* lib/target-supports.exp (check_effective_target_alloca): New function.
	* gcc.c-torture/execute/20010209-1.c: Require alloca.
	* gcc.c-torture/execute/20020314-1.c: Likewise.
	* gcc.c-torture/execute/20020412-1.c: Likewise.
	* gcc.c-torture/execute/20021113-1.c: Likewise.
	* gcc.c-torture/execute/20040223-1.c: Likewise.
	* gcc.c-torture/execute/20040308-1.c: Likewise.
	* gcc.c-torture/execute/20040811-1.c: Likewise.
	* gcc.c-torture/execute/20070824-1.c: Likewise.
	* gcc.c-torture/execute/20070919-1.c: Likewise.
	* gcc.c-torture/execute/built-in-setjmp.c: Likewise.
	* gcc.c-torture/execute/pr22061-1.c: Likewise.
	* gcc.c-torture/execute/pr22061-4.c: Likewise.
	* gcc.c-torture/execute/pr43220.c: Likewise.
	* gcc.c-torture/execute/vla-dealloc-1.c: Likewise.
	* gcc.dg/torture/stackalign/alloca-1.c: Likewise.
	* gcc.dg/torture/stackalign/vararg-1.c: Likewise.
	* gcc.dg/torture/stackalign/vararg-2.c: Likewise.
	* gcc.c-torture/compile/20000923-1.c: Likewise.
	* gcc.c-torture/compile/20030224-1.c: Likewise.
	* gcc.c-torture/compile/20071108-1.c: Likewise.
	* gcc.c-torture/compile/20071117-1.c: Likewise.
	* gcc.c-torture/compile/900313-1.c: Likewise.
	* gcc.c-torture/compile/pr17397.c: Likewise.
	* gcc.c-torture/compile/pr35006.c: Likewise.
	* gcc.c-torture/compile/pr42956.c: Likewise.
	* gcc.c-torture/compile/pr51354.c: Likewise.
	* gcc.c-torture/compile/pr55851.c: Likewise.
	* gcc.c-torture/compile/vla-const-1.c: Likewise.
	* gcc.c-torture/compile/vla-const-2.c: Likewise.
	* gcc.c-torture/compile/pr31507-1.c: Likewise.
	* gcc.c-torture/compile/pr52714.c: Likewise.
	* gcc.dg/20001012-2.c: Likewise.
	* gcc.dg/auto-type-1.c: Likewise.
	* gcc.dg/builtin-object-size-1.c: Likewise.
	* gcc.dg/builtin-object-size-2.c: Likewise.
	* gcc.dg/builtin-object-size-3.c: Likewise.
	* gcc.dg/builtin-object-size-4.c: Likewise.
	* gcc.dg/packed-vla.c: Likewise.
	* gcc.c-torture/compile/parms.c: Likewise.
	* gcc.c-torture/execute/920721-2.c: Skip -O0 unless alloca is available.
	* gcc.c-torture/execute/920929-1.c: Likewise.
	* gcc.c-torture/execute/921017-1.c: Likewise.
	* gcc.c-torture/execute/941202-1.c: Likewise.
	* gcc.c-torture/execute/align-nest.c: Likewise.
	* gcc.c-torture/execute/alloca-1.c: Likewise.
	* gcc.c-torture/execute/pr36321.c: Likewise.
	* gcc.c-torture/compile/20001221-1.c: Likewise.
	* gcc.c-torture/compile/20020807-1.c: Likewise.
	* gcc.c-torture/compile/20050801-2.c: Likewise.
	* gcc.c-torture/compile/920428-4.c: Likewise.
	* gcc.c-torture/compile/debugvlafunction-1.c.c: Likewise.
	* gcc.c-torture/compile/pr41469.c: Likewise.
	* gcc.dg/torture/pr48953.c: Likewise.
	* gcc.dg/torture/pr8081.c: Likewise.
	* gcc.dg/torture/stackalign/inline-1.c: Skip if nvptx-*-*.
	* gcc.dg/torture/stackalign/inline-2.c: Likewise.
	* gcc.dg/torture/stackalign/nested-1.c: Likewise.
	* gcc.dg/torture/stackalign/nested-2.c: Likewise.
	* gcc.dg/torture/stackalign/nested-3.c: Likewise.
	* gcc.dg/torture/stackalign/nested-4.c: Likewise.
	* gcc.dg/torture/stackalign/nested-1.c: Likewise.
	* gcc.dg/torture/stackalign/global-1.c: Likewise.
	* gcc.dg/torture/stackalign/pr16660-1.c: Likewise.
	* gcc.dg/torture/stackalign/pr16660-2.c: Likewise.
	* gcc.dg/torture/stackalign/pr16660-3.c: Likewise.
	* gcc.dg/torture/stackalign/ret-struct-1.c: Likewise.
	* gcc.dg/torture/stackalign/struct-1.c: Likewise.

