tree-ssa-structalias.c (find_func_aliases_for_builtin_call): Fix handling of BUILT_IN_MEMPCPY_CHK and BUILT_IN_STPCPY_CHK.

	* tree-ssa-structalias.c (find_func_aliases_for_builtin_call): Fix
	handling of BUILT_IN_MEMPCPY_CHK and BUILT_IN_STPCPY_CHK.

From-SVN: r175682

tree-vect-loop.c (vect_determine_vectorization_factor): Handle both pattern and original statements if necessary.


        * tree-vect-loop.c (vect_determine_vectorization_factor): Handle
        both pattern and original statements if necessary.
        (vect_transform_loop): Likewise.
        * tree-vect-patterns.c (vect_pattern_recog): Update documentation.
        * tree-vect-stmts.c (vect_mark_relevant): Add new argument.
        Mark the pattern statement only if the original statement doesn't
        have its own uses.
        (process_use): Call vect_mark_relevant with additional parameter.
        (vect_mark_stmts_to_be_vectorized): Likewise.
        (vect_get_vec_def_for_operand): Use vectorized pattern statement.
        (vect_analyze_stmt): Handle both pattern and original statements
        if necessary.
        (vect_transform_stmt): Don't store vectorized pattern statement
        in the original statement.
        (vect_is_simple_use_1): Use related pattern statement only if the
        original statement is irrelevant.
        * tree-vect-slp.c (vect_get_and_check_slp_defs): Likewise.

From-SVN: r175681

From-SVN: r175678

	PR c++/49216
	* init.c (build_new_1): Pass {} down to build_vec_init.
	(build_vec_init): Handle it.

From-SVN: r175674

	DR 1207
	PR c++/49003
	* cp-tree.h (struct saved_scope): Add x_current_class_ptr,
	x_current_class_ref.
	(current_class_ptr, current_class_ref): Use them.
	* decl.c (build_this_parm): Handle getting the class type.
	* parser.c (cp_parser_late_return_type_opt): Set up 'this'
	for use within the trailing return type.

From-SVN: r175671

	* pt.c (tsubst_decl) [VAR_DECL]: In unevaluated operand,
	don't tsubst DECL_INITIAL unless our type use auto.

From-SVN: r175670

2011-06-29  François Dumont  <francois.cppdevs@free.fr>

	* include/debug/set.h, unordered_map, multiset.h, forward_list,
	unordered_set, vector, deque, string, list, multimap.h: Remove base
	class default constructor calls.
	* include/debug/map.h: Likewise and cleanup several redefinition of
	base iterator typedef.

From-SVN: r175665

	* config/i386/i386.opt (mprefer-avx128): Redefine the flag as a Mask option.
	* config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_AVX128_OPTIMAL entry.
	(TARGET_AVX128_OPTIMAL): New definition.
	* config/i386/i386.c (initial_ix86_tune_features): Initialize
	X86_TUNE_AVX128_OPTIMAL entry.
	(ix86_option_override_internal): Enable the generation
	of the 128-bit instructions when TARGET_AVX128_OPTIMAL is set.
	(ix86_preferred_simd_mode): Use TARGET_PREFER_AVX128.
	(ix86_autovectorize_vector_sizes): Use TARGET_PREFER_AVX128.

From-SVN: r175661

	PR c++/49272
	* g++.old-deja/g++.jason/rfg10.C: Accept other overflow error too.

From-SVN: r175659

	PR c++/49520
	* semantics.c (constexpr_fn_retval): Handle CLEANUP_POINT_EXPR here.
	(massage_constexpr_body): Not here.

From-SVN: r175658

	PR c++/49554
	* semantics.c (lambda_proxy_type): New.
	(build_capture_proxy): Use it.
	* cp-tree.h (DECLTYPE_FOR_LAMBDA_PROXY): New.
	* pt.c (tsubst) [DECLTYPE_TYPE]: Use them.

From-SVN: r175657

re PR rtl-optimization/49114 ([x32] Reload failed to handle (set reg:X (plus:X (subreg:X (reg:Y) 0) (const_int))))

	PR rtl-optimization/49114
	* reload.c (push_reload): Define in_subreg_loc and out_subreg_loc
	only if LIMIT_RELOAD_CLASS to avoid -Werror build breaks.

From-SVN: r175652

	PR tree-optimization/49539
	* tree-ssa-forwprop.c (can_propagate_from): Check for abnormal SSA
	names by means of stmt_references_abnormal_ssa_name.
	(associate_plusminus): Call can_propagate_from before propagating
	from definition statements.
	(ssa_forward_propagate_and_combine): Remove superfluous newline.

