjsr.
* config/rx/rx.c (rx_function_ok_for_sibcall): Likewise for
overflowing jumps.
* doc/invoke.texi (-mjsr): Document it.

From-SVN: r231439

re PR lto/61886 (LTO breaks fread with _FORTIFY_SOURCE=2)

PR ipa/61886
* lto-streamer.h (lto_symtab_merge_decls, lto_symtab_merge_symbols,
lto_symtab_prevailing_decl): MOve to lto-symtab.h.
* lto-streamer-out.c (DFS::DFS_write_tree_body): Check that
DECL_ABSTRACT_ORIGIN is not error_mark_node.

* lto-symtab.c: Include lto-symtab.h.
(lto_cgraph_replace_node): Do not merge profiles here.
(lto_symtab_merge_p): New function.
(lto_symtab_merge_decls_2): Honor lto_symtab_merge_p.
(lto_symtab_merge_symbols_1): Turn unmerged decls into transparent
aliases.
(lto_symtab_merge_symbols): Do not clear node->aux; we no longer use it.
(lto_symtab_prevailing_decl): Move to lto-symtab.h; rewrite.
* lto.c: Include lto-symtab.h
* lto-symtab.h: New.

From-SVN: r231438

Fix PR c++/68711 - [6 regression] SEGV on an invalid offsetof of a member
of a virtual base.

gcc/testsuite/ChangeLog:
* g++.dg/other/offsetof8.C: New test.

gcc/cp/ChangeLog:
* typeck.c (build_class_member_access_expr): Strip NOPs before
        testing a potentially null operand for equality to zero.

From-SVN: r231437

Fix misleading indentation in tree-nested.c

gcc/ChangeLog:
* tree-nested.c (convert_tramp_reference_stmt): Fix indentation.

From-SVN: r231436

Fix misleading indentation in tree-ssa-loop-unswitch.c

gcc/ChangeLog:
* tree-ssa-loop-unswitch.c (tree_unswitch_outer_loop): Fix
indentation.

From-SVN: r231435

Daily bump.

From-SVN: r231434

re PR lto/61886 (LTO breaks fread with _FORTIFY_SOURCE=2)

PR ipa/61886
* lto-cgraph.c (compute_ltrans_boundary): Add transparent alias targets
into the boundary.

From-SVN: r231430

re PR lto/61886 (LTO breaks fread with _FORTIFY_SOURCE=2)

PR ipa/61886
* varpool.c (varpool_node::get_availability): Recurse only on
weakrefs with definition in the target.
(symbol_table::remove_unreferenced_decls): Keep aliases in the boundary.

From-SVN: r231429

re PR lto/61886 (LTO breaks fread with _FORTIFY_SOURCE=2)

PR ipa/61886
* ipa-visibility.c (can_replace_by_local_alias): Look through transparent
aliaes; refuse weakrefs.
(update_visibility_by_resolution_info): Skip transparent aliases in the
analysis part

From-SVN: r231428

re PR lto/61886 (LTO breaks fread with _FORTIFY_SOURCE=2)

PR ipa/61886
* symtab.c (symtab_node::verify_base): Fix thinko in a conditional.
(symtab_node::noninterposable_alias): Do not accept transparent
aliases.

From-SVN: r231427

nvptx.c (decl_chunk_size, [...]): Replace with ...

gcc/
* config/nvptx/nvptx.c (decl_chunk_size, decl_chunk_mode,
decl_offset, init_part, object_size, object_finished): Replace
with ...
(struct init_frag): ... this new struct variable.
(begin_decl_field, output_decl_chunk): Replace with ...
(output_init_frag): ... this new function.
(nvptx_assemble_value): Reimplement.
(nvptx_assemble_integer, nvptx_output_skip): Adjust.
(nvptx_assemble_decl_begin, nvptx_assemble_decl_end): Adjust.
(nvptx_output_aligned_decl): Call nvptx_assemble_decl_end.

gcc/testsuite/
* gcc.target/nvptx/trailing-init.c: New.

From-SVN: r231426

re PR lto/61886 (LTO breaks fread with _FORTIFY_SOURCE=2)

PR ipa/61886
* lto-partition.c (add_symbol_to_partition_1): Transparent aliases
are not part of the definition.
(contained_in_symbol): Likewise.
(promote_symbol): When promoting a symbol also promote all transparent
aliases.
(rename_statics): Weakref needs unique name, too.

From-SVN: r231425

re PR middle-end/68291 (ICE in emit_move_insn, at expr.c:3540)

PR middle-end/68291
PR middle-end/68292
* cfgexpand.c (set_rtl): Always accept mode mismatch for SSA names
with BLKmode promoted mode based on RESULT_DECLs.