From-SVN: r217296

	* configure.ac: Handle nvptx-*-*.
	* configure: Regenerate.

	gcc/
	* config/nvptx/nvptx.c: New file.
	* config/nvptx/nvptx.h: New file.
	* config/nvptx/nvptx-protos.h: New file.
	* config/nvptx/nvptx.md: New file.
	* config/nvptx/t-nvptx: New file.
	* config/nvptx/nvptx.opt: New file.
	* common/config/nvptx/nvptx-common.c: New file.
	* config.gcc: Handle nvptx-*-*.

	libgcc/
	* config.host: Handle nvptx-*-*.
	* shared-object.mk (as-flags-$o): Define.
	($(base)$(objext), $(base)_s$(objext)): Use it instead of
	-xassembler-with-cpp.
	* static-object.mk: Identical changes.
	* config/nvptx/t-nvptx: New file.
	* config/nvptx/crt0.s: New file.
	* config/nvptx/free.asm: New file.
	* config/nvptx/malloc.asm: New file.
	* config/nvptx/realloc.c: New file.

From-SVN: r217295

	* function.c (thread_prologue_and_epilogue_insns): No longer static.
	* function.h (thread_prologue_and_epilogue_insns): Declare.

From-SVN: r217294

	* target.def (assemble_undefined_decl): New hooks.
	* hooks.c (hook_void_FILEptr_constcharptr_const_tree): New function.
	* hooks.h (hook_void_FILEptr_constcharptr_const_tree): Declare.
	* doc/tm.texi.in (TARGET_ASM_ASSEMBLE_UNDEFINED_DECL): Add.
	* doc/tm.texi: Regenerate.
	* output.h (assemble_undefined_decl): Declare.
	(get_fnname_from_decl): Declare.
	* varasm.c (assemble_undefined_decl): New function.
	(get_fnname_from_decl): New function.
	* final.c (rest_of_handle_final): Use it.
	* varpool.c (varpool_output_variables): Call assemble_undefined_decl
	for nodes without a definition.

From-SVN: r217293

libcpp:

2014-11-10  Edward Smith-Rowland  <3dw4rd@verizon.net>

	* include/cpplib.h (cpp_callbacks): Add has_attribute.
	* internal.h (lexer_state): Add in__has_attribute__.
	* directives.c (lex_macro_node): Prevent use of __has_attribute__
	as a macro.
	* expr.c (parse_has_attribute): New function; (eval_token): Look for
	__has_attribute__ and route to parse_has_attribute.
	* identifiers.c (_cpp_init_hashtable): Initialize n__has_attribute__.
	* pch.c (cpp_read_state): Initialize n__has_attribute__.
	* traditional.c (enum ls): Add ls_has_attribute, ls_has_attribute_close;
	(_cpp_scan_out_logical_line): Attend to __has_attribute__.


gcc/c-family:

