re PR rtl-optimization/61094 (-O3 insn Internal compiler error in copyprop_hardreg_forward_1, at regcprop.c:775)

	PR rtl-optimization/61094
	* ree.c (combine_reaching_defs): Do not reextend an insn if it
	was marked as do_no_reextend.  If a copy is needed to eliminate
	an extension, then mark it as do_not_reextend.

	PR rtl-optimization/61094
	* g++.dg/pr61094: New test.

From-SVN: r211142

From-SVN: r211140

PR target/61336

        * config/alpha/alpha.c (print_operand_address): Allow symbolic
        addresses inside asms.  Use output_operand_lossage instead of
        gcc_unreachable.

From-SVN: r211139

	* include/std/condition_variable (condition_variable_any::_Unlock): Do
	not swallow __forced_unwind.
	* include/std/future (__future_base::_Task_setter): Likewise.
	(__future_base::_Async_state_impl): Turn __forced_unwind into broken
	promise and rethrow.
	* include/std/mutex (try_lock): Likewise.
	* testsuite/30_threads/async/forced_unwind.cc: New.
	* testsuite/30_threads/packaged_task/forced_unwind.cc: New.

From-SVN: r211138

2014-06-02  Rüdiger Sonderfeld  <ruediger@c-plusplus.de>
	    Jonathan Wakely  <jwakely@redhat.com>

	* libstdc++-v3/include/std/type_traits (__strictest_alignment): New
	helper struct.
	(aligned_union): New struct (C++11).
	(aligned_union_t): New type alias (C++14).
	* doc/xml/manual/status_cxx2011.xml: Update.
	* libstdc++-v3/testsuite/20_util/aligned_union/1.cc: New file.
	* testsuite/20_util/declval/requirements/1_neg.cc: Adjust dg-error
	line number.

Co-Authored-By: Jonathan Wakely <jwakely@redhat.com>

From-SVN: r211137

	* gcc.target/i386/xop-rotate1-vector.c (dg-options): Add -mno-avx2.
	* gcc.target/i386/xop-rotate2-vector.c (dg-options): Ditto.
	* gcc.target/i386/xop-rotate3-vector.c (dg-options): Ditto.
	* gcc.target/i386/xop-imul32widen-vector.c (dg-options): Ditto.
	* gcc.target/i386/xop-imul64-vector.c (dg-options): Ditto.
	* gcc.target/i386/xop-shift1-vector.c (dg-options): Ditto.
	* gcc.target/i386/xop-shift2-vector.c (dg-options): Ditto.
	* gcc.target/i386/xop-shift3-vector.c (dg-options): Ditto.

From-SVN: r211136

	PR target/61239
	* config/i386/i386.c (ix86_expand_vec_perm) [case V32QImode]: Use
	GEN_INT (-128) instead of GEN_INT (128) to set MSB of QImode constant.

From-SVN: r211134

2014-06-02  Tom de Vries  <tom@codesourcery.com>

	* config/aarch64/aarch64.c (aarch64_float_const_representable_p): Handle
	case that x has VOIDmode.

From-SVN: r211132

	* trans-decl.c (gfc_build_builtin_function_decls): Correct number of
	arguments to caf_init.

From-SVN: r211131

	* varasm.c (copy_constant): Delete function.
	(build_constant_desc): Don't call it.

From-SVN: r211130

Fix PR target/61154

2014-06-02  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

	PR target/61154
	* config/arm/arm.h (TARGET_SUPPORTS_WIDE_INT): Define.
	* config/arm/arm.md (mov64 splitter): Replace const_double_operand
	with immediate_operand.

From-SVN: r211129

2014-06-02  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/61346
	* gcc.dg/torture/pr61346.c: New testcase.

From-SVN: r211128

(ia64_first_cycle_multipass_dfa_lookahead_guard): Check
pending_data_specs first.

From-SVN: r211127

2014-06-02  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/61378
	* tree-ssa-sccvn.c (vn_reference_lookup_3): Initialize
	valueized_anything.

From-SVN: r211126

From-SVN: r211125

	* include/bits/uses_allocator.h (__uses_allocator_helper): Simplify.
	(__uses_allocator_arg): Remove unused type.
	(__uses_alloc0): Turn into a trivial type.
	(__uses_alloc): Add missing template parameter in primary template.
	(__uses_alloc_impl): Rename to __uses_alloc_t.

From-SVN: r211121

	* gcc.target/i386/sibcall-2.c: Xfail dg-final scan-assembler-not,
	not compilation.
	* gcc.target/i386/sibcall-4.c: Ditto.
	* gcc.target/i386/fuse-caller-save.c: Add -mregparm=1 for ia32 target.