From-SVN: r231422

920723-1.c: Remove PTX skip.

* gcc.c-torture/compile/920723-1.c: Remove PTX skip.
* gcc.c-torture/compile/pr33855.c: Likewise.
* gcc.c-torture/execute/981019-1.c: Remove PTX -O2 skip.

From-SVN: r231421

* testsuite/ChangeLog: Fix last entry.

From-SVN: r231420

re PR target/68701 ("gcc -m32 -finstrument-functions -ffixed-ebp" produces internal compiler error)

PR target/68701
* config/i386/i386.c (ix86_option_override_internal): Enable
-maccumulate-outgoing-args when %ebp is fixed due to stack
realignment requirements.

testsuite/ChangeLog:

PR target/68701
* testsuite/gcc.target/i386/pr68701-1.c: New test.
* testsuite/gcc.target/i386/pr68701-2.c: Ditto.

From-SVN: r231419

sse4_1-round.h (do_round): Fix inline asm statements.

* gcc.target/i386/sse4_1-round.h (do_round): Fix inline asm statements.
* gcc.target/i386/sse4_1-roundsd-4.c (do_round): Ditto.
* gcc.target/i386/sse4_1-roundss-4.c (do_round): Ditto.

From-SVN: r231418

* gcc.dg/sso-9.c (foo): Robustify trick.

From-SVN: r231416

C: fix uninitialized ranges for __alignof__

gcc/c/ChangeLog:
* c-parser.c (c_parser_alignof_expression): Capture location of
closing parenthesis (if any), or of end of unary expression, and
use it to build a src_range for the expression.

gcc/testsuite/ChangeLog:
* gcc.dg/plugin/diagnostic-test-expressions-1.c (test_alignof):
New test function.

From-SVN: r231415

PR c/68757: fix uninitialized src_range for various builtins

gcc/c/ChangeLog:
PR c/68757
* c-parser.c (c_parser_get_builtin_args): Add
"out_close_paren_loc" param, and write back to it.
(c_parser_postfix_expression): Capture the closing
parenthesis location for RID_CHOOSE_EXPR,
RID_BUILTIN_CALL_WITH_STATIC_CHAIN, RID_BUILTIN_COMPLEX,
RID_BUILTIN_SHUFFLE and use it to set the source range
for such expressions; within RID_BUILTIN_COMPLEX set
the underlying location.

gcc/testsuite/ChangeLog:
PR c/68757
* gcc.dg/plugin/diagnostic-test-expressions-1.c
(test_builtin_choose_expr): New test function.
(test_builtin_call_with_static_chain): Likewise.
(test_builtin_complex): Likewise.
(test_builtin_shuffle): Likewise.

From-SVN: r231414

[AArch64] Skip big-endian as well for gcc.target/aarch64/got_mem_hoist_1.c

2015-12-08  Jiong Wang  <jiong.wang@arm.com>

gcc/testsuite/
  * gcc.target/aarch64/got_mem_hoist_1.c (dg-skip-if): Match big-endian
  as well.

From-SVN: r231413

re PR c++/68116 (ice in add_expr, at tree.c:7840)

PR c++/68116
* g++.dg/cpp0x/pr68116.C: New test.

From-SVN: r231412

Clear restrict in install_var_field

2015-12-08  Tom de Vries  <tom@codesourcery.com>

PR tree-optimization/68640
* omp-low.c (install_var_field): Clear the restrict qualifier on the var
type.

From-SVN: r231411

AVX-512. Fix assembler section for broadcast pattern.

gcc/
* config/i386/sse.md (define_insn "<avx512>_vec_dup<mode>_1"): Fix
assembler to make source always 128bit.

From-SVN: r231410

pr68627.f: Use '!ia32' instead of 'lp64' in target specifier.

gcc/testsuite/
* gfortran.dg/pr68627.f: Use '!ia32' instead of 'lp64' in target
specifier.

From-SVN: r231408

Add file missing from earlier commit.