2014-11-10  Edward Smith-Rowland  <3dw4rd@verizon.net>

	* c-cppbuiltin.c (__has_attribute, __has_cpp_attribute): New macros;
	(__cpp_rtti, __cpp_exceptions): New macros for C++98;
	(__cpp_range_based_for, __cpp_initializer_lists,
	__cpp_delegating_constructors, __cpp_nsdmi,
	__cpp_inheriting_constructors, __cpp_ref_qualifiers): New macros
	for C++11; (__cpp_attribute_deprecated): Remove in favor of
	__has_cpp_attribute.
	* c-lex.c (cb_has_attribute): New callback CPP function;
	(init_c_lex): Set has_attribute callback.


gcc/testsuite:

2014-11-10  Edward Smith-Rowland  <3dw4rd@verizon.net>

	* g++.dg/cpp1y/feat-cxx11.C: Test new feature macros for C++98
	and C++11; Test existence of __has_cpp_attribute;  Test C++11
	attributes.
	* g++.dg/cpp1y/feat-cxx11-neg.C: Ditto.
	* g++.dg/cpp1y/feat-cxx14.C: Ditto and test for C++14 attributes.
	* g++.dg/cpp1y/feat-cxx98.C: Test new feature macros for C++98.
	* g++.dg/cpp1y/feat-cxx98-neg.C: Ditto.
	* g++.dg/cpp1y/feat-neg.C: Test that __cpp_rtti, _cpp_exceptions
	will be undefined for -fno-rtti -fno-exceptions.

From-SVN: r217292

2014-11-10  Richard Biener  <rguenther@suse.de>

	* tree-ssa-operands.c (finalize_ssa_uses): Properly put
	released operands on the free list.

From-SVN: r217291

2014-11-10  Richard Biener  <rguenther@suse.de>

	* match.pd: Implement pattern from simplify_mult.
	* tree-ssa-forwprop.c (simplify_mult): Remove.
	(pass_forwprop::execute): Do not call simplify_mult.

From-SVN: r217290

2014-11-10  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/63800
	* tree-ssa-pre.c (eliminate_push_avail): Push in a way so
	we can restore the previous availability in after_dom_children.
	(eliminate_dom_walker::after_dom_children): Restore
	previous availability.

	* gcc.dg/torture/pr63800.c: New testcase.

From-SVN: r217288

re PR tree-optimization/63798 (FAIL: gcc.target/powerpc/ppc-fmadd-1.c scan-assembler-not f(add|sub|mul|neg))

2014-11-10  Richard Biener  <rguenther@suse.de>

	PR middle-end/63798
	* expr.c (expand_expr_real_2): When expanding FMA_EXPRs
	properly treat the embedded multiplication as commutative
	when looking for feeding negates.

From-SVN: r217287

From-SVN: r217286

From-SVN: r217285

2014-11-10  Richard Biener  <rguenther@suse.de>

	* match.pd: Implement pattern from simplify_conversion_from_bitmask.
	* tree-ssa-forwprop.c (simplify_conversion_from_bitmask): Remove.
	(pass_forwprop::execute): Do not call simplify_conversion_from_bitmask.

From-SVN: r217284

	* c-c++-common/ubsan/align-7.c: Skip for -flto -fno-fat-lto-objects.
	* c-c++-common/ubsan/align-8.c: Likewise.
	* g++.dg/ubsan/null-4.C: Likewise.
	* g++.dg/ubsan/null-5.C: Likewise.

From-SVN: r217282

2014-11-10  Richard Biener  <rguenther@suse.de>

	* match.pd: Move rest of the conversion combining patterns
	from tree-ssa-forwprop.c.
	* tree-ssa-forwprop.c (combine_conversions): Remove.
	(pass_forwprop::execute): Do not call it.

From-SVN: r217279

gimple-low.c (lower_function_body): Clear the location of the first inserted representative return if...

	* gimple-low.c (lower_function_body): Clear the location of the first
	inserted representative return if it also fills in for the fallthru.

