gcc/objc/Changelog:
2010-04-07  Iain Sandoe <iains@gcc.gnu.org>

	PR objc/35996
	* objc-act.c (objc_init): Warn that -fobjc-gc is ignored for
	-fgnu-runtime and set flag_objc_gc to zero.

testsuite:
2010-04-07  Iain Sandoe <iains@gcc.gnu.org>

	PR objc/35996
	* objc.dg/objc-gc-4.m: Run for all targets, prune new warning.
	* obj-c++.dg/objc-gc-3.mm: Ditto.

From-SVN: r158083

From-SVN: r158080

	* diagnostic.h (diagnostic_override_option_index): New macro to
	set a diagnostic's option_index.
	* c-tree.h (c_cpp_error): Add warning reason argument.
	* opts.c (_warning_as_error_callback): New.
	(register_warning_as_error_callback): Store callback for
	warnings enabled via enable_warning_as_error.
	(enable_warning_as_error): Call callback, minor code tidy.
	* opts.h (register_warning_as_error_callback): Declare.
	* c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
	response to -Werror=.
	(c_common_init_options): Register warning_as_error_callback in opts.c.
	* common.opt: Add -Wno-cpp option.
	* c-common.c (struct reason_option_codes_t): Map cpp warning
	reason codes to gcc option indexes.
	* (c_option_controlling_cpp_error): New function, lookup the gcc
	option index for a cpp warning reason code.
	* (c_cpp_error): Add warning reason argument, call
	c_option_controlling_cpp_error for diagnostic_override_option_index.
	* doc/invoke.texi: Document -Wno-cpp.

	* cpp.c (cb_cpp_error): Add warning reason argument, set a value
	for diagnostic_override_option_index if CPP_W_WARNING_DIRECTIVE.

	* directives.c (do_diagnostic): Add warning reason argument,
	call appropriate error reporting function for code.
	(directive_diagnostics): Call specific warning functions with
	warning reason where appropriate.
	(do_error, do_warning, do_pragma_dependency): Add warning reason
	argument to do_diagnostic calls.
	* macro.c (_cpp_warn_if_unused_macro, enter_macro_context,
	_cpp_create_definition): Call specific warning functions with
        warning reason where appropriate.
	* Makefile.in: Add new diagnostic functions to gettext translations.
	* include/cpplib.h (struct cpp_callbacks): Add warning reason code
	to error callback.
	(CPP_DL_WARNING, CPP_DL_WARNING_SYSHDR, CPP_DL_PEDWARN, CPP_DL_ERROR,
	CPP_DL_ICE, CPP_DL_NOTE, CPP_DL_FATAL): Replace macros with enums.
	(CPP_W_NONE, CPP_W_DEPRECATED, CPP_W_COMMENTS,
	CPP_W_MISSING_INCLUDE_DIRS, CPP_W_TRIGRAPHS, CPP_W_MULTICHAR,
	CPP_W_TRADITIONAL, CPP_W_LONG_LONG, CPP_W_ENDIF_LABELS,
	CPP_W_NUM_SIGN_CHANGE, CPP_W_VARIADIC_MACROS,
	CPP_W_BUILTIN_MACRO_REDEFINED, CPP_W_DOLLARS, CPP_W_UNDEF,
	CPP_W_UNUSED_MACROS, CPP_W_CXX_OPERATOR_NAMES, CPP_W_NORMALIZE,
	CPP_W_INVALID_PCH, CPP_W_WARNING_DIRECTIVE): New enums for cpp
	warning reason codes.
	(cpp_warning, cpp_pedwarning, cpp_warning_syshdr,
	cpp_warning_with_line, cpp_pedwarning_with_line,
	cpp_warning_with_line_syshdr): New specific error reporting functions.
	* pch.c (cpp_valid_state): Call specific warning functions with
        warning reason where appropriate.
	* errors.c (cpp_diagnostic, cpp_diagnostic_with_line): New central
	diagnostic handlers.
	(cpp_warning, cpp_pedwarning, cpp_warning_syshdr,
	cpp_warning_with_line, cpp_pedwarning_with_line,
	cpp_warning_with_line_syshdr): New specific error reporting functions.
	* expr.c (cpp_classify_number, eval_token, num_unary_op): Call
	specific warning functions with warning reason where appropriate.
	* lex.c (_cpp_process_line_notes, _cpp_skip_block_comment,
	warn_about_normalization, lex_identifier_intern, lex_identifier,
	_cpp_lex_direct): Ditto.
	* charset.c (_cpp_valid_ucn, convert_hex, convert_escape,
	narrow_str_to_charconst): Ditto.