From-SVN: r231407

re PR c/48088 (-Werror=frame-larger-than=100 does not work as expected)

PR c/48088
PR c/68657
* common.opt (Wframe-larger-than=): Add Warning.
* opts.h (control_warning_option): Add ARG argument.
* opts-common.c (cmdline_handle_error): New function.
(read_cmdline_option): Use it.
(control_warning_option): Likewise.  Add ARG argument.
If non-NULL, decode it if needed and pass through
to handle_generated_option.  Handle CLVC_ENUM like
CLVC_BOOLEAN.
* opts.c (common_handle_option): Adjust control_warning_option
caller.
(enable_warning_as_error): Likewise.
c-family/
* c.opt (Wfloat-conversion, Wsign-conversion): Add Warning.
* c-pragma.c (handle_pragma_diagnostic): Adjust
control_warning_option caller.
ada/
* gcc-interface/trans.c (Pragma_to_gnu): Adjust
control_warning_option caller.
testsuite/
* c-c++-common/pr68657-1.c: New test.
* c-c++-common/pr68657-2.c: New test.
* c-c++-common/pr68657-3.c: New test.
* gcc.dg/cpp/warn-normalized-3.c: Use
-Werror=normalized=nfc instead of -Werror=normalized=
in dg-options.

From-SVN: r231406

Add file missing from previous commit:

2015-12-08  David Sherwood  <david.sherwood@arm.com>

Add file missing from previous commit:
gcc/testsuite:
* gcc.target/aarch64/fmaxmin.c

From-SVN: r231404

[testsuite][ARM target attributes] Fix effective_target tests.

2015-12-08  Christophe Lyon  <christophe.lyon@linaro.org>

* lib/target-supports.exp
(check_effective_target_arm_vfp_ok_nocache): New.
(check_effective_target_arm_vfp_ok): Call the new
check_effective_target_arm_vfp_ok_nocache function.
(check_effective_target_arm_fp_ok_nocache): New.
(check_effective_target_arm_fp_ok): New.
(add_options_for_arm_fp): New.
(check_effective_target_arm_crypto_ok_nocache): Require
target_arm_v8_neon_ok instead of arm32.
(check_effective_target_arm_crypto_pragma_ok_nocache): New.
(check_effective_target_arm_crypto_pragma_ok): New.
(add_options_for_arm_vfp): New.
* gcc.target/arm/attr-crypto.c: Use arm_crypto_pragma_ok effective
target. Do not force -mfloat-abi=softfp, use arm_vfp effective
target instead.
* gcc.target/arm/attr-neon-builtin-fail.c: Do not force
-mfloat-abi=softfp, use arm_fp effective target instead.
* gcc.target/arm/attr-neon-fp16.c: Likewise. Remove arm_neon_ok
dependency.
* gcc.target/arm/attr-neon2.c: Do not force -mfloat-abi=softfp,
use arm_vfp effective target instead.
* gcc.target/arm/attr-neon3.c: Likewise.

From-SVN: r231403

pr68627.f: Limit target to x86.

gcc/testsuite:
* gfortran.dg/pr68627.f: Limit target to x86.

From-SVN: r231402

builtin-return-1.c: Add an inline assembly read to make sure dummy is not optimized away by LTO.

2015-12-08  Andre Vieira  <andre.simoesdiasvieira@arm.com>
            Joern Rennecke  <joern.rennecke@embecosm.com>

    gcc/testsuite/
    * gcc.dg/torture/stackalign/builtin-return-1.c: Add an
    inline assembly read to make sure dummy is not optimized
    away by LTO.

Co-Authored-By: Joern Rennecke <joern.rennecke@embecosm.com>
From-SVN: r231401

[AArch64] Rework ARMv8.1 command line options.

* config/aarch64/aarch64-options-extensions.def: Remove
AARCH64_FL_RDMA from "fp" and "simd".  Remove "pan", "lor",
"rdma".
* config/aarch64/aarch64.h (AARCH64_FL_PAN): Remove.
(AARCH64_FL_LOR): Remove.
(AARCH64_FL_RDMA): Remove.
(AARCH64_FL_V8_1): New.
(AARCH64_FL_FOR_AARCH8_1): Replace AARCH64_FL_PAN, AARCH64_FL_LOR
and AARCH64_FL_RDMA with AARCH64_FL_V8_1.
(AARCH64_ISA_RDMA): Replace AARCH64_FL_RDMA with AARCH64_FL_V8_1.
* doc/invoke.texi (AArch64 -march): Rewrite initial paragraph and
section on -march=native.  Group descriptions of permitted
architecture names together.  Expand description of
-march=armv8.1-a.
(AArch64 -mtune): Slightly rework section on -march=native.
(AArch64 -mcpu): Slightly rework section on -march=native.
(AArch64 Feature Modifiers): Remove "pan", "lor" and "rdma".
State that -march=armv8.1-a enables "crc" and "lse".

From-SVN: r231400

* doc/invoke.texi (SPARC options): Fix typo.

From-SVN: r231399

ia64.c (ia64_emit_probe_stack_range): Adjust.

* config/ia64/ia64.c (ia64_emit_probe_stack_range): Adjust.
(output_probe_stack_range): Rotate the loop and simplify.