From-SVN: r175650

	PR c++/45923
	* class.c (explain_non_literal_class): New.
	(finalize_literal_type_property): Call it.
	* cp-tree.h: Declare it.
	* semantics.c (ensure_literal_type_for_constexpr_object): Call it.
	(is_valid_constexpr_fn): Likewise.
	(massage_constexpr_body): Split out from...
	(register_constexpr_fundef): ...here.
	(is_instantiation_of_constexpr): New.
	(expand_or_defer_fn_1): Leave DECL_SAVED_TREE alone in that case.
	(explain_invalid_constexpr_fn): New.
	(cxx_eval_call_expression): Call it.
	(potential_constant_expression_1): Likewise.  Avoid redundant errors.
	* method.c (process_subob_fn): Diagnose non-constexpr.
	(walk_field_subobs): Likewise.
	(synthesized_method_walk): Don't shortcut if we want diagnostics.
	(explain_implicit_non_constexpr): New.
	(defaulted_late_check): Use it.
	* call.c (build_cxx_call): Remember location.

From-SVN: r175646

	* method.c (maybe_explain_implicit_delete): Use pointer_set
	instead of htab.

From-SVN: r175645

	* class.c (finalize_literal_type_property): Update conditions.
	* method.c (defaulted_late_check): Set TYPE_HAS_CONSTEXPR_CTOR.

From-SVN: r175644

	* tree.c (build_vec_init_expr): Don't add TARGET_EXPR.
	* typeck2.c (digest_init_r): Handle VEC_INIT_EXPR.
	* semantics.c (cxx_eval_vec_init_1): Correct type.

From-SVN: r175643

2011-06-29  Richard Guenther  <rguenther@suse.de>

	* doc/invoke.texi: Document -scev dump modifier.
	* tree-pass.h (TDF_SCEV): New dump flag.
	* tree-dump.c (dump_option_value_in): Add scev.
	* tree-chrec.c: Replace all TDF_DETAILS checks with TDF_SCEV.
	* tree-scalar-evolution.c: Likewise.

	* gcc.dg/tree-ssa/loop-17.c: Adjust.

From-SVN: r175642

	gcc/
	* config/arm/unwind-arm.c (enum __cxa_type_match_result): New.
	(cxa_type_match): Correct declaration.
	(__gnu_unwind_pr_common): Reconstruct
	additional indirection when __cxa_type_match returns
	succeeded_with_ptr_to_base.

	libstdc++/
	* libsupc++/eh_arm.c (__cxa_type_match): Construct address of
	thrown object here.  Return succeded_with_ptr_to_base for all
	pointer cases.

From-SVN: r175641

init.c (build_value_init): Decide whether or not to zero-initialize based on user-providedness of default...

	* init.c (build_value_init): Decide whether or not to zero-initialize
	based on user-providedness of default ctor, not any ctor.
	(build_value_init_noctor): Adjust assert.

From-SVN: r175640

	DR 990
	* call.c (convert_like_real) [ck_user]: Handle value-initialization.
	(build_new_method_call_1): Likewise.
	* init.c (expand_default_init): Handle direct list-initialization
	of aggregates.

From-SVN: r175639

	* testsuite/libffi.call/cls_double_va.c: Move PR number to comment.
	* testsuite/libffi.call/cls_longdouble_va.c: Likewise.

From-SVN: r175632

re PR rtl-optimization/49114 ([x32] Reload failed to handle (set reg:X (plus:X (subreg:X (reg:Y) 0) (const_int))))

	PR rtl-optimization/49114
	* reload.c (struct replacement): Remove SUBREG_LOC member.
	(push_reload): Do not set it.
	(push_replacement): Likewise.
	(subst_reload): Remove dead code.
	(copy_replacements): Remove assertion.
	(copy_replacements_1): Do not handle SUBREG_LOC.
	(move_replacements): Likewise.
	(find_replacement): Remove dead code.  Use reload_adjust_reg_for_mode.
	Detect subregs via recursive descent instead of via SUBREG_LOC.

From-SVN: r175631

	
	* config/avr/avr.c (avr_encode_section_info): Dispatch to
	default_encode_section_info.

From-SVN: r175630

	* config/avr/avr.c (avr_encode_section_info): Dispatch to
	default_encode_section_info.

