* explow.c (maybe_set_unchanging): New function, broken out from...
        (set_mem_attributes): Here.
        * expr.h: Declare it.
        * stmt.c (expand_decl): Call it.

From-SVN: r34421

reload1.c (choose_reload_regs): Mind CLASS_CANNOT_CHANGE_SIZE while looking for a register to inherit from.

        * reload1.c (choose_reload_regs): Mind CLASS_CANNOT_CHANGE_SIZE
        while looking for a register to inherit from.

From-SVN: r34420

        * Makefile.in (libgcc.ready): Lose.
        (libgcc.mk): Just use mv, not move-if-change.
        (LIBGCC_DEPS): New macro.
        (libgcc.a): Use it.
        (stmp-multilib): Likewise.
        * mklibgcc.in (stmp-dirs): New target.  Make everything depend on
        it rather than the directories themselves.
        (LIB2ADD): Depend on the list file rather than 'force'.

From-SVN: r34419

From-SVN: r34418

From-SVN: r34417

        * fold-const.c (fold, case COND_EXPR): Elide conversion between
        cv-qualified versions of types.

From-SVN: r34416

search.c (maybe_suppress_debug_info): Don't check CLASSTYPE_INTERFACE_ONLY if CLASSTYPE_INTERFACE_KNOWN isn't set.

        * search.c (maybe_suppress_debug_info): Don't check
        CLASSTYPE_INTERFACE_ONLY if CLASSTYPE_INTERFACE_KNOWN isn't set.

        * pt.c (mark_decl_instantiated): Do SET_DECL_EXPLICIT_INSTANTIATION
        here if extern_p.

        Remember instantiation context in deferred instantiations.
        * cp-tree.h (struct tinst_level): Remove.
        (TINST_DECL, TINST_LINE, TINST_FILE): New macros.
        * pt.c (current_tinst_level): Now a tree.
        (print_template_context, push_tinst_level, pop_tinst_level,
        tinst_for_decl): Adjust.
        (reopen_tinst_level): New fn.
        (init_pt): Register current_tinst_level as a root.
        (add_pending_template): Put current_tinst_level in TREE_PURPOSE
        of the pending templates list.
        (instantiate_pending_templates): Adjust.  Call reopen_tinst_level.
        * lex.c (extract_interface_info): Adjust.
        * decl2.c (warn_if_unknown_interface): Adjust.

From-SVN: r34415

	* config.guess: Updated to latest version.
	* config.sub: Likewise.

From-SVN: r34413

	* class.c (indirect_primary_base_p): New function.
	(determine_primary_base): Use it.

From-SVN: r34412

	* cp-demangle.c (demangle_prefix): Cast argument to isdigit to
	unsigned char.
	(demangle_unqualified_name): Likewise.
	(demangle_number_literally): Likewise.
	(demangle_type): Likewise.
	(demangle_substitution): Likewise.
	(is_mangled_char): Likewise, for isalnum.

From-SVN: r34411

	* config/sparc/sparc.c (short_branch): Correct error in range
	computation.

From-SVN: r34410

From-SVN: r34409

From-SVN: r34408

From-SVN: r34407

From-SVN: r34406

	* objc/objc-act.c (generate_method_descriptors): Register
	objc_method_prototype_template as a GC root.
	(comp_method_with_proto): Register function_type as a GC root.
	(comp_proto_with_proto): Replace function_type1 and
	function_type2 with a two-element array; register it as a GC root.

	(generate_protocols, build_protocol_initializer,
	generate_protocol_list, build_category_initializer,
	build_shared_structure_initializer): Do not cache cast_type
	and/or cast_type2.

From-SVN: r34405

	* function.c (assign_parms): Add missing argument to set_mem_attributes
	call.

From-SVN: r34404

	* gcc.c-torture/compile/20000605-1.c: New test.

Co-Authored-By: Nathan Sidwell <nathan@codesourcery.com>

From-SVN: r34403

	* tree.h (VOID_TYPE_P): New macro.
	(COMPLETE_OR_VOID_TYPE_P): Use VOID_TYPE_P.
	* c-decl.c (grokdeclarator): Use VOID_TYPE_P.
	(get_parm_info): Likewise.
	(store_parm_decls): Likewise.
	(combine_parm_decls): Likewise.
	(finish_function): Likewise.
	* c-typeck.c (build_function_call): Likewise.
	(build_binary_op): Likewise.
	(build_conditional_expr): Likewise.
	(internal_build_compound_expr): Likewise.
	(convert_for_assignment): Likewise.
	* stmt.c (expend_expr_stmt): Likewise.
	(warn_if_unused_value): Likewise.
	(expand_return): Likewise.
	* c-parse.in (primary): Likewise.
	* c-parse.y, c-parse.c, c-parse.h: Regenerate.
	* objc/objc-parse.y, objc/objc-parse.c: Regenerate.

From-SVN: r34402

	* tinfo.cc (__class_type_info::__dyncast_result): Add
	whole_details. Adjust constructor.
	(__vmi_class_type_info::__do_dyncast): Adjust for vmi_flags.
	Avoid unnecessary searching.
	(__dynamic_cast): Adjust for __dyncast_result::whole_details.