From-SVN: r211120

	* config/i386/constraints.md (Bw): Rename from 'w'.
	(Bz): Rename from 'z'.
	* config/i386/i386.md: Change 'w' to 'Bw' and 'z' to 'Bz' globally.

From-SVN: r211119

	* gcc.target/i386/sibcall-2.c (dg-final): Properly escape '[' and ']'
	in scan-assembler-not string.
	* gcc.target/i386/sibcall-3.c (dg-final): Ditto.
	* gcc.target/i386/sibcall-4.c (dg-final): Ditto.
	* gcc.target/i386/sibcall-6.c (dg-final): Ditto.

From-SVN: r211118

From-SVN: r211117

2014-06-01  Ray Donnelly  <mingw.android@gmail.com>

        * pex-win32.c (argv_to_cmdline): Don't quote
        args unnecessarily

From-SVN: r211116

	* g++.dg/pr60969.C (dg-do compile): Change ilp32 target to ia32.

From-SVN: r211114

	PR libstdc++/61374
	* include/experimental/string_view (operator basic_string): Correct
	order of arguments.
	(to_string): Replace with member function.
	Add inline specifiers. Remove unused header. Remove _S_empty_rep and
	allow _M_str to be null.
	* testsuite/experimental/string_view/cons/char/1.cc: Adjust to new
	default constructor semantics.
	* testsuite/experimental/string_view/cons/wchar_t/1.cc: Likewise.
	* testsuite/experimental/string_view/operations/copy/char/1.cc: Fix
	copyright dates. Remove unused header.
	* testsuite/experimental/string_view/operations/copy/wchar_t/1.cc:
	Likewise.
	* testsuite/experimental/string_view/operations/data/char/1.cc:
	Fix copyright dates. Adjust to new default constructor semantics.
	* testsuite/experimental/string_view/operations/data/wchar_t/1.cc:
	Likewise.
	* testsuite/experimental/string_view/operations/to_string/1.cc: New.

From-SVN: r211113

	PR target/61377
	* constrains.md (define_constrain): New 'Bs' constraint.
	* i386.md (sibcall_insn_operand): Use Bs instead of m constraint.

From-SVN: r211112

	PR target/61377
	* gcc.target/i386/sibcall-6.c: New test.

From-SVN: r211111

From-SVN: r211110

* config/m68k/m68k.md (beq0_di, bne0_di): Make the "o" constraint
a separate alternative where the scratch operand 2 is marked as
early clobber.

From-SVN: r211104

gcc/

2014-05-31  Kugan Vivekanandarajah  <kuganv@linaro.org>

	* config/arm/arm.c (TARGET_ATOMIC_ASSIGN_EXPAND_FENV): New define.
	(arm_builtins) : Add ARM_BUILTIN_GET_FPSCR and ARM_BUILTIN_SET_FPSCR.
	(bdesc_2arg) : Add description for builtins __builtins_arm_set_fpscr
	and __builtins_arm_get_fpscr.
	(arm_init_builtins) : Initialize builtins __builtins_arm_set_fpscr and
	__builtins_arm_get_fpscr.
	(arm_expand_builtin) : Expand builtins __builtins_arm_set_fpscr and
	__builtins_arm_ldfpscr.
	(arm_atomic_assign_expand_fenv): New function.
	* config/arm/vfp.md (set_fpscr): New pattern.
	(get_fpscr) : Likewise.
	* config/arm/unspecs.md (unspecv): Add VUNSPEC_GET_FPSCR and
	VUNSPEC_SET_FPSCR.
	* doc/extend.texi (AARCH64 Built-in Functions) : Document
	__builtins_arm_set_fpscr, __builtins_arm_get_fpscr.

From-SVN: r211103

/cp
2014-05-31  Paolo Carlini  <paolo.carlini@oracle.com>

	DR 1227
	PR c++/57543
	* cp-tree.h (TYPE_HAS_LATE_RETURN_TYPE): Add.
	* pt.c (tsubst_function_type): Inject the this parameter; do the
	substitutions in the order mandated by the DR.
	(copy_default_args_to_explicit_spec): Copy TYPE_HAS_LATE_RETURN_TYPE.
	* decl.c (grokdeclarator): Maybe set TYPE_HAS_LATE_RETURN_TYPE.
	(static_fn_type): Copy it.
	* decl2.c (build_memfn_type, change_return_type,
	cp_reconstruct_complex_type): Likewise.
	* parser.c (cp_parser_lambda_declarator_opt): Likewise.
	* tree.c (strip_typedefs): Likewise.
	* typeck.c (merge_types): Likewise.

/testsuite
2014-05-31  Paolo Carlini  <paolo.carlini@oracle.com>

	DR 1227
	PR c++/57543
	* g++.dg/cpp0x/pr57543-1.C: New.
	* g++.dg/cpp0x/pr57543-2.C: Likewise.
	* g++.dg/cpp0x/pr57543-3.C: Likewise.
	* g++.dg/cpp0x/decltype59.C: Likewise.