From-SVN: r217278

tree-if-conv.c (add_to_predicate_list): Check unconditionally that bb is always executed to early exit.

gcc/

	* tree-if-conv.c (add_to_predicate_list): Check unconditionally
	that bb is always executed to early exit. Use predicate of
	cd-equivalent block for join blocks if it exists.
	(if_convertible_loop_p_1): Recompute POST_DOMINATOR tree.
	(tree_if_conversion): Free post-dominance information.

gcc/testsuite/

	* gcc.dg/tree-ssa/ifc-cd.c: New test.

From-SVN: r217277

	DR 799
	* typeck.c (build_reinterpret_cast_1): reinterpret_cast to the
	same scalar type is an rvalue.

From-SVN: r217276

	DR 2007
	* call.c (build_new_op_1): Don't do non-class lookup for =, -> or [].

From-SVN: r217275

	* config/i386/avx512vldqintrin.h (_mm256_broadcast_f32x2): __mmask8.
	* config/i386/avx512vlintrin.h (_mm256_mask_cvtepi32_storeu_epi16)
	(_mm_mask_cvtusepi32_storeu_epi16)
	(_mm_mask_cvtsepi64_storeu_epi32): Return void.

From-SVN: r217274

2014-11-10  Janne Blomqvist  <jb@gcc.gnu.org>

	PR libfortran/47007
	PR libfortran/61847
	* config.h.in: Regenerated.
	* configure: Regenerated.
	* configure.ac (AC_CHECK_HEADERS_ONCE): Check for xlocale.h.
	(AC_CHECK_FUNCS_ONCE): Check for newlocale, freelocale, uselocale,
	strerror_l.
	* io/io.h (locale.h): Include.
	(xlocale.h): Include if present.
	(c_locale): New variable.
	(old_locale): New variable.
	(old_locale_ctr): New variable.
	(old_locale_lock): New variable.
	(st_parameter_dt): Add old_locale member.
	* io/transfer.c (data_transfer_init): Set locale to "C" if doing
	formatted transfer.
	(finalize_transfer): Reset locale to previous.
	* io/unit.c (c_locale): New variable.
	(old_locale): New variable.
	(old_locale_ctr): New variable.
	(old_locale_lock): New variable.
	(init_units): Init c_locale, init old_locale_lock.
	(close_units): Free c_locale.
	* runtime/error.c (locale.h): Include.
	(xlocale.h): Include if present.
	(gf_strerror): Use strerror_l if available. Reset locale to
	LC_GLOBAL_LOCALE for strerror_r branch.

2014-11-10  Janne Blomqvist  <jb@gcc.gnu.org>

	PR libfortran/47007
	PR libfortran/61847
	* gfortran.texi: Add note about locale issues to thread-safety
	section.

From-SVN: r217273

From-SVN: r217272

From-SVN: r217268

	* testsuite/63305
	* gcc.target/i386/avx256-unaligned-load-7.c (avx_test): Fix
	buffer overflow.
	* gcc.target/i386/avx256-unaligned-store-7.c (avx_test): Likewise.