From-SVN: r34401

	* alias.c (get_alias_set): If compnent is addressable, use alias
	set of component.
	* c-decl.c (init_decl_processing): Don't call record_component_aliases.
	(grokdeclarator): Likewise.
	* c-typeck.c (common_type): Likewise.
	* cp/decl.c (init_decl_processing): Don't call
	record_component_aliases.
	* cp/tree.c (build_cplus_array_type_1): Likewise.

From-SVN: r34400

From-SVN: r34399

	* Makefile.in (OBJS): Remove dyn_string.o
	(dyn-string.o): Delete rule.
	* dyn-string.c: Delete file
	* dyn-string.h: Likewise.

From-SVN: r34398

	* dyn-string.h: Move here from gcc/dyn-string.h.  Add new functions.

	* demangle.h (DMGL_GNU_NEW_ABI): New macro.
	(DMGL_STYLE_MASK): Or in DMGL_GNU_NEW_ABI.
	(current_demangling_style): Add gnu_new_abi_demangling.
	(GNU_NEW_ABI_DEMANGLING_STYLE_STRING): New macro.
	(GNU_NEW_ABI_DEMANGLING): Likewise.
	(cplus_demangle_new_abi): New declaration.

In libiberty,

	* Makefile.in (CFILES): Add cp-demangle.c and dyn-string.c.
	(REQUIRED_OFILES): Add cp-demangle.o and dyn-string.o.
	(cp-demangle.o): New dependency.
	(dyn-string.o): Likewise.

	* dyn-string.c: Move here from gcc/dyn-string.c.  Add new functions.

	* cplus-dem.c (libiberty_demanglers): Add initializer for new-ABI
	demangler.
	(cplus_demangle): Call cplus_demangle_new_abi if in new-ABI
	demangling mode.
	(gnu_new_abi_symbol_characters): New function.
	(main): Use gnu_new_abi_symbol_characters.  * cp-demangle.c: New
	file.
	* cp-demangle.c: New file.

From-SVN: r34397

	* ir.texi: Correct typo.
	* mangle.c (write_expression): Handle non-type template arguments
	with reference type.
	* method.c (build_overload_value): Likewise.
	* pt.c (convert_nontype_argument): Explicitly represent conversion
	to a reference with an ADDR_EXPR.
	(unify): Always unify arguments in left-to-right order.

From-SVN: r34396

	* libioP.h: Handle new ABI mangling.
	* stdstrbufs.cc: Likewise.

From-SVN: r34395

	* Make-lang.in (CXX_SRCS): Add mangle.c.
	* Makefile.in (CXX_OBJS): Add mangle.o.
	(mangle.o): New rule.

Co-Authored-By: Mark Mitchell <mark@codesourcery.com>

From-SVN: r34394

	* Makefile.in (intl.*): Honor non-zero exit codes in the intl
	subdir.

From-SVN: r34393

From-SVN: r34391

From-SVN: r34390

alias.c (record_component_aliases): Don't inspect DECL_NONADDRESSABLE_P of non-FIELD_DECL components of structures.

        * alias.c (record_component_aliases): Don't inspect
        DECL_NONADDRESSABLE_P of non-FIELD_DECL components of structures.

From-SVN: r34389

From-SVN: r34388

	* test_summary: In generated script, use cat <<'EOF' not cat <<\EOF.
	Elide --with-gcc-version-trigger and --norecursion from
	configure flags.  Remove code to report status of haifa scheduler.

From-SVN: r34387

From-SVN: r34386

From-SVN: r34385

	* cp-tree.h (TMPL_ARGS_LEVEL): Clarify comment.
	(INNERMOST_TEMPLATE_ARGS): New macro.
	(innermost_args): Remove.
	(get_innermost_template_args): New function.
	* decl2.c (arg_assoc_class): Use INNERMOST_TEMPLATE_ARGS.
	* error.c (dump_function_decl): Be caution when using
	most_general_template.
	* method.c (build_template_parm_names):  Use
	INNERMOST_TEMPLATE_ARGS.
	* pt.c (add_to_template_args): Tidy comment
	(get_innermost_template_args): New function.
	(check_explicit_specialization): Clear DECL_INITIAL for a new
	specialization.
	(process_partial_specialization): Use INNERMOST_TEMPLATE_ARGS.
	Tidy.
	(push_template_decl): Always register specializations of the most
	general template.
	(convert_template_argument): Use INNERMOST_TEMPLATE_ARGS.
	(coerce_template_parms): Likewise.
	(lookup_template_class): Likewise.
	(innermost_args): Remove.
	(tsubst_decl): Use INNERMOST_TEMPLATE_ARGS.
	(tsubst_decl): Handle tricky specializations.  Use
	get_innermost_template_args.
	(instantiate_template): Simplify handling of partial
	instantiations.
	(get_class_bindings): Use INNERMOST_TEMPLATE_ARGS.
	(most_general_template): Reimplement, in a more straightforward
	manner.
	(regenerate_decl_from_template): Tweak formatting.  Use
	TMPL_ARGS_DEPTH for clarity.
	(set_mangled_name_for_template_decl): Use INNERMOST_ARGS.

	* dump.c (dequeue_and_dump): Dump information about thunks.

From-SVN: r34384

From-SVN: r34383

From-SVN: r34382

From-SVN: r34381

        * alias.c (record_alias_subset): Initialize has_zero_child in the
        superset.

From-SVN: r34380