PR middle-end/55030
	* gcc.dg/guality/pr36728-1.c, gcc.dg/guality/pr36728-2.c (foo): Don't
	use volatile asms, use plain asms.   Where the output value for the
	asm is unused, write a global variable.

From-SVN: r193803

	PR middle-end/55030
	* builtins.c (expand_builtin_setjmp_receiver): Update comment
	regarding purpose of blockage.
	* emit-rtl.c [!HAVE_blockage] (gen_blockage): Similarly for
	the head comment.
	* rtlanal.c (volatile_insn_p): Ditto.
	* doc/md.texi (blockage): Update similarly.  Change wording to
	require one of two forms, rather than implying a wider choice.
	* cse.c (cse_insn): Where checking for blocking insns, use
	volatile_insn_p instead of manual check for volatile ASM.
	* dse.c (scan_insn): Ditto.
	* cselib.c (cselib_process_insn): Ditto.

From-SVN: r193802

From-SVN: r193801

	* gcc.target/i386/sw-1.c (dg-options): Add -mtune=generic.

From-SVN: r193798

	* config/i386/sse.md (<sse>_loadu<ssemodesuffix><avxsizesuffix>):
	Do not depend on TARGET_SSE_TYPELESS_STORES.
	(<sse2>_loaddqu<avxsizesuffix>): Ditto.
	(<sse>_storeu<ssemodesuffix><avxsizesuffix>): Fix handling of
	TARGET_SSE_TYPELESS_STORES.
	(<sse2>_storedqu<avxsizesuffix>): Ditto.

From-SVN: r193797

2012-11-25  Tobias Burnus  <burnus@net-b.de>

        PR libquadmath/55462
        * strtod/strtod_l.c (round_and_return): Use HAVE_FENV_H
        instead of nonexisting HAVE_GET_ROUNDING_MODE.

From-SVN: r193796

2012-11-25  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/30146
	* frontend-passes.c (doloop_warn):  New function.
	(doloop_list):  New static variable.
	(doloop_size):  New static variable.
	(doloop_level):  New static variable.
	(gfc_run_passes): Call doloop_warn.
	(doloop_code):  New function.
	(doloop_function):  New function.
	(gfc_code_walker):  Keep track of DO level.

2012-11-25  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/30146
	* gfortran.dg/do_check_6.f90:  New test.

From-SVN: r193793

From-SVN: r193791

From-SVN: r193790

gcc/
	* doc/tm.texi.in (DELAY_SLOTS_FOR_EPILOGUE): Remove documentation.
	(ELIGIBLE_FOR_EPILOGUE_DELAY): Likewise.
	* doc/tm.texi: Regenerate.
	* reorg.c (fill_simple_delay_slots): Remove code conditional on
	DELAY_SLOTS_FOR_EPILOGUE being defined.
	(make_return_insns, dbr_schedule): Likewise.
	* system.h (DELAY_SLOTS_FOR_EPILOGUE): Poison.
	(ELIGIBLE_FOR_EPILOGUE_DELAY): Likewise.

From-SVN: r193787

/cp
2012-11-24  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/55446
	* init.c (build_vec_init): Do not early return error_mark_mode
	when integer_all_onesp (maxindex).

/testsuite
2012-11-24  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/55446
	* g++.dg/init/new41.C: New.

From-SVN: r193785

From-SVN: r193783

From-SVN: r193781

2012-11-24  Matthias Klose  <doko@ubuntu.com>

        * gcc/config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use
        x86_64-linux-gnux32 as multiarch name for x32.

From-SVN: r193779

2012-11-24  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/55314
	* resolve.c (resolve_allocate_deallocate):  Compare all
	subscripts when deciding if to reject a (de)allocate
	statement.

2012-11-24  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/55314
	* gfortran.dg/allocate_error_4.f90:  New test.

From-SVN: r193778

	* lib/gcc-gdb-test.exp (gdb-test): Pass -- as first argument
	to send_log.

From-SVN: r193777

2012-11-24  Matthias Klose  <doko@ubuntu.com>

        * configure.ac (multiarch): Use $enableval instead of $withval.
        * configure: Regenerate.
        * config/i386/t-kfreebsd (MULTILIB_OSDIRNAMES): Filter out x32.

From-SVN: r193776

	PR bootstrap/55455
	* quadmath-rounding-mode.h (get_rounding_mode): Don't pass
	void to fegetround.

