PR middle-end/56461
	* ipa-pure-const.c (propagate): Use FOR_EACH_FUNCTION instead of
	FOR_EACH_DEFINED_FUNCTION when freeing state.

From-SVN: r196322

	PR middle-end/56461
	* df-scan.c (df_insn_delete): Use df_scan_free_mws_vec before
	pool_free.
	(df_insn_rescan_debug_internal): Use df_scan_free_mws_vec before
	overwriting it.

From-SVN: r196321

	PR middle-end/56461
	* ipa-cp.c (decide_whether_version_node): Call vec_free on
	known_aggs[i].items and release known_aggs vector.

From-SVN: r196320

	PR middle-end/56461
	* ipa-reference.c (propagate): Free node_info even for alias nodes.

From-SVN: r196319

	PR c++/56358
	PR c++/56323
	* name-lookup.c (do_class_using_decl): Use ctor_identifier instead
	of the base name for inheriting ctors.
	(push_class_level_binding_1): Remove inheriting ctor handling.
	* pt.c (tsubst_decl) [USING_DECL]: Likewise.
	* class.c (add_implicitly_declared_members): Adjust.

From-SVN: r196316

 *  gcc/config/microblaze/microblaze.c (microblaze_emit_compare):
     Use xor for EQ/NE comparisions
 *  gcc/config/microblaze/microblaze.md (cstoresf4): Add constraints
     (cbranchsf4): Adjust operator to comparison_operator

From-SVN: r196315

	PR middle-end/56461
	* tree-flow.h (edge_var_map_vector): Change into va_heap, vl_embed
	vector.
	* tree-ssa.c (redirect_edge_var_map_add): Use vec_safe_reserve and
	vec_safe_push, always update *slot.
	(redirect_edge_var_map_clear): Use vec_free.
	(redirect_edge_var_map_dup): Use vec_safe_copy and vec_safe_reserve.
	(free_var_map_entry): Use vec_free.
	* tree-cfgcleanup.c (remove_forwarder_block_with_phi): Use
	FOR_EACH_VEC_SAFE_ELT instead of FOR_EACH_VEC_ELT.

From-SVN: r196313

	* make_sunver.pl: Enforce C locale.

From-SVN: r196309

re PR middle-end/45472 ([Middle-end volatile semantics] ICE: in move_op_ascend, at sel-sched.c:6124 with -fselective-scheduling2)

        PR middle-end/45472

	gcc/
        * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
        when the may_trap_p bit of the exprs being merged differs.

        Reorder tests for speculativeness in the logical and operator.

	testsuite/
	* gcc.dg/45472.c: New test.

From-SVN: r196308

incpath.c (add_standard_paths): Use reconcat instead of concat where appropriate and avoid leaking memory.

	* incpath.c (add_standard_paths): Use reconcat instead of concat
	where appropriate and avoid leaking memory.

From-SVN: r196306

	* opts.h: Include obstack.h.
	(opts_concat): New prototype.
	(opts_obstack): New declaration.
	* opts.c (opts_concat): New function.
	(opts_obstack): New variable.
	(init_options_struct): Call gcc_init_obstack on opts_obstack.
	(finish_options): Use opts_concat instead of concat
	and XOBNEWVEC instead of XNEWVEC.
	* opts-common.c (generate_canonical_option, decode_cmdline_option,
	generate_option): Likewise.
	* Makefile.in (OPTS_H): Depend on $(OBSTACK_H).
	* lto-wrapper.c (main): Call gcc_init_obstack on opts_obstack.

From-SVN: r196305

	PR target/56455
	* stmt.c (expand_switch_as_decision_tree_p): If flag_pic
	and ASM_OUTPUT_ADDR_DIFF_ELT isn't defined, return true.

From-SVN: r196304

From-SVN: r196300

	PR libstdc++/56012
	* include/bits/atomic_base.h (atomic_flag): Fix narrowing conversion.
	* testsuite/29_atomics/atomic/operators/56012.cc: New.

	PR libstdc++/56011
	* include/std/atomic (atomic<bool>::operator=(bool) volatile): Add
	missing overload.
	* testsuite/29_atomics/atomic/operators/56011.cc: New.

From-SVN: r196296

	PR middle-end/56461
	* lra-spills.c (lra_spill): Free spill_hard_reg at the end.

From-SVN: r196294

        * config/arm/arm.c (const_ok_for_dimode_op): Back out last change.
        (arm_block_move_unaligned_straight): Likewise.
        (arm_adjust_block_mem): Likewise.

From-SVN: r196293

        PR target/54662
        * config/mep/t-mep (mep-pragma.o): Use ALL_COMPILERFLAGS instead of
        ALL_CFLAGS.

From-SVN: r196291

        PR target/54640
        * config/arm/arm.c (const_ok_for_dimode_op): Make code consistent
        for HOST_WIDE_INT of 32 bit / same size as int.
        (arm_block_move_unaligned_straight): Likewise.
        (arm_adjust_block_mem): Likewise.