	* gcc.dg/cpp/warn-undef-2.c: New.
	* gcc.dg/cpp/warn-traditional-2.c: New.
	* gcc.dg/cpp/warn-comments-2.c: New.
	* gcc.dg/cpp/warning-directive-1.c: New.
	* gcc.dg/cpp/warn-long-long.c: New.
	* gcc.dg/cpp/warn-traditional.c: New.
	* gcc.dg/cpp/warn-variadic-2.c: New.
	* gcc.dg/cpp/warn-undef.c: New.
	* gcc.dg/cpp/warn-normalized-1.c: New.
	* gcc.dg/cpp/warning-directive-2.c: New.
	* gcc.dg/cpp/warn-long-long-2.c: New.
	* gcc.dg/cpp/warn-variadic.c: New.
	* gcc.dg/cpp/warn-normalized-2.c: New.
	* gcc.dg/cpp/warning-directive-3.c: New.
	* gcc.dg/cpp/warn-deprecated-2.c: New.
	* gcc.dg/cpp/warn-trigraphs-1.c: New.
	* gcc.dg/cpp/warn-multichar-2.c: New.
	* gcc.dg/cpp/warn-normalized-3.c: New.
	* gcc.dg/cpp/warning-directive-4.c: New.
	* gcc.dg/cpp/warn-unused-macros.c: New.
	* gcc.dg/cpp/warn-trigraphs-2.c: New.
	* gcc.dg/cpp/warn-cxx-compat-2.c: New.
	* gcc.dg/cpp/warn-cxx-compat.c: New.
	* gcc.dg/cpp/warn-redefined.c: New.
	* gcc.dg/cpp/warn-trigraphs-3.c: New.
	* gcc.dg/cpp/warn-unused-macros-2.c: New.
	* gcc.dg/cpp/warn-deprecated.c: New.
	* gcc.dg/cpp/warn-trigraphs-4.c: New.
	* gcc.dg/cpp/warn-redefined-2.c: New.
	* gcc.dg/cpp/warn-comments.c: New.
	* gcc.dg/cpp/warn-multichar.c: New.
	* g++.dg/cpp/warning-directive-1.C: New.
	* g++.dg/cpp/warning-directive-2.C: New.
	* g++.dg/cpp/warning-directive-3.C: New.
	* g++.dg/cpp/warning-directive-4.C: New.
	* gfortran.dg/warning-directive-1.F90: New.
	* gfortran.dg/warning-directive-3.F90: New.
	* gfortran.dg/warning-directive-2.F90: New.
	* gfortran.dg/warning-directive-4.F90: New.

From-SVN: r158079

fix PR23716

2010-04-07  Iain Sandoe <iains@gcc.gnu.org>

	PR objc++/23716
	* objc-act.c (build_module_initializer_routine): Make the argument
	to objc_start_function NULL_TREE when compiling ObjC++.

2010-04-07  Iain Sandoe <iains@gcc.gnu.org>

	PR objc++/23716
	* obj-c++.dg/comp-types-10.mm: Remove XFAIL.

From-SVN: r158076

	PR c++/11094, DR 408
	* cp-tree.h (VAR_HAD_UNKNOWN_BOUND, SET_VAR_HAD_UNKNOWN_BOUND): New.
	* decl2.c (finish_static_data_member_decl): Set it.
	* decl.c (duplicate_decls): Propagate it.
	* pt.c (tsubst_decl): Don't substitute the domain of an array
	VAR_DECL if it's set.
	(regenerate_decl_from_template): Substitute it here.
	(type_dependent_expression_p): Return true if it's set.
	* semantics.c (finish_decltype_type): Instantiate such a variable.
	* typeck.c (cxx_sizeof_expr): Likewise.
	(strip_array_domain): New.