From-SVN: r217267

From-SVN: r217266

2014-11-09  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/63620
	* lra-constraints.c (substitute_pseudo): Add prefix lra_ to the
	name.  Move to lra.c.  Make it external.
	(substitute_pseudo_within_insn): Ditto.
	(inherit_reload_reg, split_reg, remove_inheritance_pseudos): Use
	the new names.
	(undo_optional_reloads): Ditto.
	* lra-int.h (lra_dump_bitmap_with_title, lra_substitute_pseudo):
	New prototypes.
	(lra_substitute_pseudo_within_insn): Ditto.
	* lra-lives.c (bb_killed_pseudos, bb_gen_pseudos): New.
	(mark_regno_live): Add parameter.  Update bb_gen_pseudos.
	(mark_regno_dead): Add parameter.  Update bb_gen_pseudos and
	bb_killed_pseudos.
	(struct bb_data, bb_data_t, bb_data): New.
	(get_bb_data, get_bb_data_by_index): Ditto.
	(all_hard_regs_bitmap): New.
	(live_trans_fun, live_con_fun_0, live_con_fun_n, all_blocks): New.
	(initiate_live_solver, finish_live_solver): New.
	(process_bb_lives): Change return type.  Add code updating local
	live data and removing dead insns.  Pass new argument to
	mark_regno_live and mark_regno_dead.  Check changing bb pseudo
	life info.  Return the result.
	(lra_create_live_ranges): Add code to do global pseudo live
	analysis.
	(lra_live_ranges_init): Call initiate_live_solver.
	(lra_live_ranges_finish): Call finish_live_solver.
	* lra.c (lra_dump_bitmap_with_title): New.
	(lra_substitute_pseudo, lra_substitute_pseudo_within_insn): Move
	from lra-constraints.c.

From-SVN: r217265

From-SVN: r217264

2014-11-09  Richard Biener  <rguenther@suse.de>

	* match.pd: Add patterns convering two conversions in a row
	from fold-const.c.
	* fold-const.c (fold_unary_loc): Remove them here.
	* tree-ssa-forwprop.c (combine_conversions): Likewise.
	* genmatch.c (dt_node::gen_kids): Check whether we may
	follow SSA use-def chains.

	* g++.dg/cpp0x/constexpr-reinterpret1.C: XFAIL.
	* gcc.dg/tree-ssa/pr21031.c: XFAIL.

From-SVN: r217260

From-SVN: r217259

gcc/
	* config/aarch64/aarch64.c: Include rtl-iter.h.
	(aarch64_tls_operand_p_1): Delete.
	(aarch64_tls_operand_p): Use FOR_EACH_SUBRTX.

From-SVN: r217256

gcc/
	* config/arm/arm.c (arm_note_pic_base): Delete.
	(arm_cannot_copy_insn_p): Use FOR_EACH_SUBRTX.

From-SVN: r217255

gcc/
	* config/arm/arm.c: Include rtl-iter.h.
	(arm_tls_referenced_p_1): Delete.
	(arm_tls_referenced_p): Use FOR_EACH_SUBRTX.

From-SVN: r217254

gcc/
	* config/arm/aarch-common.c: Include rtl-iter.h.
	(search_term, arm_find_sub_rtx_with_search_term): Delete.
	(arm_find_sub_rtx_with_code): Use FOR_EACH_SUBRTX_VAR.
	(arm_get_set_operands): Pass the insn pattern rather than the
	insn itself.
	(arm_no_early_store_addr_dep): Likewise.

From-SVN: r217253

	* config/arm/arm.c (arm_set_return_address): Mark the store as frame
	related, if any.
	(thumb_set_return_address): Likewise.

From-SVN: r217251

	DR 1558
	* pt.c (dependent_alias_template_spec_p): New.
	(dependent_type_p_r): Handle dependent alias template specialization.
	(template_args_equal): A dependent alias template specializations
	is not equal to its underlying type as a template argument.
	* tree.c (strip_typedefs): Don't strip a dependent alias
	template-id.

From-SVN: r217250

From-SVN: r217245

2014-11-07  Andrew Pinski  <apinski@cavium.com>

	* gcc.c-torture/execute/20141107-1.c: New testcase.

From-SVN: r217242

	* parser.c (cp_parser_unqualified_id): Handle __func__ here.
	(cp_parser_primary_expression): Not here.

From-SVN: r217241

From-SVN: r217240

	PR tree-optimization/61515
	* tree-ssa-threadedge.c (invalidate_equivalences): Walk the unwinding stack
	rather than looking at ever SSA_NAME's value.

From-SVN: r217239

2014-11-07  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/63605
	* fold-const.c (fold_binary_loc): Properly use element_precision
	for types that may not be scalar.

	* gcc.dg/vect/pr63605.c: New testcase.

From-SVN: r217238