From-SVN: r175629

From-SVN: r175628

gcc/
	PR tree-optimization/49545
	* builtins.c (get_object_alignment_1): Update function comment.
	Do not use DECL_ALIGN for functions, but test
	TARGET_PTRMEMFUNC_VBIT_LOCATION instead.
	* fold-const.c (get_pointer_modulus_and_residue): Don't check
	for functions here.
	* tree-ssa-ccp.c (get_value_from_alignment): Likewise.

gcc/testsuite/
	* gcc.dg/torture/pr49169.c: Restrict to ARM and MIPS targets.

From-SVN: r175627

	* gcc.dg/inline_1.c: Remove dg-excess-errors.
	* gcc.dg/inline_2.c: Likewise.
	* gcc.dg/unroll_1.c: Likewise.

From-SVN: r175625

From-SVN: r175624

	PR libgcj/49451
	* include/private/gcconfig.h [IRIX5 && _MIPS_SZPTR == 64]
	(ELF_CLASS): Define.
	* dyn_load.c [IRIX5]: Include <elf.h>.
	Include <obj.h> for O32, <objlist.h> for N32, N64.
	[SUNOS5DL && USE_PROC_FOR_LIBRARIES] (obj_offset): Define.
	[SUNOS4 && USE_PROC_FOR_LIBRARIES] (obj_offset): Define.
	[IRIX5 && !USE_PROC_FOR_LIBRARIES] (struct link_map): Define.
	(__rld_obj_head): Declare.
	(l_next, l_addr, obj_offset): Define.
	(GC_FirstDLOpenedLinkMap): New function.
	[SUNOS4 || SUNOS5DL] (GC_register_dynamic_libraries): Also use on
	IRIX5.
	Use obj_offset.
	[IRIX5 || (USE_PROC_FOR_LIBRARIES && !LINUX]
	(GC_register_dynamic_libraries): Don't use /proc version on IRIX5.

From-SVN: r175623

	PR debug/49567
	* dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTEND>: Give up
	for non-MODE_INT modes instead of asserting the mode has MODE_INT
	class.

	* gcc.target/i386/pr49567.c: New test.

From-SVN: r175622

	PR target/34734
	* config/avr/avr.c (avr_handle_progmem_attribute): Move warning 
	about uninitialized data attributed 'progmem' from here...
	(avr_encode_section_info): ...to this new function.
	(TARGET_ENCODE_SECTION_INFO): New define.
	(avr_section_type_flags): For data in ".progmem.data", remove
	section flag SECTION_WRITE.

From-SVN: r175621

	* config/avr/t-avr (LIB1ASMFUNCS): Add _mulhisi3, _umulhisi3,
	_xmulhisi3_exit.
	* config/avr/libgcc.S (_xmulhisi3_exit): New Function.
	(__mulhisi3): Optimize if have MUL*.  Use XJMP instead of rjmp.
	(__umulhisi3): Ditto.
	* config/avr/avr.md (mulhisi3): New insn expender.
	(umulhisi3): New insn expender.
	(*mulhisi3_call): New insn.
	(*umulhisi3_call): New insn.

From-SVN: r175620

	PR libffi/46660
	* testsuite/libffi.call/cls_double_va.c: xfail dg-output on
	mips-sgi-irix6*.
	* testsuite/libffi.call/cls_longdouble_va.c: Likewise.

From-SVN: r175618

From-SVN: r175616

From-SVN: r175607

Renaming to thumb_pop at the same time.  The important part
of this is removing the text-based dwarf2out calls.

        * config/arm/arm.c (thumb_pop): Rename from thumb_pushpop.  Delete
        all code and arguments that handled pushes.  Update all callers.

From-SVN: r175606

	* config/arm/arm.c (arm_output_function_prologue): Don't call
	thumb1_output_function_prologue.
	(arm_expand_prologue): Avoid dead store.
	(number_of_first_bit_set): Use ctz_hwi.
	(thumb1_emit_multi_reg_push): New.
	(thumb1_expand_prologue): Merge thumb1_output_function_prologue
	to emit the entire prologue as rtl.
	(thumb1_output_interwork): Split out from
	thumb1_output_function_prologue.
	(thumb1_output_function_prologue): Remove.
	(arm_attr_length_push_multi): Handle thumb1.
	* config/arm/arm.md (VUNSPEC_THUMB1_INTERWORK): New.
	(prologue_thumb1_interwork): New.
	(*push_multi): Allow thumb1; use push_mult_memory_operand.
	* config/arm/predicates.md (push_mult_memory_operand): New.

From-SVN: r175605

	* config/sparc/sync.md (*stbar): Delete.
	(*membar_v8): New insn to implement UNSPEC_MEMBAR in SPARC-V8.

From-SVN: r175604

From-SVN: r175600