libgcc/

	PR libstdc++/51296
	PR libstdc++/51906
	* gthr-posix.h: Allow static initializer macros to be disabled.
	(__gthrw_pthread_cond_init): Define weak reference unconditionally.

libstdc++-v3/

	PR libstdc++/51296
	* include/std/mutex (__mutex_base::~__mutex_base): Declare noexcept.
	* src/c++11/condition_variable.cc (condition_variable): Use macro for
	initializer function.

	PR libstdc++/51906
	* config/os/bsd/darwin/os_defines.h: Disable static initializer for
	recursive mutexes.

From-SVN: r183955

2012-02-07  Tobias Burnus  <burnus@net-b.de>

        PR fortran/51514
        * trans-expr.c (gfc_conv_procedure_call): Add _data component
        for calls of scalar CLASS actuals to TYPE dummies.

2012-02-07  Tobias Burnus  <burnus@net-b.de>

        PR fortran/51514
        * gfortran.dg/class_to_type_2.f90: New.

From-SVN: r183954

        * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
        adding __forwarder_dst__ prefix if a forwarder_section attribute is
        present.
        (epiphany_function_type): Replace types for specific interrupts with
        EPIPHANY_FUNCTION_INTERRUPT.
        (EPIPHANY_INTERRUPT_P): Update.
        * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
        New static function.
        (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
        <disinterrupt>: Affects type identity.
        (epiphany_handle_interrupt_attribute): Handle variable number of
        arguments.
        (epiphany_compute_function_type): Update for new
        epiphany_function_type definition.
        (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
        handlers with a longcall forwarder.
        (epiphany_start_function): Handle multiple interrupt arguments and/or
        forwarder_section attribute.

From-SVN: r183953

From-SVN: r183951

	PR target/52107
	* config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
	subregs of TFmode.

From-SVN: r183945

2012-02-06  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR tree-optimization/50969
	* tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
	use vec_perm rather than vector_stmt.
	(vect_model_load_cost): Likewise.
	* config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
	vec_perm to be the same as other vector statements.
	* config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
	cost of vec_perm for TARGET_VSX.

From-SVN: r183944

2012-02-06  Thomas König  <tkoenig@gcc.gnu.org>

	PR fortran/32373
	* gfortran.dg/vect/vect-8.f90:  Use vect_double effective target.
	Remove module.

From-SVN: r183943

	PR libstdc++/52128
	* src/c++11/future.cc: Add explicit instantiation.

From-SVN: r183942

	* include/debug/safe_iterator.h
	(_Safe_iterator::_M_before_dereferenceable): Avoid the expensive
	creation of a _Safe_iterator instance to do the check.

From-SVN: r183941

	PR c++/52088
	* cvt.c (build_expr_type_conversion): Check for template conversion.

From-SVN: r183940

2012-02-06  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/52115
	* tree-sra.c (access_has_replacements_p): New function.
	(sra_modify_assign): Use it to decide whether a use is uninitialized.

	* gcc.c-torture/compile/pr52115.c: New testcase.

From-SVN: r183937

re PR middle-end/52047 ([trans-mem] ICE: SIGSEGV in execute_tm_mark (trans-mem.c:2270) with -O -fgnu-tm -fprefetch-loop-arrays)

        PR middle-end/52047
        * trans-mem.c (expand_call_tm): Add an assertion.
        * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
        functions.

From-SVN: r183936

re PR tree-optimization/50955 (IVopts incorrectly rewrite the address of a global memory access into a local form.)

2012-02-06  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/50955
	* tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
	raise cost of expressions that replace an address with an
	expression based on a different pointer.

From-SVN: r183934

	PR target/52129
	* calls.c (mem_overlaps_already_clobbered_arg_p): If val is
	CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.

	* gcc.c-torture/execute/pr52129.c: New test.

From-SVN: r183933

2012-02-06  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c/52118
	* c.opt ([Wunused-local-typedefs]): Fix description.

From-SVN: r183932

2012-02-06  Andrey Belevantsev  <abel@ispras.ru>

      * gcc.dg/pr48374.c: Actually add the test I forgot
      in the 2012-01-25 commit.

From-SVN: r183928

	PR c++/48680
	* doc/invoke.texi (C++ Dialect Options): Use @option markup for
	-Weffc++ and specify guidelines come from second edition.

From-SVN: r183926

From-SVN: r183925

	PR libstdc++/52104
	* include/std/future (__future_base::_Async_state_common): Define
	destructor inline for targets without TLS.
	* src/c++11/future.cc (__future_base::_Async_state_common): Only
	define destructor for TLS targets.

From-SVN: r183920

From-SVN: r183918

2012-02-05  Thomas König  <tkoenig@gcc.gnu.org>

	PR fortran/32373
	* gfortran.dg/vect/vect-8.f90:  New test case.

From-SVN: r183917

2012-02-05  Thomas König  <tkoenig@gcc.gnu.org>

	PR fortran/48847
	* trans-decl.c:  Warn about unused dummy procedure arguments
	if -Wunused-dummy-argument is specified.  Suppress middle-end
	warnings about procedure arguments.

2012-02-05  Thomas König  <tkoenig@gcc.gnu.org>

	PR fortran/48847
	* gfortran.dg/warn_unused_dummy_argument_3.f90:  New test.