From-SVN: r231398

i386.c (ix86_emit_swsqrtsf): Cleanup infinity filterning code.

* config/i386/i386.c (ix86_emit_swsqrtsf): Cleanup
infinity filterning code.

From-SVN: r231397

ChangeLog: Fix whitespace.

* ChangeLog: Fix whitespace.
* testsuite/ChangeLog: Ditto.

From-SVN: r231396

re PR tree-optimization/68766 (internal compiler error: in expand_LOOP_VECTORIZED, at internal-fn.c:1905)

gcc/

PR tree-optimization/68766
* tree-vectorizer.c (vectorize_loops): Check for
if-converted loops when debug counters are used.

gcc/testsuite/

PR tree-optimization/68766
* gcc.dg/pr68766.c: New test.

From-SVN: r231395

constraints.md (Wfr): Change to be a non-memory constraint.

* config/rl78/constraints.md (Wfr): Change to be a non-memory
constraint.
* config/rl78/rl78-protos.h (rl78_one_far_p): Declare.
* config/rl78/rl78.c (rl78_one_far_p): Define.
* config/rl78/rl78-virt (movqi_virt): Fix far memory
alternatives.
(movhi_virt): Likewise.
(zero_extendqihi2_virt): Likewise.
(extendqihi2_virt): Likewise.
(add<mode>3_virt): Likewise.
(sub<mode>3_virt): Likewise.
(andqi3_virt): Likewise.
(iorqi3_virt): Likewise.
(xorqi3_virt): Likewise.
* config/rl78/rl78-real.md (bf,br): Use long forms to avoid reloc
overflow in large files.

From-SVN: r231394

Daily bump.

From-SVN: r231391

re PR target/63668 (-mstd-struct-return fails for non-leaf functions)

PR target/63668
* doc/invoke.texi (SPARC options): Document -mstd-struct-return.
* config/sparc/sparc.c (sparc_struct_value_rtx): Minor tweaks.
* config/sparc/sparc.h (CALL_REALLY_USED_REGISTERS): Define.
* config/sparc/sparc.opt (mstd-struct-return): Accept negative form.

From-SVN: r231387

re PR c++/68760 (ICE in pp_string (pretty-print.c:909))

PR c++/68760
* error.c (dump_global_iord): Use DECL_SOURCE_FILE (t)
instead of LOCATION_FILE (input_location).

* g++.dg/tree-ssa/pr68760.C: New test.

From-SVN: r231386

re PR c++/68683 ([concepts] function satisfy_argument_deduction_constraint modifies a type tree node but leaves TYPE_CANONICAL unchanged)

PR c++/68683
* constraint.cc (satisfy_argument_deduction_constraint): Set
TYPE_CANONICAL to NULL_TREE if PLACEHOLDER_TYPE_CONSTRAINTS are
changed.

From-SVN: r231385

re PR tree-optimization/66726 (missed optimization, factor conversion out of COND_EXPR)

PR middle-end/66726
* g++.dg/tree-ssa/pr66726.c: Renamed to...
* g++.dg/tree-ssa/pr66726.C: ... this.

From-SVN: r231384

wrap-delay.c: New test.

2015-12-07  Steve Ellcey  <sellcey@imgtec.com>

* gcc.target/mips/wrap-delay.c: New test.

From-SVN: r231383

reorg.c (optimize_skip): Do not put frame related instructions in annulled delay slots.

2015-12-07  Steve Ellcey  <sellcey@imgtec.com>

* reorg.c (optimize_skip): Do not put frame related instructions
in annulled delay slots.
(steal_delay_list_from_target): Ditto.
(fill_slots_from_thread): Ditto.

From-SVN: r231382

re PR c++/68464 (ICE in valid constexpr function: ../../src/gcc/tree.c:11497)

PR c++/68464
* cp-gimplify.c (cp_fold): Don't assume X has TREE_TYPE.
(cp_genericize): Don't do cp_fold_r here.
(cp_fold_function): New.
* cp-tree.h: Declare it.
* decl.c (finish_function): Call it and the pre-genericize plugin
before NRV processing.

From-SVN: r231381

re PR c++/68170 (Declaring friend template class template in C++1z produces error: specialization of ‘template<class T> class A’ must appear at namespace)

PR c++/68170
* pt.c (maybe_new_partial_specialization): The injected-class-name
is not a new partial specialization.

From-SVN: r231380

g++.exp: Also find -std list in GXX_TESTSUITE_STDS environment variable.

gcc/testsuite/
* lib/g++.exp: Also find -std list in GXX_TESTSUITE_STDS
environment variable.
gcc/cp/
* Make-lang.in (check-c++1z, check-c++-all): Use GXX_TESTSUITE_STDS.