From-SVN: r211102

From-SVN: r211101

2014-05-31  Tom de Vries  <tom@codesourcery.com>

	* gcc.target/i386/sibcall-4.c: Add missing closing brace.

From-SVN: r211097

	* doc/xml/manual/appendix_contributing.xml (list.copyright): Add
	Paolo's address too.

From-SVN: r211095

	PR c++/56947
	* pt.c (instantiate_decl): Check that defer_ok is not set for
	local class members.

From-SVN: r211094

	* lib/target-libpath.exp (set_gcc_exec_prefix_env_var,
	restore_gcc_exec_prefix_env_var): New procedures.
	(set_ld_library_path_env_vars,
	restore_ld_library_path_env_vars): Use them.
	* lib/c-compat.exp: Load target-libpath.exp.
	(compat-use-alt-compiler): Call restore_gcc_exec_prefix_env_var.
	(compat-use-tst-compiler): Call set_gcc_exec_prefix_env_var.
	* g++.dg/compat/compat.exp (compat-use-alt-compiler): Call
	restore_gcc_exec_prefix_env_var.
	* g++.dg/compat/struct-layout-1.exp (compat-use-alt-compiler):
	Likewise.

From-SVN: r211093

	* asan.c (report_error_func): Add SLOW_P argument, use
	BUILT_IN_ASAN_*_N if set.
	(build_check_stmt): Likewise.
	(instrument_derefs): If T has insufficient alignment,
	force same handling as for odd sizes.

	* c-c++-common/asan/misalign-1.c: New test.
	* c-c++-common/asan/misalign-2.c: New test.

From-SVN: r211092

	* sanitizer.def (BUILT_IN_ASAN_REPORT_LOAD_N,
	BUILT_IN_ASAN_REPORT_STORE_N): New.
	* asan.c (struct asan_mem_ref): Change access_size type to
	HOST_WIDE_INT.
	(asan_mem_ref_init, asan_mem_ref_new, get_mem_refs_of_builtin_call,
	update_mem_ref_hash_table): Likewise.
	(asan_mem_ref_hasher::hash): Hash in a HWI.
	(report_error_func): Change size_in_bytes argument to HWI.
	Use *_N builtins if size_in_bytes is larger than 16 or not power of
	two.
	(build_shadow_mem_access): New function.
	(build_check_stmt): Use it.  Change size_in_bytes argument to HWI.
	Handle size_in_bytes not power of two or larger than 16.
	(instrument_derefs): Don't give up if size_in_bytes is not
	power of two or is larger than 16.

From-SVN: r211091

	* g++.dg/asan/asan_test.C: Add -std=c++11 and
	-DSANITIZER_USE_DEJAGNU_GTEST=1 to dg-options, remove
	-DASAN_USE_DEJAGNU_GTEST=1.
	* g++.dg/asan/asan_mem_test.cc: Updated from upstream
	r209283.
	* g++.dg/asan/asan_oob_test.cc: Likewise.
	* g++.dg/asan/sanitizer_test_utils.h: Likewise.
	* g++.dg/asan/asan_str_test.cc: Likewise.
	* g++.dg/asan/asan_test_utils.h: Likewise.
	* g++.dg/asan/sanitizer_test_config.h: Likewise.
	* g++.dg/asan/asan_test.cc: Likewise.  Allow size 12
	for long double.
	* g++.dg/asan/sanitizer_pthread_wrappers.h: New file.
	Imported from upstream r209283.
	* g++.dg/asan/asan_test_config.h: Likewise.

From-SVN: r211090

	PR target/60104
	* config/i386/i386.c (x86_output_mi_thunk): Add memory case
	for sibling-tail-calls.
	* config/i386/i386.md (sibcall_insn_operand): Add memory-constrain
	to its use.
	* config/i386/predicates.md (sibcall_memory_operand): New predicate.
	(sibcall_insn_operand): Add check for sibcall_memory_operand.

	PR target/60104
	* gcc.target/i386/sibcall-1.c: New test.
	* gcc.target/i386/sibcall-2.c: New test.
	* gcc.target/i386/sibcall-3.c: New test.
	* gcc.target/i386/sibcall-4.c: New test.

From-SVN: r211089

	PR libstdc++/61011
	* configure.ac (--disable-libstdcxx): Set noconfigdirs correctly.
	Disable libcilkrts, libitm, libsanitizer when not building libstdc++.
	* configure: Regenerate.

From-SVN: r211087

	* doc/xml/manual/appendix_contributing.xml (list.copyright): Replace
	Benjamin's old email address.

From-SVN: r211086