From-SVN: r158075

	* name-lookup.c (current_decl_namespace): Non-static.
	(pop_nested_namespace): Sanity check.
	* cp-tree.h: Declare current_decl_namespace.
	* decl.c (grokvardecl): Use it instead of current_namespace.
	(grokfndecl): Likewise.
	* gnu/gcj/runtime/natSharedLibLoader.cc (findCore): Move
	declaration of _Jv_create_core out of the function.

From-SVN: r158074

	PR c++/38392
	* pt.c (tsubst_friend_function): Instatiate a friend that has already
	been used.

From-SVN: r158073

	* pt.c (print_template_statistics): New.
	* cp-tree.h: Declare it.
	* tree.c (cxx_print_statistics): Call it.

From-SVN: r158072

	PR c++/41970
	* decl.c (grokvardecl): Tweak warning message.
	(grokfndecl): Likewise.

From-SVN: r158071

2010-04-07  Richard Guenther  <rguenther@suse.de>

	* ipa-reference.c (mark_load): Use get_base_address.
	(mark_store): Likewise.

	* tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
	inserting GIMPLE_NOPs into the IL.
	* tree-ssa-structalias.c (get_constraint_for_component_ref):
	Explicitly strip handled components and indirect references.
  
	* fold-const.c (fold_unary_loc): Do not strip qualifiers when
	folding address expressions.
	* gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
	* tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
	operand_equal_p to compare decls.
	(ptr_deref_may_alias_decl_p): Likewise.
	* tree-ssa-operands.c (get_asm_expr_operands): Simplify
	* tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
	Handle reversed comparison ops.
	* tree-sra.c (asm_visit_addr): Use get_base_address.
	* ipa-prop.c (visit_store_addr_for_mod_analysis): Use
	get_base_address.
	* ipa-reference.c (mark_address): Use get_base_address.

From-SVN: r158069

Fix PR c++/42697

gcc/cp/ChangeLog:
	PR c++/42697
	*pt.c (tsubst_decl): Get the arguments of a specialization from
	the specialization template, not from the most general template.

gcc/testsuite/ChangeLog:
	PR c++/42697
	* g++.dg/template/crash94.C: New test.

From-SVN: r158068

Fix PR c++/40239

gcc/cp/ChangeLog:
	PR c++/40239
	* typeck2.c (process_init_constructor_record):
	value-initialize members that are are not explicitely
	initialized.

gcc/testsuite/ChangeLog:
	PR c++/40239
	* g++.dg/init/aggr5.C: New test.
	* g++.dg/init/aggr5.C: New test.

From-SVN: r158066

2010-04-07  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-forwprop.c (forward_propagate_addr_expr):
	Propagate constants everywhere.

From-SVN: r158063

	PR debug/43516
	* tree.c (MAX_INT_CACHED_PREC): Define.
	(nonstandard_integer_type_cache): New array.
	(build_nonstandard_integer_type): Cache results for precision
	<= MAX_INT_CACHED_PREC.

From-SVN: r158062

2010-04-07  Richard Guenther  <rguenther@suse.de>

	* doc/invoke.texi (-fargument-alias, -fargument-noalias,
	-fargument-noalias-global, -fargument-noalias-anything): Remove.
	* common.opt: Likewise.
	* tree-ssa-structalias.c (intra_create_variable_infos): Adjust
	comment.
	* alias.c (base_alias_check): Remove flag_argument_noalias
	handling.
	(nonoverlapping_memrefs_p): Likewise.
	* emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
	* opts.c (common_handle_option): Handle OPT_fargument_alias,
	OPT_fargument_noalias, OPT_fargument_noalias_anything and
	OPT_fargument_noalias_global for backward compatibility.

	fortran/
	* options.c (gfc_init_options): Do not set.

