From-SVN: r181897

	PR target/50814.
	* config/sh/sh.c (expand_ashiftrt): Handle TARGET_SH2A same as
	TARGET_SH3.
	(shl_sext_kind): Likewise.
	* config/sh/sh.h (SH_DYNAMIC_SHIFT_COST): Likewise.
	* config/sh/sh.md (ashlsi3_sh2a, ashrsi3_sh2a, lshrsi3_sh2a):
	Remove.
	(ashlsi3_std): Handle TARGET_SH2A same as TARGET_SH3.
	(ashlsi3): Likewise.
	(ashrsi3_d): Likewise.
	(lshrsi3_d): Likewise.
	(lshrsi3): Likewise.

From-SVN: r181896

/cp
2011-12-01  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/51326
	* call.c (build_user_type_conversion_1): Early return NULL if
	expr is NULL_TREE.

/testsuite
2011-12-01  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/51326
	* g++.dg/inherit/crash3.C: New.

From-SVN: r181895

	PR bootstrap/51346
	* ipa-inline.c (can_inline_edge_p): If the edge E has a
	statement, use the statement's inline indicator instead
	of E's.
	Remove consistency check.

From-SVN: r181894

	2011-11-29   Diego Novillo  <dnovillo@google.com>

		* gimple.c (gimple_call_set_cannot_inline): Move from gimple.h.
		Update field call_stmt_cannot_inline_p from call
		graph edge, if needed.
		* gimple.h (gimple_call_set_cannot_inline): Move to gimple.c.

From-SVN: r181893

	PR gcov-profile/51113
	* coverage.c (build_var): Keep coverage variables static.

	testsuite/
	* lib/gcov.exp (verify-lines): Add support for xfailing.
	(run-gcov): Likewise.
	* gcc.misc-tests/gcov-13.c: Xfail weak function.
	* gcc.misc-tests/gcov-16.c: Remove.
	* gcc.misc-tests/gcov-17.c: Remove.
	* g++.dg/gcov-8.C: Remove.
	* g++.dg/gcov-9.C: Remove.
	* g++.dg/gcovpart-12b.C: New.
	* g++.dg/gcov-12.C: New.

From-SVN: r181892

re PR tree-optimization/51356 (FAIL: gfortran.dg/anyallcount_1.f90  -O3  (internal compiler error) on powerpc-apple-darwin9 with -m32)

	PR tree-optimization/51356
	* tree-vect-patterns.c (vect_recog_bool_pattern): Give up if
	vectype doesn't have VECTOR_MODE_P.

From-SVN: r181891

	PR debug/50317
	* tree-ssa-dce.c (remove_dead_stmt): Add a debug stmt when removing
	as unnecessary a store to a variable with gimple reg type.
	* tree-ssa-live.c (remove_unused_locals): Clear TREE_ADDRESSABLE bit
	on local unreferenced variables.
	* cfgexpand.c (expand_gimple_basic_block): Don't emit DEBUG_INSNs
	for !target_for_debug_bind variables.

From-SVN: r181890

From-SVN: r181889

re PR middle-end/51273 (ICE: vector VEC(inline_summary_t,base) index domain error, in inline_summary at ipa-inline.h:193 with -O -fgnu-tm, transaction_safe and overloaded contructor)

PR middle-end/51273
        * cgraph.h (cgraph_call_node_duplication_hooks): Declare.
        * cgraph.c (cgraph_call_node_duplication_hooks): Make global.
        * cgraphunit.c (cgraph_copy_node_for_versioning): Call it.

From-SVN: r181887

2011-12-01  Andrew Pinski  <apinski@cavium.com>

	PR lto/51198
	* tree.c (free_lang_data_in_decl): Clear FIELD_DECL's
	DECL_INITIAL also.

2011-12-01  Andrew Pinski  <apinski@cavium.com>

	PR lto/51198
	* g++.dg/torture/pr51198.C: New testcase.

From-SVN: r181886

From-SVN: r181885

	PR tree-optimization/51246
	* tree-predcom.c (replace_ref_with): Handle also clobber on the
	rhs.

	* gcc.c-torture/compile/pr51246.c: New test.

From-SVN: r181884

re PR rtl-optimization/51014 (ICE: in apply_opt_in_copies, at loop-unroll.c:2283 with -O2 -g -funroll-loops)

	PR rtl-optimization/51014
	* loop-unroll.c (apply_opt_in_copies): Ignore label DEBUG_INSNs
	both from bb and orig_bb.

	* g++.dg/opt/pr51014.C: New test.

From-SVN: r181883

	* lto-lang.c (lto_attribute_table): Handle *tm regparm.
	(ignore_attribute): New.

From-SVN: r181882

2011-12-01  Janne Blomqvist  <jb@gcc.gnu.org>

	* module.c (dt_lower_string): Make static.
	(dt_upper_string): Likewise.