From-SVN: r196290

        PR target/54639
        * config/mn10300/mn10300.c (mn10300_expand_epilogue): Avoid offset
        type promotion to unsigned.

From-SVN: r196289

        PR target/52550
        * config/tilegx/tilegx.c (tilegx_expand_prologue):
        Remove unused variable cfa_offset.
        * config/tilepro/tilepro.c (tilepro_expand_prologue): Likewise.

From-SVN: r196288

        PR target/52501
        * config/cr16/cr16-protos.h: Move end of RTX_CODE guard below end
        of prologue/epilogue functions.

From-SVN: r196287

        PR target/52500
        * config/c6x/c6x.c (dbx_register_map): Change to unsigned.
        * config/c6x/c6x.h (dbx_register_map): Update declaration.

From-SVN: r196286

        PR target/48901
        * config/lm32/lm32.c (gen_int_relational): Remove unused variables
        temp, cond and label.
        * config/lm32/lm32.md (ashlsi3): Remove unused variable one.

From-SVN: r196285

2013-02-26  David Binderman  <dcb314@hotmail.com>

	PR c++/55632
	* decl.c (grokdeclarator): Tidy publicp assignment.

From-SVN: r196284

	PR c++/56419
	* semantics.c (begin_transaction_stmt): Set TREE_SIDE_EFFECTS.
	(build_transaction_expr): Same.

From-SVN: r196282

re PR tree-optimization/56426 (Segmentation fault in find_var_scev_info, at tree-scalar-evolution.c:358)

2013-02-26  Marek Polacek  <polacek@redhat.com>

        PR tree-optimization/56426
        * tree-ssa-loop.c (tree_ssa_loop_init): Always call
        scev_initialize.

From-SVN: r196281

2013-02-26  Richard Biener  <rguenther@suse.de>

	PR target/56444
	* config/mn10300/mn10300.c (mn10300_scan_for_setlb_lcc): Remove
	unused variable loops.

From-SVN: r196280

	PR tree-optimization/56448
	* fold-const.c (operand_equal_p) <case tcc_reference>: Don't look at
	TREE_SIDE_EFFECTS if flags contain OEP_CONSTANT_ADDRESS_OF.
	Clear OEP_CONSTANT_ADDRESS_OF from flags before recursing on second or
	later operands of the references, or even first operand for
	INDIRECT_REF, TARGET_MEM_REF or MEM_REF.

	* gcc.c-torture/compile/pr56448.c: New test.

From-SVN: r196278

	PR tree-optimization/56443
	* tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
	overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
	to type_for_mode langhook.

	* gcc.dg/torture/pr56443.c: New test.

From-SVN: r196277

	* configure.ac: Check for __cxa_thread_atexit_impl.
	* libsupc++/atexit_thread.cc (__cxa_thread_atexit): Just forward
	to it if available.
	* config.h.in, configure: Regenerate.

From-SVN: r196276

	PR c++/56377
	* pt.c (fn_type_unification): Wait to call push_tinst_level until
	we know what args we're looking at.

From-SVN: r196275

	PR c++/56438
	* semantics.c (potential_constant_expression_1): In C++98, a cast
	to non-integral type can't be a constant expression.

From-SVN: r196274

From-SVN: r196273

gcc/
2013-02-25  Matt Turner  <mattst88@gmail.com>

	* doc/invoke.texi: Document r4700.

From-SVN: r196270

From-SVN: r196268

	* bootstrap-asan.mk (POSTSTAGE1_LDFLAGS): Add
	-B$$r/prev-$(TARGET_SUBDIR)/libsanitizer/asan/.

From-SVN: r196264

2013-02-25  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/56175
	* tree-ssa-forwprop.c (hoist_conversion_for_bitop_p): New predicate,
	split out from ...
	(simplify_bitwise_binary): ... here.  Also guard the conversion
	of (type) X op CST to (type) (X op ((type-x) CST)) with it.

	* gcc.dg/tree-ssa/forwprop-24.c: New testcase.

From-SVN: r196263

	PR c++/56403
	* init.c (build_zero_init_1): Use RECORD_OR_UNION_CODE_P instead
	of CLASS_TYPE_P.

	* g++.dg/torture/pr56403.C: New test.

From-SVN: r196260

	Revert microMIPS patch.

From-SVN: r196259

2013-02-25  Tom de Vries  <tom@codesourcery.com>

	PR rtl-optimization/56131
	* insn-notes.def (INSN_NOTE_BASIC_BLOCK): Update comment.
	* cfgrtl.c (delete_insn): Don't reorder NOTE_INSN_DELETED_LABEL and
	NOTE_INSN_BASIC_BLOCK if BLOCK_FOR_INSN == NULL.

From-SVN: r196255