From-SVN: r158060

2010-04-07  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/43270
	* tree-vrp.c (check_array_ref): Fix flexible array member
	detection.
	* tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
	* tree-ssa-pre.c (phi_translate_1): Adjust.
	(fully_constant_expression): Split out vn_reference handling to ...
	* tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
	Fold reads from constant strings.
	(vn_reference_lookup): Handle fully constant references.
	(vn_reference_lookup_pieces): Likewise.
	* Makefile.in (expmed.o-warn): Add -Wno-error.

	* g++.dg/warn/Warray-bounds-4.C: New testcase.
	* gcc.dg/Warray-bounds-7.c: Likewise.

From-SVN: r158058

2010-04-07  Martin Jambor  <mjambor@suse.cz>

	* tree-sra.c (find_param_candidates): Allow scalar va_list types.

From-SVN: r158057

	* exp_pakd.adb (Create_Packed_Array_Type): Always use a modular type
	if the size is small enough.  Propagate the alignment if there is an
	alignment clause on the original array type.
	* gcc-interface/decl.c (gnat_to_gnu_entity) <E_Modular_Integer_Subtype>
	Deal with under-aligned packed array types.  Copy the size onto the
	justified modular type and don't lay it out again.  Likewise for the
	padding type built for other under-aligned subtypes.
	* gcc-interface/utils.c (finish_record_type): Do not set a default mode
	on the type.

From-SVN: r158056

decl.c (gnat_to_gnu_entity): Set default alignment on the RETURN type built for the Copy-In Copy-Out mechanism.

	* gcc-interface/decl.c (gnat_to_gnu_entity) <E_Procedure>: Set default
	alignment on the RETURN type built for the Copy-In Copy-Out mechanism.

From-SVN: r158054

	* gcc-interface/trans.c (call_to_gnu): In the return-by-target-ptr case
	do not set the result type if there is a specified target and do not
	convert the result in any cases.
	(protect_multiple_eval): Make direct SAVE_EXPR for CALL_EXPR.
	(maybe_stabilize_reference) <COMPOUND_EXPR>: Merge with CALL_EXPR.

From-SVN: r158053

2010-04-07  Iain Sandoe  <iains@gcc.gnu.org>

	PR driver/41594
	* gcc.c: Add -static-libstdc++ to list of recognized options.

From-SVN: r158052

From-SVN: r158051

	* config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to
	generic.

From-SVN: r158049

re PR rtl-optimization/42617 (TARGET_MEM_REF and plain INDIRECT_REFs are not handled by the RTL oracle)

2010-04-07  Richard Guenther  <rguenther@suse.de>

	PR middle-end/42617
	* expr.c (expand_expr_real_1): For TARGET_MEM_REFs with
	pointer bases build simple mem attributes to retain
	points-to information.

From-SVN: r158048

	cp/
	PR c++/42556
	* typeck2.c (split_nonconstant_init_1): Drop empty CONSTRUCTOR
	when all of its elements are non-constant and have been split out.

	testsuite/
	PR c++/42556
	* g++.dg/init/pr42556.C: New test.

From-SVN: r158047

re PR rtl-optimization/42617 (TARGET_MEM_REF and plain INDIRECT_REFs are not handled by the RTL oracle)

2010-04-07  Richard Guenther  <rguenther@suse.de>

	PR middle-end/42617
	* alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
	preserve points-to related information.

From-SVN: r158046

re PR rtl-optimization/42617 (TARGET_MEM_REF and plain INDIRECT_REFs are not handled by the RTL oracle)

2010-04-07  Richard Guenther  <rguenther@suse.de>

	PR middle-end/42617
	* emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
	discard plain indirect references.
	* fold-const.c (operand_equal_p): Guard against NULL_TREE
	type.
	* tree.c (tree_nop_conversion): Likewise.

From-SVN: r158045

Fix PR debug/43628

gcc/ChangeLog:
	PR debug/43628
	* dwarf2out.c (modified_type_die): Ignore artificial typedefs.

gcc/testsuite/ChangeLog:
	PR debug/43628
	* g++.dg/debug/dwarf2/typedef2.C: New test.