From-SVN: r231379

Add scheduling model for Exynos M1

gcc/
* config/aarch64/aarch64-cores.def: Use the Exynos M1 sched model.
* config/aarch64/aarch64.md: Include "exynos-m1.md".
* config/arm/arm.md: Likewise.
* config/arm/exynos-m1.md: New file.

From-SVN: r231378

* fold-const.c (operand_equal_p): Drp flag_strict_aliasing check.

From-SVN: r231377

nvptx.c (write_return): New.

* config//nvptx/nvptx.c (write_return): New.
(write_fn_proto, nvptx_declare_function_name): Call it.

From-SVN: r231375

re PR c/68668 (bogus error: invalid use of array with unspecified bounds)

PR c/68668
* c-decl.c (grokdeclarator): If ORIG_QUAL_INDIRECT is indirect, use
TREE_TYPE of ORIG_QUAL_TYPE, otherwise decrement ORIG_QUAL_INDIRECT.

* gcc.dg/pr68668.c: New test.

From-SVN: r231374

re PR lto/61886 (LTO breaks fread with _FORTIFY_SOURCE=2)

PR ipa/61886
* symtab.c (ultimate_transparent_alias_target): New inline function.
(symbol_table::assembler_names_equal_p): New method; break out from ...
(symbol_table::decl_assembler_name_equal): ... here.
(symbol_table::change_decl_assembler_name): Also update names and
translation links of transparent aliases.
(symtab_node::dump_base): Dump transparent_alias.
(symtab_node::verify_base): Implement basic transparent alias
verification.
(symtab_node::make_decl_local): Support localization of weakrefs;
recurse to transparent aliases; set TREE_STATIC.
(symtab_node::ultimate_alias_target_1): Handle visibility of
transparent aliases.
(symtab_node::resolve_alias): New parmaeter transparent; handle
transparent aliases; recurse to aliases of aliases to fix comdat
groups.
(symtab_node::get_partitioning_class): Handle transparent aliases.
* ipa-visibility.c (cgraph_externally_visible_p,
varpool_node::externally_visible_p): Visibility of transparent alias
depends on its target.
(function_and_variable_visibility): Do not tweak visibility of
transparent laiases.
(function_and_variable_visibility): Likewise.
* ipa.c (symbol_table::remove_unreachable_nodes): Clear
transparent_alias flag.
* alias.c (cgraph_node::create_alias, cgraph_node::get_availability):
Support transparent aliases.
* cgraph.h (symtab_node): Update prototype of resolve_alias;
add transparent_alias flag.
(symbol_table: Add assembler_names_equal_p.
(symtab_node::real_symbol_p): Skip transparent aliases.
* cgraphunit.c (cgraph_node::reset): Reset transparent_alias flag.
(handle_alias_pairs): Set transparent_alias for weakref.
(cgraph_node::assemble_thunks_and_aliases): Do not asemble transparent
aliases.
* lto-cgraph.c (lto_output_node): When outputting same_comdat_group
skip symbols not put into boundary; stream transparent_alias.
(lto_output_varpool_node): Likewise.
(input_overwrite_node, input_varpool_node): Stream transparent alias.
* varpool.c (ctor_for_folding, varpool_node::get_availability,
varpool_node::assemble_aliases,
symbol_table::remove_unreferenced_decls): Handle transparent aliase.
(varpool_node::create_alias): Set transparent_alias.

* lto-partition.c (add_symbol_to_partition_1, contained_in_symbol,
rename_statics, rename_statics): Handle transparent aliases.

From-SVN: r231373

re PR middle-end/68291 (ICE in emit_move_insn, at expr.c:3540)

PR middle-end/68291
PR middle-end/68292
* cfgexpand.c (set_rtl): Always accept PARALLELs with BLKmode for
SSA names based on RESULT_DECLs.
* function.c (expand_function_start): Do not create BLKmode REGs
for GIMPLE registers when coalescing is enabled.

From-SVN: r231372

final.c (shorten_branches): Fix check for basic asm.

2015-12-07  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        * final.c (shorten_branches): Fix check for basic asm.

From-SVN: r231371

pr68349.c (strlen): Rename to my_strlen.

2015-12-07  Vladimir Makarov  <vmakarov@redhat.com>

* gcc.target/i386/pr68349.c (strlen): Rename to my_strlen.

From-SVN: r231370

ipa-icf-gimple.c (func_checker::compare_gimple_asm): Add check for basic asm.

2015-12-07  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        * ipa-icf-gimple.c (func_checker::compare_gimple_asm): Add check for
        basic asm.