From-SVN: r193775

From-SVN: r193774

From-SVN: r193771

2012-11-23  Tobias Burnus  <burnus@net-b.de>
            Joseph Myers  <joseph@codesourcery.com>

        * quadmath-rounding-mode.h: New.
        * printf/fpioconst.c: Update from GLIBC. Fix strtod rounding.
        * printf/fpioconst.h: Ditto.
        * printf/printf_fp.c (__quadmath_printf_fp): Update from GLIBC.
        Make printf respect the rounding mode for decimal output.
        * printf/printf_fphex.c (__quadmath_printf_fphex): Update from
        GLIBC.  Make printf respect the rounding mode for hex output.
        * strtod/strtod_l.c: Update from GLIBC. Make strtod respect the
        rounding mode. Fix strtod handling of underflow.


Co-Authored-By: Joseph Myers <joseph@codesourcery.com>

From-SVN: r193770

	PR libstdc++/52680
	* acinclude.m4 (GLIBCXX_ENABLE_LIBSTDCXX_TIME): Check for usleep and
	sleep if nanosleep is not available. Bump libtool revision.
	* config.h.in: Regenerate.
	* configure: Likewise.
	* config/abi/pre/gnu.ver (GLIBCXX_3.4.18): Add __sleep_for.
	* include/std/thread (this_thread::__sleep_for): Add.
	(this_thread::yield, this_thread::sleep_until, this_thread::sleep_for):
	Declare unconditionally.
	* src/c++11/thread.cc (this_thread::__sleep_for): Define.
	* testsuite/lib/libstdc++.exp (check_v3_target_nanosleep): Rename to
	check_v3_target_sleep.
	* testsuite/lib/dg-options.exp (dg-require-nanosleep): Rename to
	dg-require-sleep.
	* testsuite/30_threads/condition_variable_any/53830.cc: Update.
	* testsuite/30_threads/this_thread/2.cc: Likewise.
	* testsuite/30_threads/this_thread/3.cc: Likewise.
	* testsuite/30_threads/this_thread/4.cc: Likewise.
	* testsuite/30_threads/async/54297.cc: Likewise.

From-SVN: r193769

	PR sanitizer/55450
	* tsan/Makefile.am (gcc_version): New.
	* tsan/Makefile.in: Regenerated.

From-SVN: r193767

2012-11-23  Tobias Burnus  <burnus@net-b.de>

        * doc/invoke.texi (-fsanitize=address): Remove obsolete
        remark.

From-SVN: r193764

	* lib/asan-dg.exp (asan_symbolize): Remove all "BFD: " prefixed lines
	from the output.

From-SVN: r193763

re PR c++/54046 (wrong control reaches end of non-void function for switch case with throw and default)

	PR c++/54046
	* Makefile.in (gimple-low.o): Depend on langhooks.h.
	* gimple-low.c: Include langhooks.c.
	(block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
	by default call lang_hooks.block_may_fallthru.
	* langhooks.h (struct lang_hooks): Add block_may_fallthru
	langhook.
	* langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
	(LANG_HOOKS_INITIALIZER): Use it.

	* cp-objcp-common.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Redefine.
	* cp-objcp-common.c (cxx_block_may_fallthru): New function.
	* cp-tree.h (cxx_block_may_fallthru): New prototype.

	* g++.dg/warn/Wreturn-type-8.C: New test.

From-SVN: r193762

	* i386-c.c (ix86_target_macros_internal): Update handling of core
	chips.
	* i386.c (DUMMY_STRINGOP_ALGS): Update
	(*_cost): Update.
	(core_cost): Copy from generic64_cost; fix stringop descriptors.
	(m_CORE2_32, m_CORE2_64, m_COREI7_32, m_COREI7_64, m_CORE2I7_32,
	m_CORE2I7_64): Remove.
	(m_CORE2, m_COREI7, m_CORE2I7): Update.
	(initial_ix86_tune_features): Update.
	(processor_target): Update.
	(ix86_option_override_internal): Update.
	(ix86_option_override_internal): Remove PROCESSOR_CORE2_64,
	PROCESSOR_COREI7_64 special cases.
	(decide_alg): Add noalign parameter; set it.
	(ix86_expand_movmem, ix86_expand_setmem): Update noalign handling.
	(ix86_issue_rate): Update.
	(ia32_multipass_dfa_lookahead): Update.
	(ix86_sched_init_global): Update.
	(get_builtin_code_for_version): Update.
	* i386.h (stringop_strategy): Add noalign flag.
	(TARGET_CORE2_32, TARGET_CORE2_64, TARGET_COREI7_32, TARGET_COREI7_64):
	Remove.
	(TARGET_CORE2, TARGET_COREI7): New.
	(enum processor_type): Remove PROCESSOR_CORE2_32, PROCESSOR_CORE2_64,
	PROCESSOR_COREI7_32, PROCESSOR_COREI7_64; add PROCESSOR_CORE2,
	PROCESSOR_COREI7.