From-SVN: r158044

i386.c (ix86_handle_cconv_attribute): Ignore calling convention attributes on METHOD_TYPEs for w64 ABI, too.

2010-04-06  Kai Tietz  <kai.tietz@onevision.com>

        * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
        calling convention attributes on METHOD_TYPEs for w64 ABI, too.

From-SVN: r158042

2010-04-07  Sebastian Pop  <sebastian.pop@amd.com>

	* tree-if-conv.c: Fix indentation and comments.

From-SVN: r158041

2010-04-07  Sebastian Pop  <sebastian.pop@amd.com>

	* tree-if-conv.c: Sort static functions in topological order.

From-SVN: r158040

2010-04-07  Sebastian Pop  <sebastian.pop@amd.com>

	* tree-if-conv.c: Fix indentation and comments.

From-SVN: r158039

From-SVN: r158038

2010-04-06  Dodji Seketeli  <dodji@redhat.com>

	* g++.dg/debug/dwarf2/redeclaration-1.C: Moved from
	c-c++-common/dwarf2/redeclaration-1.C

From-SVN: r158031

parser.c (cp_parser_class_specifier): Set class location to that of IDENTIFIER_NODE instead of '{' when possible.

	* parser.c (cp_parser_class_specifier): Set class location to that
	of IDENTIFIER_NODE instead of '{' when possible.
	* semantics.c (begin_class_definition): Do not overide locations
	with less precise ones.

From-SVN: r158030

From-SVN: r158029

2010-04-05  Sebastian Pop  <sebastian.pop@amd.com>

	PR middle-end/43519
	* graphite-clast-to-gimple.c (max_signed_precision_type): Use
	lang_hooks.types.type_for_size instead of build_nonstandard_integer_type.
	When converting an unsigned type to signed, double its precision.
	(gcc_type_for_interval): Use lang_hooks.types.type_for_size.
	(gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
	(graphite_create_new_loop_guard): When ub + 1 wraps around, use lb <= ub.

From-SVN: r158028

2010-04-04  Sebastian Pop  <sebastian.pop@amd.com>

	PR middle-end/43519
	* graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
	POINTER_PLUS_EXPR for pointer types.

	* gcc.dg/graphite/id-19.c: New.

From-SVN: r158027

2010-04-04  Sebastian Pop  <sebastian.pop@amd.com>

	PR middle-end/43519
	* Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
	* graphite-clast-to-gimple.c: Include langhooks.h.
	(max_signed_precision_type): New.
	(max_precision_type): Takes two types as arguments.
	(precision_for_value): New.
	(precision_for_interval): New.
	(gcc_type_for_interval): New.
	(gcc_type_for_value): New.
	(gcc_type_for_clast_term): New.
	(gcc_type_for_clast_red): New.
	(gcc_type_for_clast_bin): New.
	(gcc_type_for_clast_expr): Split up into several functions.
	(gcc_type_for_clast_eq): Rewritten.
	(compute_bounds_for_level): New.
	(compute_type_for_level_1): New.
	(compute_type_for_level): New.
	(gcc_type_for_cloog_iv): Removed.
	(gcc_type_for_iv_of_clast_loop): Rewritten.
	(graphite_create_new_loop): Compute the lower and upper bound types
	with gcc_type_for_clast_expr.
	(graphite_create_new_loop_guard): Same.
	(find_cloog_iv_in_expr): Removed.
	(compute_cloog_iv_types_1): Removed.
	(compute_cloog_iv_types): Removed.
	(gloog): Do not call compute_cloog_iv_types.
	* graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
	GBB_CLOOG_IV_TYPES.
	(free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
	* sese.h (struct gimple_bb): Removed field cloog_iv_types.
	(GBB_CLOOG_IV_TYPES): Removed.

	* gcc.dg/graphite/run-id-pr42644.c: Call abort.

From-SVN: r158026

2010-04-01  Sebastian Pop  <sebastian.pop@amd.com>

	* graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
	gimple_phi_num_args of the loop close SSA phi node is equal to 1.
	(detect_commutative_reduction): Same.

From-SVN: r158025