* 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
* 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
* 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
* 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
* 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
* invoke.texi (-fdump-translation-unit): New option.
* Make-lang.in (CXX_SRCS): Add dump.c.
* Makefile.in (CXX_OBJS): Add dump.o.
(dump.o): New target.
* cp-tree.h (DECL_CONV_FN_P): Document.
(DECL_OVERLOADED_OPERATOR_P): New function.
(TYPE_PTRMEM_CLASS_TYPE): New macro.
(TYPE_PTRMEM_POINTED_TO_TYPE): Likewise.
(PTRMEM_CST_CLASS): Use TYPE_PTRMEM_CLASS_TYPE.
(ASM_VOLATILE_P): New macro.
(STMT_LINENO): Likewise.
(cp_namespace_decls): New function.
(dump_node_to_file): New function.
* decl.c (cp_namespace_decls): New function.
(walk_namespaces_r): Use it.
(wrapup_globals_for_namespace): Likewise.
* decl2.c (flag_dump_translation_unit): New variable.
(lang_decode_option): Handle -fdump-translation-unit.
(finish_file): If flag_dump_translation_unit is set, dump the
translation unit.
* dump.c: New file.
* lang-options.h: Add -fdump-translation-unit.
* pt.c (tsubst_template_parms): Robustify.
(tsubst_decl): Use DECL_OVERLOADED_OPERATOR_P.
(tsubst_expr): Use STMT_LINENO.
* semantics.c (finish_asm_stmt): Eliminate duplicate code. Check
for invalid cv-qualifiers even while building templates.
From-SVN: r28434