From-SVN: r231369

nvptx.c (nvptx_output_call_insn): Emit trap after no return call.

gcc/
* config/nvptx/nvptx.c (nvptx_output_call_insn): Emit trap after no
return call.

gcc/testsuite/
* gcc.target/nvptx/abort.c: New.

From-SVN: r231368

Fix missing range information for "%q+D" format code

gcc/c-family/ChangeLog:
* c-common.c (c_cpp_error): Update for change to
rich_location::set_range.

gcc/fortran/ChangeLog:
* error.c (gfc_format_decoder): Update for change of
text_info::set_range to text_info::set_location.

gcc/ChangeLog:
* pretty-print.c (text_info::set_range): Rename to...
(text_info::set_location): ...this, converting 2nd param
from source_range to a location_t.
* pretty-print.h (text_info::set_location): Convert
from inline function to external definition.
(text_info::set_range): Delete.

gcc/testsuite/ChangeLog:
* gcc.dg/diagnostic-ranges-1.c: New test file.
* gcc.dg/plugin/diagnostic-test-show-locus-bw.c
(test_percent_q_plus_d): New test function.
* gcc.dg/plugin/diagnostic_plugin_test_show_locus.c
(test_show_locus): Rewrite test code using
rich_location::set_range.  Add code to unit-test the "%q+D"
format code.

libcpp/ChangeLog:
* include/line-map.h (rich_location::set_range): Add line_maps *
param; convert param from source_range to source_location.  Drop
"overwrite_loc_p" param.
* line-map.c (rich_location::set_range): Likewise, acting as if
"overwrite_loc_p" were true, and getting range from the location.

From-SVN: r231367

Fix changelog entry and add pr66896.C.

From-SVN: r231365

Fix new sancov tests

* gcc.dg/sancov/sancov.exp: Load asan-dg.exp.
* gcc.dg/sancov/asan.c: Don't run when asan is not available.

From-SVN: r231364

nvptx.c (nvptx_assemble_decl_begin): Look inside complex and vector types.

gcc/
* config/nvptx/nvptx.c (nvptx_assemble_decl_begin): Look inside
complex and vector types.  Cope with packed structs.

gcc/testsuite/
* gcc.target/nvptx/decl-init.c: New.

From-SVN: r231362

re PR target/68627 ([i386, AVX-512] Illegal insn generated while compiling spec2k6/437.leslie3d for KNL)

PR target/68627

gcc/
* config/i386/sse.md: Make 'v' alternative work on 'avx512f' ISA only.
Force destination to 512 bits register.
gcc/testsuite/
* gfortran.dg/pr68627.f: New test.

From-SVN: r231361

Commit accidentally forgotten tests.

gcc/testsuite/
* c-c++-common/attr-simd-4.c: New test.
* c-c++-common/attr-simd-5.c: New test.

From-SVN: r231360

re PR target/68633 ([i386, AVX-512] Spec2006/434.zeus miscompares when executed on KNL)

PR target/68633

gcc/
* config/i386/sse.md (define_insn "kunpckhi"): Fix operands order.
(define_insn "kunpcksi"): Ditto.
(define_insn "kunpckdi"): Ditto.
gcc/testsuite
* gcc.target/i386/pr68633.c: New test.

From-SVN: r231359

Fix parse/no-type-defn1.C with -std=c++1z.

* parser.c (struct tentative_firewall): New.
(cp_parser_template_id, cp_parser_decltype_expr): Use it.

From-SVN: r231354

Fix decltype-call1.C with -std=c++1z.

* parser.h (struct cp_token): Tell GTY that CPP_DECLTYPE uses
tree_check_value.
* parser.c (cp_parser_decltype): Use tree_check_value.
(saved_checks_value): New.
(cp_parser_nested_name_specifier_opt): Use it.
(cp_parser_template_id): Use it.
(cp_parser_simple_type_specifier): Use it.
(cp_parser_pre_parsed_nested_name_specifier): Use it.

From-SVN: r231353

Fix crash70.C with -std=c++1z.

* semantics.c (finish_qualified_id_expr): Handle
UNBOUND_CLASS_TEMPLATE.

From-SVN: r231352

Fix template/ref1.C, nontype15.C, addr-builtin1.C with -std=c++1z.

* parser.c (cp_parser_template_argument): Handle references in
C++1z mode.
* constexpr.c (potential_constant_expression_1): Don't error about
TREE_THIS_VOLATILE on declarations.
[COMPONENT_REF]: Don't consider the object if we're dealing with an
overloaded function.

From-SVN: r231351

Fix memclass5.C, memfriend10.C, var-templ19.C with -std=c++1z.