From-SVN: r181881

re PR tree-optimization/50802 (FAIL: gcc.c-torture/execute/arith-rand-ll.c execution at -O2 and -Os)

        PR tree-optimization/50802
        * tree-vrp.c (simplify_conversion_using_ranges): Rewrite test
        considering what happens to ranges during sign changes and/or
        intermediate narrowing conversions.

From-SVN: r181880

2011-12-01  Janne Blomqvist  <jb@gcc.gnu.org>

	PR fortran/25708
	* module.c (parse_string): Read string into resizable array
	instead of parsing twice and seeking.
	(peek_atom): New implementation avoiding seeks.
	(require_atom): Save and set column and line explicitly for error
	handling.

From-SVN: r181879

	PR bootstrap/51201
	* gcc-interface/Make-lang.in: Initialize RTS_DIR with = instead of :=.

From-SVN: r181877

/cp
2011-12-01  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/51367
	* pt.c (unify_inconsistency): Use either %qT or %qE depending on
	whether parm is a type or non-type parameter.

/cp
2011-12-01  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/51367
	* g++.dg/template/error47.C: New.

From-SVN: r181876

2011-12-01  Janne Blomqvist  <jb@gcc.gnu.org>

	* misc.c (gfc_open_file): Don't call stat.

From-SVN: r181875

From-SVN: r181874

	PR c++/51009
	* name-lookup.c (push_to_top_level): Set stmts_are_full_exprs_p.
	* decl.c (build_aggr_init_full_exprs): Just assert that it's true.
	(check_initializer): Here too.

From-SVN: r181872

re PR other/51272 (ld: Unsatisfied symbol "_ITM_registerTMCloneTable" in file /test/gnu/gcc/objdir/)

	PR other/51272
	* config/pa/stublib.c (_ITM_registerTMCloneTable): New stub.
	(_ITM_deregisterTMCloneTable): Likewise.
	(__register_frame_info): Fix unused warning.
	(__deregister_frame_info, __cxa_finalize, _Jv_RegisterClasses,
	pthread_default_stacksize_np): Likewise.
	* config/pa/t-stublib (LIBGCCSTUB_OBJS): Add new objects and rules.

From-SVN: r181870

2011-11-30  Benjamin Kosnik  <bkoz@redhat.com>

        * acinclude.m4 (GLIBCXX_ENABLE_ATOMIC_BUILTINS): Remove
        size-specific macros. _GLIBCXX_ATOMIC_BUILTINS_1,
        _GLIBCXX_ATOMIC_BUILTINS_2, _GLIBCXX_ATOMIC_BUILTINS_4,
        _GLIBCXX_ATOMIC_BUILTINS_8. Use _GLIBCXX_ATOMIC_BUILTINS to
        indicate use of C++11 atomic builtins.
        * config.h.in: Regenerate.
        * configure: Regenerate.
        * include/Makefile.am (bits_sup_headers): Add atomic_lockfree_defines.h.
        * include/Makefile.in: Regenerate.
        * libsupc++/Makefile.am: Compile C++11 support with -std=gnu++0x.
        * libsupc++/Makefile.in: Regenerate.

        * include/bits/atomic_base.h: Move lock-free property macros...
        * libsupc++/atomic_lockfree_defines.h: ...here.
        * include/std/future: Use C++11 macros.
        * libsupc++/eh_ptr.cc: Same.
        * libsupc++/eh_throw.cc: Same.
        * libsupc++/exception: Same.
        * libsupc++/exception_ptr.h: Same.
        * libsupc++/guard.cc: Same.
        * libsupc++/nested_exception.cc: Same.
        * libsupc++/nested_exception.h: Same.
        * src/future.cc: Same.

        * include/ext/atomicity.h: Use _GLIBCXX_ATOMIC_BUILTINS.

        * doc/doxygen/user.cfg.in
        * doc/xml/manual/concurrency_extensions.xml

        * testsuite/18_support/exception_ptr/lifespan.cc
        * testsuite/lib/libstdc++.exp

From-SVN: r181869

	PR middle-end/50283
	* config/pa/pa.md (in_branch_delay): Disallow frame related insns.
	(in_nullified_branch_delay): Likewise.
	(in_call_delay): Likewise.

From-SVN: r181868

From-SVN: r181867

On several ABIs, the first register parameter is the same as
the return value register.  Moving the action parameter first
avoids the need for register shuffling on these targets.

        * libitm_i.h (GTM_longjmp): Swap first and second arguments.
        * beginend.c (_ITM_abortTransaction): Update to match.
        (GTM::gtm_thread::restart): Likewise.
        * config/alpha/sjlj.S (GTM_longjmp): Likewise.
        * config/x86/sjlj.S (GTM_longjmp): Likewise.

