Fixup last ChangeLog entry.

From-SVN: r171137

	* config/sh/sh.c (sh_delegitimize_address): Handle UNSPEC_SYMOFF
	and UNSPEC_PCREL_SYMOFF.

From-SVN: r171134

2011-03-18  Paolo Carlini  <paolo.carlini@oracle.com>

	* testsuite/util/testsuite_random.h: New.
	* testsuite/lib/libstdc++.exp (check_v3_target_c99_math,
	dg-require-c99_math): Add.
	* testsuite/26_numerics/random/bernoulli_distribution/
	operators/values.cc: New.
	* testsuite/26_numerics/random/binomial_distribution/
	operators/values.cc: Likewise.
	* testsuite/26_numerics/random/geometric_distribution/
	operators/values.cc: Likewise.

From-SVN: r171133

2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	* config/s390/s390.md: Use define_c_enum for the unspec constant
	definitions.

From-SVN: r171132

	PR bootstrap/48161
	* expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
	instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.

	* gcc.c-torture/compile/pr48161.c: New test.

From-SVN: r171126

2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>

	PR middle-end/47725
	* combine.c (cant_combine_insn_p): Don't check zero/sign
	extended hard registers.

From-SVN: r171125

gcc/

2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>

	PR middle-end/47725
	* combine.c (cant_combine_insn_p): Check zero/sign extended
	hard registers.

gcc/testsuite/

2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>

	PR middle-end/47725
	* gcc.dg/torture/pr47725.c: New.

From-SVN: r171124

From-SVN: r171123

	* config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
	* config/v850/v850-protos.h (v850_output_addr_const_extra): Remove.
	* config/v850/v850.c (v850_output_addr_const_extra): Make static.
	Change return type to bool.
	(TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.

From-SVN: r171117

re PR c++/47504 ([C++0x] some constexpr calculations erroneously overflow when using negative numbers)

	PR c++/47504
	* semantics.c (cxx_eval_constant_expression) [NOP_EXPR]: Don't let
	the conversion set TREE_OVERFLOW.

From-SVN: r171116

re PR debug/48163 (ICEs for cris-elf, like gcc.c-torture/compile/calls.c gcc.c-torture/execute/complex-1.c)

	PR debug/48163
	* var-tracking.c (prepare_call_arguments): If CALL target
	is a non-SYMBOL_REF CONSTANT_P, just add that into the list as
	pc instead of looking it up using cselib_lookup and use
	Pmode for it if x has VOIDmode.
	* dwarf2out.c (gen_subprogram_die): If also both first and
	second CONCAT arguments are VOIDmode, use mode of CONCAT itself.

From-SVN: r171114

re PR debug/48163 (ICEs for cris-elf, like gcc.c-torture/compile/calls.c gcc.c-torture/execute/complex-1.c)

	PR debug/48163
	* function.c (assign_parms): For data.passed_pointer parms
	use MEM of data.entry_parm instead of data.entry_parm itself
	as DECL_INCOMING_RTL.
	* dwarf2out.c (rtl_for_decl_location): Use DECL_INCOMING_RTL
	also when passed and declared mode is the same, DECL_RTL
	is a MEM with pseudo as address and DECL_INCOMING_RTL is
	a MEM too.

From-SVN: r171113

	PR rtl-optimization/37273
	* ira-costs.c (scan_one_insn): Detect constants living in memory and
	handle them like argument loads from stack slots.  Do not double
	count memory for memory constants and argument loads from stack slots.

From-SVN: r171111

From-SVN: r171109

2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>

	PR debug/48160
	* var-tracking.c (prepare_call_arguments): Check SUBREG.

From-SVN: r171108

2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/48171
	* config/i386/i386.opt: Add Save to -mavx and -mfma.

From-SVN: r171107

	* gcc-interface/decl.c (elaborate_expression_1): Try harder to find
	out whether the expression is read-only.  Short-circuit placeholder
	case and rename a couple of local variables.

From-SVN: r171106

	Core 1212
	* semantics.c (finish_decltype_type): Return T&& for xvalue.
	* typeck.c (unlowered_expr_type): Preserve cv-quals.

From-SVN: r171104

	PR c++/48166
	* decl.c (revert_static_member_fn): Strip function-cv-quals.

From-SVN: r171103

	PR bootstrap/48153
	* dwarf2out.c (mem_loc_descriptor) <case ENTRY_VALUE>: Return NULL
	if dwarf_strict.
	(gen_subprogram_die): Don't add call_site DIEs if dwarf_strict.
	Clear call_arg_locations and call_arg_loc_last always.

From-SVN: r171102

	PR middle-end/48152
	* var-tracking.c (prepare_call_arguments): If argument needs to be
	passed by reference, adjust argtype and mode.

From-SVN: r171101

re PR tree-optimization/48134 (ICE: in refs_may_alias_p_1, at tree-ssa-alias.c:1085 with custom flags)

2011-03-17  Richard Guenther  <rguenther@suse.de>

	PR middle-end/48134
	* tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
	a value make sure to fold the statement.

	* gcc.dg/pr48134.c: New testcase.

From-SVN: r171098

2011-03-17  Chung-Lin Tang  <cltang@codesourcery.com>

	PR target/43872
	* config/arm/arm.c (arm_get_frame_offsets): Adjust early
	return condition with !cfun->calls_alloca.