From-SVN: r193761

	PR rtl-optimization/55388
	* alias.c (nonoverlapping_component_refs_p): Handle bitfields.
	* emit-rtl.c (adjust_address_1): Deal with VOIDmode early.
	* expmed.c (store_bit_field): Turn the call to adjust_address
	into a call to adjust_bitfield_address_size.

From-SVN: r193760

2012-11-23  Vladimir Makarov  <vmakarov@redhat.com>

	* lra.c (lra): Move init_reg_info and expand_reg_info calls before
	init_insn_recog_data.

From-SVN: r193759

re PR c++/55418 (Valgrind: Conditional jump or move depends on uninitialised value(s) in implicitly_declare_fn() method.c:1623)

2012-11-23  Markus Trippelsdorf  <markus@trippelsdorf.de>

	PR c++/55418
	* method.c (implicitly_declare_fn): Properly initialize trivial_p.

From-SVN: r193758

	PR middle-end/55430
	* gcc.dg/pr55430.c: New test.

From-SVN: r193757

From-SVN: r193756

	* tsan.c: Fix up comment formatting.
	(instrument_gimple): Ignore gimple_clobber_p stmts.
	(pass_tsan, pass_tsan_O0): Remove TODO_update_address_taken
	from todo_flags_finish.

From-SVN: r193755

	* gcc-interface/trans.c (Attribute_to_gnu) <Attr_Length>: Look through
	a view conversion from constrained to unconstrained form.

From-SVN: r193751

	* gcc-interface/decl.c (components_need_strict_alignment): New.
	(components_to_record): Do not pack the variants if one of the fields
	needs strict alignment.  Likewise for the variant part as a whole.
	Specify the position of the variants even if the size isn't specified,
	but do not specify the size of the variant part in this case.

From-SVN: r193750

	PR testsuite/52641
	* gcc.dg/unroll_5.c: Add dg-require-effective-target int32plus.
	* gcc.dg/pr55150-1.c: Same.
	* gcc.dg/torture/pr54894.c: Add size32plus.

From-SVN: r193749

re PR sanitizer/55435 ([asan] implement an attribute to disable asan instrumentation for a particular function)

	PR sanitizer/55435
	* c-common.c (handle_no_address_safety_analysis_attribute): New
	function.
	(c_common_attribute_table): Add no_address_safety_analysis.

	* asan.c (gate_asan): Don't instrument functions with
	no_address_safety_analysis attribute.
	(gate_asan_O0): Use !optimize && gate_asan ().
	* doc/extend.texi (no_address_safety_analysis): Document new
	function attribute.

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

From-SVN: r193748

	* predict.c (maybe_hot_count_p): Use threshold from profiled working
	set instead of hard limit.
	(cgraph_maybe_hot_edge_p): Invoke maybe_hot_count_p() instead of
	directly checking limit.
	* params.def (HOT_BB_COUNT_FRACTION): Remove.
	(HOT_BB_COUNT_WS_PERMILLE): New parameter.
	* invoke.texi (hot-bb-count-fraction): Remove.
	(hot-bb-count-ws-permille): Document.

Co-Authored-By: Jan Hubicka <jh@suse.cz>

From-SVN: r193747

From-SVN: r193743

2012-11-22  Vladimir Makarov  <vmakarov@redhat.com>

	PR middle-end/55430
	* lra.c: Move #include "hard-reg-set.h" before #include "rtl.h".
	(new_insn_reg): Update biggest_mode.
	(collect_non_operand_hard_regs): Check eliminable regs too.
	(initialize_lra_reg_info_element): Initialize biggest_mode.
	(add_regs_to_insn_regno_info): Ignore non-allocatable
	non-eliminable hard regs.
	(lra.c): Move setting lra_no_alloc_regs before
	init_insn_recog_data.
	* lra-constraints.c (simplify_operand_subreg): Add a comment.
	(lra_constraints): Ignore equivalent memory of
	regs occuring in paradoxical subregs.
	* lra-lives.c (lra_create_live_ranges): Add a comment.

From-SVN: r193742