* recog.c (preproces_constraints): Zero recog_op_alt before
processing the constraints.

From-SVN: r28497

From-SVN: r28496

From-SVN: r28495

	* cp-tree.h (empty_except_spec): New global var.
	(compexcepttypes): Remove prototype.
	(comp_except_specs): Prototype new global function.
	(add_exception_specifier): Prototype new global function.
	* decl.c (empty_except_spec): Define new global var.
	(duplicate_decls): Use comp_except_specs, reword error message.
	(init_decl_processing): Initialize empty_except_spec.
	Adjust build_exception_variant calls.
	* parse.y (exception_specification_opt): Use empty_except_spec.
	(ansi_raise_identifier): Call check_for_new_type.
	(ansi_raise_identifiers): Use add_exception_specifier.
	* pt.c (tsubst): Use add_exception_specifier to build exception
	specifier.
	* search.c (check_final_overrider): New static function, broken
	out of get_matching_virtual. Check throw specifiers, reword
	diagnostics.
	(get_matching_virtual): Use check_final_overrider.
	* tree.c (build_exception_variant): Use comp_except_specs.
	* typeck.c (compexcepttypes): Remove.
	(comp_except_types): New static function, helper for
	comp_except_specs. Compare two types as exception specifiers.
	(comp_except_specs): New global function, compare two exception
	specifiers.
	(comptypes): Adjust for comp_except_specs.
	* typeck2.c (add_exception_specifier): New global function.

	* class.c (check_for_override): Reword error message.

From-SVN: r28494

From-SVN: r28493

From-SVN: r28492

From-SVN: r28489

From-SVN: r28488

From-SVN: r28487

        * gcc.c (access_check): New static function.
        (find_a_file): Use it when searching a directory list.
        * collect2.c (find_a_file): Don't accept directories found when
        searching a directory list.

From-SVN: r28486

        * tlink.c (symbol_hash_lookup): Do not prefix functions used as
        function parameters with `&'.
        (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.

From-SVN: r28485

From-SVN: r28484

        * flow.c (delete_unreachable_blocks): Do not call merge_blocks
        or tidy_fallthru_edge if the last insn in the block is not
        an unconditional jump or a simple conditional jump.

From-SVN: r28483

From-SVN: r28481

gc_priv.h (GC_test_and_set): Implementation for Linux PPC from Franz Sirl <Franz.Sirl-kernel@lauterbach.com>.

	* gc_priv.h (GC_test_and_set): Implementation for Linux PPC from
	Franz Sirl <Franz.Sirl-kernel@lauterbach.com>.

From-SVN: r28480

	* Makefile.in (c-decl.o): Depends on defaults.h.
	* java/Makefile.in (decl.o): Depends on $(srcdir)/../defaults.h.

From-SVN: r28479

        * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
        PA1.1 and above.
        (CLASS_MAX_NREGS): Likewise.

From-SVN: r28478

        * g++.old-deja/g++.brendan/crash63.C: Expect a POD warning
        * g++.old-deja/g++.brendan/crash64.C: Likewise
        * g++.old-deja/g++.brendan/overload8.C: Likewise

From-SVN: r28476

        * call.c (convert_arg_to_ellipsis): Use pod_type_p.
        * cp-tree.h (struct lang_type): Added non_pod_class flag.
        (CLASSTYPE_NON_POD_P): New macro to access it.
        * class.c (finish_struct_1): Determine non-PODness.
        Check for arrays of pointers (-Weffc++).
        Remove array inspection duplicated code.
        * tree.c (pod_type_p): Detect non-pod non-aggregate types.
        Use CLASSTYPE_NON_POD_P.

From-SVN: r28475

From-SVN: r28474

From-SVN: r28473

From-SVN: r28472

        * decl.c (start_enum): Show location of previous definition.
        * parse.y (enumlist_opt): New reduction.
        (structsp): Simplify enum rules to use enumlist_opt.

From-SVN: r28471

From-SVN: r28470

From-SVN: r28469

From-SVN: r28468

	* lex.c (yyprint): Handle PFUNCNAME.

	* decl2.c (build_expr_from_tree, case METHOD_CALL_EXPR): Only
	build_expr_from_tree on the args of a TEMPLATE_ID_EXPR.

From-SVN: r28467

From-SVN: r28466

From-SVN: r28463

From-SVN: r28462

From-SVN: r28460

From-SVN: r28459

From-SVN: r28457

From-SVN: r28456

From-SVN: r28453

From-SVN: r28451

From-SVN: r28448

From-SVN: r28447

From-SVN: r28445

From-SVN: r28442