* constraint.cc (strictly_subsumes): New.
* cp-tree.h: Declare it.
* pt.c (process_partial_specialization): Use it instead of
subsumes_constraints.
(maybe_new_partial_specialization): Do compare null constraints.
* search.c (lookup_member): Handle currently_open_class returning null.

From-SVN: r231350

PR c++/68597, fix auto9.C and auto-neg1.C with -std=c++1z.

* decl.c (check_tag_decl): Use ds_type_spec in auto diagnostic.
* typeck.c (check_return_expr): Check for inconsistent deduction.
* parser.c (class type_id_in_expr_sentinel): New.
(cp_parser_primary_expression) [RID_VA_ARG]: Use it.
(cp_parser_new_expression): Use it.
(cp_parser_trait_expr): Use it.
(cp_parser_type_id_1): Complain about auto if in_type_id_in_expr_p.
(cp_parser_default_type_template_argument): Check for auto.
(cp_parser_type_id_list): Likewise.
(cp_parser_simple_type_specifier): Allow auto parms if flag_concepts.
* pt.c (do_auto_deduction): Handle erroneous type.

From-SVN: r231349

static_assert8.C: Fix for -std=c++1z.

* g++.dg/cpp0x/static_assert8.C: Fix for -std=c++1z.
* g++.dg/cpp0x/auto3.C: Fix for -std=c++1z.
* g++.dg/cpp1y/feat-cxx14.C: Only run with -std=c++14.
* g++.dg/cpp1y/feat-cxx14-neg.C: Only run with -std=c++14.
* g++.dg/cpp1z/feat-cxx1z.C: Fill in from feat-cxx14.C.
* g++.dg/cpp1z/fold5.C: Don't run with -std=c++1z.
* g++.dg/template/function1.C: Don't run with -std=c++1z.
* g++.dg/template/call4.C: Fix access.
* g++.dg/parse/crash31.C: Remove expected error text.

From-SVN: r231348

Daily bump.

From-SVN: r231347

sh.md (rsqrtsf2): Adjust for the recent rsqrt_optab changes

* config/sh/sh.md (rsqrtsf2): Adjust for the recent rsqrt_optab changes

From-SVN: r231344

re PR ada/60164 (Missing parenthesis in the documentation)

PR ada/60164
* doc/gnat_ugn/gnat_and_program_execution.rst (gnatmem): Fix typo.

From-SVN: r231342

re PR ada/50048 ("cc1: note: obsolete option -I- used, please use -iquote instead" during bootstrap)

gnattools/
PR ada/50048
* Makefile.in (ftop_srcdir): New variable.
(INCLUDES_FOR_SUBDIR): Use -iquote and $(ftop_srcdir).
gcc/ada/
PR ada/50048
* gcc-interface/Makefile.in (INCLUDES): Use -iquote.

From-SVN: r231341

support for AMD clzero isa.

gcc/ChangeLog
2015-12-06  Victoria Stepanyan  <victoria.stepanyan@amd.com>

        * common/config/i386/i386-common.c
        (OPTION_MASK_ISA_CLZERO_SET): New.
        (ix86_handle_option): Handle clzero.
        * config.gcc (i[34567]86-*-*): Add clzerointrin.h,
        (x86_64-*-*): Likewise.
        * config/i386/clzerointrin.h: New header.
        * config/i386/cpuid.h (bit_CLZERO):  Define.
        * config/i386/driver-i386.c (host_detect_local_cpu): Detect
        CLZERO support.
        * config/i386/i386.opt (clzero): New.
        * config/i386/i386-c.c: Define __CLZERO__ if needed.
        * config/i386/i386.c (ix86_target_string): Define -mclzero option.
        (PTA_CLZERO): New.
        (ix86_option_override_internal): Handle new option.
        (processor_alias_table): Added PTA_CLZERO.
        (ix86_valid_target_attribute_inner_p): Add OPT_mclzero.
        (ix86_builtins): Add IX86_BUILTIN_CLZERO, IX86_BUILTIN_CLZERO.
        (ix86_expand_builtin): Handle IX86_BUILTIN_CLZERO and
        IX86_BUILTIN_CLZERO  built-ins.
        * config/i386/i386.h (TARGET_CLZERO):  New.
        * config/i386/i386.md (unspecv): Add UNSPEC_CLZERO.
        (clzero):  New pattern.
        (clzero_<mode>): New pattern.
        * config/i386/x86intrin.h: Include clzerointrin.h.
        * doc/extend.texi: Document clzero builtins.
        * doc/invoke.texi: Document -mclzero option.

gcc/testsuite/ChangeLog
2015-12-06  Victoria Stepanyan  <victoria.stepanyan@amd.com>

        * gcc.target/i386/clzero.c: New.
        * gcc.target/i386/sse-12.c: Add -mclzero.
        * gcc.target/i386/sse-13.c: Ditto.
        * gcc.target/i386/sse-14.c: Ditto.
        * gcc.target/i386/sse-22.c: Ditto.
        * gcc.target/i386/sse-23.c: Ditto.
        * g++.dg/other/i386-2.C: Ditto.
        * g++.dg/other/i386-3.C: Ditto.