From-SVN: r171096

2011-03-17  Richard Guenther  <rguenther@suse.de>

	PR bootstrap/48148
	* lto-cgraph.c (input_overwrite_node): Clear the abstract
	origin for decls in other ltrans units.
	(input_varpool_node): Likewise.

From-SVN: r171094

2011-03-17  Richard Guenther  <rguenther@suse.de>

	PR middle-end/48165
	* tree-object-size.c (compute_object_offset): Properly return
	the offset operand of MEM_REFs as sizetype.

	* g++.dg/torture/pr48165.C: New testcase.

From-SVN: r171092

	* gcc-interface/gigi.h (smaller_form_type_p): Declare.
	* gcc-interface/trans.c (smaller_form_type_p): Make global and move...
	* gcc-interface/utils.c (smaller_form_type_p): ...to here.
	(convert): Deal with conversions from a smaller form type specially.

From-SVN: r171091

	PR rtl-optimization/48141
	* params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
	* dse.c: Include params.h.
	(active_local_stores_len): New variable.
	(add_wild_read, dse_step1): Clear it when setting active_local_stores
	to NULL.
	(record_store, check_mem_read_rtx): Decrease it when removing
	from the chain.
	(scan_insn): Likewise.  Increase it when adding to chain, if it
	reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
	set active_local_stores to NULL before the addition.
	* Makefile.in (dse.o): Depend on $(PARAMS_H).

From-SVN: r171090

	PR rtl-optimization/48141
	* dse.c (record_store): If no positions are needed in an insn
	that cannot be deleted, at least unchain it from active_local_stores.

	* gcc.dg/pr48141.c: New test.

From-SVN: r171089

	PR c++/48089
	* semantics.c (potential_constant_expression_1): Don't allow *this
	in a constructor.
	(register_constexpr_fundef): Use potential_rvalue_constant_expression.

From-SVN: r171086

re PR c++/47301 ([C++0x] ICE: in fold_convert_loc, at fold-const.c:1906 with -fabi-version=1 and constexpr)

	PR c++/47301
	* decl.c (compute_array_index_type): Don't bother trying to deal
	with literal classes in ABI v1.

From-SVN: r171085

	PR c++/46336
	* decl.c (duplicate_decls): Return NULL_TREE for clashing
	C functions.

From-SVN: r171084

	PR c++/47570
	* semantics.c (cxx_eval_constant_expression) [COMPOUND_EXPR]: Don't
	use the generic binary expression handling.

From-SVN: r171083

From-SVN: r171082

From-SVN: r171077

From-SVN: r171076

	* Make-lang.in (CXX_PARSER_H): New.
	(cp/parser.o): Add dependency on CXX_PARSER_H.
	Add dependency on tree-pretty-print.h
	(cp/cp-lang.o): Add dependency on CXX_PARSER_H.
	* cp-lang.c: Include parser.h.
	* parser.c: Include parser.h.
	(struct cp_token): Add bitfield purged_p.
	Update all users.
	Move to parser.h.
	(CPP_PURGED): Remove.  Update all users.
	(struct cp_lexer): Change field buffer to be a VEC of cp_token.
	Remove field buffer_length.
	Update all users.
	Move to parser.h.
	(struct tree_check): Move to parser.h.
	(cp_token_position): Likewise.
	(struct cp_token_cache): Likewise.
	(CPP_KEYWORD): Likewise.
	(CPP_TEMPLATE_ID): Likewise.
	(CPP_NESTED_NAME_SPECIFIER): Likewise.
	(N_CP_TTYPES): Likewise.
	(enum cp_parser_status_kind): Likewise.
	(struct cp_parser_context): Likewise.
	(struct cp_default_arg_entry_d): Likewise.
	(struct cp_unparsed_functions_entry_d): Likewise.
	(struct cp_parser): Likewise.
	(cp_lexer_dump_tokens): New.
	(cp_lexer_debug_tokens): New.
	(cp_lexer_finished_p): New.
	(cp_lexer_alloc): Factor out of cp_lexer_new_main.
	(cp_lexer_new_main): Re-write main lexing loop to push
	tokens into the new VEC buffer.
	(cp_lexer_print_token): Improve printing of CPP_NUMBER tokens.
	Do not abort if the token type is not recognized, just print
	its code.
	* parser.h: New file.
	* config-lang.in (gtfiles): Add cp/parser.h.

From-SVN: r171075

PR debug/47510

gcc/

	PR debug/47510
	* dwarf2out.c (strip_naming_typedef): Factorize out of ...
	(lookup_type_die_strip_naming_typedef): ... here.
	(get_context_die): Use it.
	(gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
	the anonymous struct named by the naming typedef.

gcc/testsuite/

        PR debug/47510
	* g++.dg/debug/dwarf2/typedef6.C: New test.

From-SVN: r171073

	Core 1148
	* typeck.c (check_return_expr): Fix conditions for setting
	LOOKUP_PREFER_RVALUE.

From-SVN: r171071

From-SVN: r171070

2011-03-16  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/48154
	* config/i386/i386.c (ix86_builtin_vectorized_function): Check
	TARGET_ROUND for BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.

From-SVN: r171069