From-SVN: r183916

re PR fortran/52102 ([OOP] Wrong result with ALLOCATE of CLASS components with array constructor SOURCE-expr)

2012-02-05  Paul Thomas  <pault@gcc.gnu.org>

	* trans-array.c (gfc_array_allocate): Zero memory for all class
	array allocations.
	* trans-stmt.c (gfc_trans_allocate): Ditto for class scalars.

	PR fortran/52102
	* trans-stmt.c (gfc_trans_allocate): Before correcting a class
	array reference, ensure that 'dataref' points to the _data
	component that is followed by the array reference..

2012-02-05  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/52102
	* gfortran.dg/class_48.f90 : Add test of allocate class array
	component with source in subroutine test3.  Remove commenting
	out in subroutine test4, since branching on unitialized variable
	is now fixed (no PR for this last.).

From-SVN: r183915

	PR libstdc++/51956
	* python/libstdcxx/v6/printers.py (StdPointerPrinter): Rename to...
	(SharedPointerPrinter): This. Also show weak count.
	* testsuite/libstdc++-prettyprinters/shared_ptr.cc: New.

From-SVN: r183914

	* config/mips/mips.md (sibcall_internal, sibcall_value_internal)
	(sibcall_value_multiple_internal, call_split, call_internal_direct)
	(call_direct_split, call_value_split, call_value_internal_direct)
	(call_value_direct_split, call_value_multiple_split): Use jal and
	jal_macro attributes.

From-SVN: r183913

libgcc/
2012-02-05  Chung-Lin Tang  <cltang@codesourcery.com>

	* config.host (mips64*-*-linux*, mipsisa64*-*-linux*, mips*-*-linux*):
	Add t-slibgcc-libgcc to tmake_file.
	* config/mips/libgcc-mips16.ver: Revert previous patch.
	* config/mips/mips16.S (__mips16_rdhwr): Hide.

From-SVN: r183912

gcc/testsuite/
	* gcc.dg/tree-prof/stringop-2.c (main): Add a nomips16 attribute
	on MIPS targets.
	* gfortran.dg/pr45636.f90: XFAIL for MIPS16 targets.

From-SVN: r183911

gcc/testsuite/
	PR target/52125
	* lib/target-supports.exp (check_effective_target_mips_rel): New.
	* gcc.dg/pr48774.c: Skip on MIPS REL targets.

From-SVN: r183910

gcc/testsuite/
	* lib/target-supports.exp (check_effective_target_mips_llsc): New.
	(check_effective_target_sync_int_long): Use it.
	(check_effective_target_sync_char_short): Likewise.
	* gcc.target/mips/atomic-memory-1.c: Restrict error check to mips_llsc.

From-SVN: r183909

gcc/
	* reload1.c (reload_regs_reach_end_p): Replace with...
	(reload_reg_rtx_reaches_end_p): ...this function.
	(new_spill_reg_store): Update commentary.
	(emit_input_reload_insns): Don't clear new_spill_reg_store here.
	(emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
	before setting new_spill_reg_store.
	(emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
	Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
	Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
	for non-spill reload registers.

From-SVN: r183908

From-SVN: r183907

	* testsuite/20_util/shared_ptr/cons/weak_ptr_expired.cc: Modify to
	PASS instead of XFAIL.

From-SVN: r183906

2012-02-05  Jeffrey Yasskin  <jyasskin@gcc.gnu.org>
	    Paolo Carlini  <paolo.carlini@oracle.com>

	PR libstdc++/52119
	* include/std/limits (__glibcxx_min): Fix to avoid undefined behavior.

From-SVN: r183905

2012-02-05  Tobias Burnus  <burnus@net-b.de>

        PR fortran/51972
        * gfortran.dg/class_48.f90: Add some further checks.

From-SVN: r183904

        PR tree-optimization/52091
        * tree-vectorizer.h (vect_is_simple_use): Add an argument.
        (vect_is_simple_use_1): Likewise.
        * tree-vect-loop.c (vectorizable_reduction): Update calls
        to vect_is_simple_use_1 and vect_is_simple_use.
        (vectorizable_live_operation): Likewise.
        * tree-vect-patterns.c (widened_name_p,
        vect_recog_vector_vector_shift_pattern, check_bool_pattern):
        Likewise.
        * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
        vectorizable_call, vectorizable_conversion,
        vectorizable_assignment, vectorizable_shift,
        vectorizable_operation, vectorizable_store, vectorizable_load):
        Likewise.
        (vect_is_simple_cond): Add an argument, pass it to
        vect_is_simple_use_1.
        (vectorizable_condition): Update calls to vect_is_simple_cond,
        vect_is_simple_use.
        (vect_is_simple_use): Add an argument, the statement in which
        OPERAND is used.  Check that if OPERAND's def stmt is a double
        reduction phi node, the use is a phi node too.
        (vect_is_simple_use_1): Add an argument, pass it to
        vect_is_simple_use.
        * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
        to vect_is_simple_use.

From-SVN: r183902

From-SVN: r183900

	PR rtl-optimization/52095
	* modulo-sched.c (dump_insn_locator): New function.
	(loop_canon_p, sms_schedule): Use it.

From-SVN: r183895

	PR rtl-optimization/52113
	* lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
	even for decomposable shift/zext insns.

	* gcc.target/avr/pr52113.c: New test.

From-SVN: r183894

From-SVN: r183891

From-SVN: r183889