From-SVN: r231340

re PR ada/56274 (libada bootstrap failure on kfreebsd ("pthread_rwlock_t" not declared in "OS_Interface"))

PR ada/56274
* s-osinte-kfreebsd-gnu.ads (pthread_rwlock_t): New subtype.
(pthread_rwlockattr_t): Likewise.

From-SVN: r231337

re PR ada/49944 (Bootstrapping on x86_64-pc-kfreebsd-gnu fails with "s-taprop.adb:856:10: "pthread_attr_setaffinity_np" is undefined (more references follow)")

PR ada/49944
* s-osinte-freebsd.ads: Minor reformatting.
(Stack_Base_Available): Correct comments.
* s-osinte-kfreebsd-gnu.ads (Time_Slice_Supported, nanosleep,
clock_id_t, clock_gettime, Stack_Base_Available, Get_Page_Size,
mprotect, pthread_mutexattr_setprotocol,pthread_mutexattr_getprotocol
pthread_mutexattr_setprioceiling, pthread_mutexattr_getprioceiling,
pthread_attr_setscope, pthread_attr_getscope,
pthread_attr_setinheritsched, pthread_attr_getinheritsched,
Time_Slice_Supported): Copy from s-osinte-freebsd.ads.
* gcc-interface/Makefile.in (x86/kfreebsd): Use the POSIX version of
the System.Task_Primitives.Operations package.

From-SVN: r231333

re PR ada/49940 (Bootstrapping on x86_64-pc-kfreebsd-gnu fails with "s-taprop.adb:717:32: "lwp_self" is undefined")

PR ada/49940
* s-osinte-kfreebsd-gnu.ads (lwp_self): New imported function.

From-SVN: r231330

download_prerequisites: Download ISL 0.15 instead of 0.14.

2015-12-06  Tobias Burnus  <burnus@net-b.de>

        * download_prerequisites: Download ISL 0.15 instead of 0.14.

From-SVN: r231329

* ipa-icf.c (sem_function::merge): Check that local_original exists.

From-SVN: r231328

Daily bump.

From-SVN: r231326

re PR fortran/50201 (gfortran with -static causes seg fault at runtime for writing double prec array with precision increased to kind=16)

2015-12-05  Juoko Orava <jouko.orava@iki.fi>

PR fortran/50201
* io/write_float.def: Avoid marking quadmath_snprintf as an untyped
weak reference, which fixing linking with -static.

From-SVN: r231320

re PR fortran/68676 (ICE in gfc_match_formal_arglist when compiling gfortran.dg/submodule_10.f08)

2015-12-05  Paul Thomas  <pault@gcc.gnu.org>

PR fortran/68676
* decl.c (gfc_match_formal_arglist): Correct error, where 'sym'
was used instead of 'progname'.

From-SVN: r231319

* gcc.target/powerpc/recip-sqrtf.c: New test.

From-SVN: r231318

re PR target/68609 (PowerPC reciprocal estimate missed opportunities)

        PR target/68609
        * config/rs6000/rs6000-protos.h (rs6000_emit_swsqrt): Rename and add
        bool arguement.
        * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Rename. Add
        non-reciporcal path.
        * config/rs6000/rs6000.md (rsqrt<mode>2): Call new function name.
        (sqrt<mode>2): Replace define_insn with define_expand that may call
        rs6000_emit_swsqrt.

From-SVN: r231317

Daily bump.

From-SVN: r231314

check that all the scev applied ops have are dominated by their defs

2015-12-02  Aditya Kumar  <aditya.k7@samsung.com>
    Sebastian Pop  <s.pop@samsung.com>

        * gcc.dg/graphite/id-29.c: New test.

gcc/ChangeLog:

2015-12-02  Aditya Kumar  <aditya.k7@samsung.com>
    Sebastian Pop  <s.pop@samsung.com>

        * graphite-isl-ast-to-gimple.c (translate_isl_ast_node_user): Improve debug.
        (get_rename_from_scev): Check that all the ops in an expression have their uses dominated by corresponding defs.

Co-Authored-By: Sebastian Pop <s.pop@samsung.com>
From-SVN: r231310