From-SVN: r181863

        * predict.c (expr_expected_value_1): Assume compare-and-swap builtin
        boolean return is true.

From-SVN: r181862

re PR rtl-optimization/51044 (gfortran.dg/alloc_comp_class_2.f90  gfortran.dg/widechar_intrinsics_10.f90 -O1 ICE)

	PR rtl-optimization/51044
	* dse.c (emit_inc_dec_insn_before): Ensure new_insn is an instruction
	rather than just insn body.

From-SVN: r181861

re PR target/50725 (-O3 -mstackrealign -march=core2 generates invalid prologue code in callee procedure)

	PR target/50725
	* function.c (thread_prologue_and_epilogue_insns): If
	stack_realign_drap, add drap_reg to SET_UP_BY_PROLOGUE
	regset.

	* gcc.target/i386/pr50725.c: New test.

From-SVN: r181860

	PR middle-end/51089
	* tree-eh.c (cleanup_empty_eh_merge_phis): Add check to
	avoid creating duplicate edges here.
	(cleanup_empty_eh_unsplit): And remove it in the caller.

	* gfortran.dg/gomp/pr51089.f90: New test.

From-SVN: r181859

2011-11-30  Andrew Pinski  <apinski@cavium.com>

	PR c/51321
	* c-parser.c (c_parser_postfix_expression): Check groktypename results
	before looking at the main variant.

2011-11-30  Andrew Pinski  <apinski@cavium.com>

	* gcc.dg/pr51321.c: New testcase.

From-SVN: r181857

re PR rtl-optimization/48721 (ICE: verify_flow_info failed: missing barrier after block 6 with -foptimize-sibling-calls -fsched2-use-superblocks)

	PR rtl-optimization/48721
	* sched-deps.c (sched_analyze_insn): For SIBLING_CALL_P set
	reg_pending_barrier to TRUE_BARRIER.

	* gcc.target/i386/pr48721.c: New test.

From-SVN: r181856

re PR rtl-optimization/48721 (ICE: verify_flow_info failed: missing barrier after block 6 with -foptimize-sibling-calls -fsched2-use-superblocks)

	PR rtl-optimization/48721
	* sched-ebb.c (begin_move_insn): Insert empty unreachable
	block after BARRIER if insn is followed by it.

From-SVN: r181855

/cp
2011-11-30  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/51299
	* rtti.c (ifnonnull): Use nullptr_node.
	(build_dynamic_cast_1): Call cp_truthvalue_conversion instead
	of c_common_truthvalue_conversion.

/testsuite
2011-11-30  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/51299
	* g++.dg/warn/Wzero-as-null-pointer-constant-4.C: New.

From-SVN: r181854

	* config/sparc/sparc-opts.h (enum sparc_memory_model_type): New.
	* config/sparc/sparc.opt (mmemory-model=): New option.
	* doc/invoke.texi (Sparc Options): Document it.
	* config/sparc/sparc.c (sparc_option_override): Provide default
	for sparc_memory_model.
	(sparc_emit_membar_for_model): Omit barrier combinations that are
	implied by the memory model.

From-SVN: r181853

        * config/sparc/sync.md (I124MODE): New mode iterator.
        (memory_barrier): Remove.
        (atomic_exchangesi): New.
        (swapsi): Rename from *swapsi.
        (atomic_test_and_set<I124MODE>): New.
        (ldstubqi): Rename from *ldstubqi, merge with expander.
        (ldstub<I24MODE>): Rename from *ldstub<I24MODE>, merge with expander.
        (sync_lock_test_and_setsi): Remove.
        (sync_lock_test_and_set<I12MODE>): Remove.

From-SVN: r181852

        * config/sparc/constraints.md ("w"): New.
        * config/sparc/predicates.md (mem_noofs_operand): New.
        * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): Make static.
        Generate the boolean result of the atomic_compare_exchange.
        (sparc_expand_compare_and_swap): New.
        * config/sparc/sync.md (atomic_compare_and_swap<I>): New.
        (atomic_compare_and_swap<I48MODE>_1): Rename from
        *sync_compare_and_swap<I48MODE>, use mem_noofs_operand.
        (*atomic_compare_and_swapdi_v8plus): Rename from
        *sync_compare_and_swapdi_v8plus, use mem_noofs_operand.
        (sync_compare_and_swap<I12MODE>): Remove.
        (sync_compare_and_swap<I48MODE>): Remove.

From-SVN: r181851

        * config/sparc/predicates.md (register_or_v9_zero_operand): New.
        * config/sparc/sparc.md (UNSPEC_ATOMIC): New.
        * config/sparc/sync.md (atomic_load<I>): New.
        (atomic_loaddi_1, atomic_store<I>, atomic_storedi_1): New.

From-SVN: r181849