* builtins.c (expand_builtin_va_arg): Cope with an array-type
        va_list decomposing to pointer-type.
        * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
        (rs6000_va_arg): Likewise.

From-SVN: r29276

	* except.c (start_dynamic_handler): Compute size using
	STACK_SAVEAREA_MODE.

From-SVN: r29275

	* protoize.c: Remove various __STDC__ and POSIX hacks.  Don't
	include directory headers.  Don't define strrchr.  Don't provide
	my_* replacement functions.  Prefer PTR over `pointer_type'.
	Don't prototype system functions.  Don't redefine getopt.

	(shortpath, fancy_abort, notice, savestring, dupnstr, substr,
	safe_read, safe_write, save_pointers, restore_pointers,
	is_id_char, in_system_include_dir, directory_specified_p,
	file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
	find_corresponding_lparen, referenced_file_is_newer,
	save_def_or_dec, munge_compile_params, gen_aux_info_file,
	process_aux_info_file, identify_lineno, check_source,
	seek_to_line, forward_to_next_token_char, output_bytes,
	output_string, output_up_to, other_variable_style_function,
	find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
	do_processing, is_syscalls_file, rename_c_file, find_extern_def,
	find_static_definition, connect_defs_and_decs, add_local_decl,
	add_global_decls, needs_to_be_converted, visit_each_hash_node,
	add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
	edit_fn_declaration, edit_formals_lists, edit_fn_definition,
	scan_for_missed_items, edit_file, string_list_cons): Add static
	prototypes.
	(standard_exec_prefix, target_machine, target_version,
	default_syscalls_dir, string_list, string_list_cons, find_file,
	do_cleaning): Constify a char*.
	(safe_read, safe_write): Use PTR, not a char*.
	(is_id_char): Take an int, not a char.
	(main): Add prototype.  Call return, not exit.

From-SVN: r29274

        * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
        (strength_reduce): Release the varrays from the no-bivs early exit.

        * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
        the loop over the registers.

        * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
        for a new obstack.
        (restore_tree_status): Check that instead when freeing the obstack.

From-SVN: r29273

From-SVN: r29272

Fri Sep 10 16:48:26 1999  Andrew Haley  <aph@cygnus.com>

        * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
        when comparing types.

From-SVN: r29271

        * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
        (strength_reduce): Release the varrays from the no-bivs early exit.

        * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
        the loop over the registers.

        * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
        for a new obstack.
        (restore_tree_status): Check that instead when freeing the obstack.

From-SVN: r29270

Wed Sep  8 16:12:04 1999  Andrew Haley  <aph@cygnus.com>

        * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
        as pointers.

From-SVN: r29269

	* g++.old-deja/g++.jason/rfg4.C: Revert erroneous change, add -w.
	* g++.old-deja/g++.jason/rfg5.C: Likewise.

From-SVN: r29268

From-SVN: r29267

From-SVN: r29266

	* cp-tree.h (language_function): Rename expanding_p to
	x_expanding_p.  Rename named_label_uses to x_named_label_uses.
	(expanding_p): Adjust accordingly.
	(TREE_VIA_PRIVATE): Fix typo in comment.
	(DECL_REFERENCE_SLOT): Remove.
	(SET_DECL_REFERENCE_SLOT): Likewise.
	* decl.c (named_label_uses): Adjust. Remove chicken comment.
	(push_overloaded_decl): Don't truncate the chain of bindings when
	adding an overloaded function.
	(grok_reference_init): Don't use DECL_REFERENCE_SLOT.
	(initialize_local_var): Fix typo in comment.
	(store_parm_decls): Don't set DECL_REFERENCE_SLOT.  Tidy up.
	* decl2.c (start_objects): Make the fact that we are expanding
	the generated function right away explicit.
	(start_static_storage_duration_function): Likewise.
	(finish_file): Fix typo in comment.
	* init.c (build_vec_init): Correct bugs in handling cleanups.
	* semantics.c (maybe_convert_cond): New function.
	(FINISH_COND): Always store the condition, even if there's
	a declaration.
	(finish_if_stmt_cond): Use maybe_convert_cond.
	(finish_while_stmt_cond): Likewise.
	(finish_do_stmt): Likewise.
	(finish_for_cond): Likewise.
	(expand_cond): Adjust.

From-SVN: r29265

	* cp-tree.h (finish_cleanup_try_block): New function.
	* semantics.c (finish_cleanup_try_block): Add comment.

From-SVN: r29264

	* cp-tree.h (FN_TRY_BLOCK_P): New macro.
	* init.c (perform_member_init): Remove obstack machinations.
	(expand_cleanup_for_base): Likewise.
	(finish_init_stmts): Mark the statement-expression as used.
	* method.c (emit_thunk): Use tree-generating functions, not
	RTL.
	(do_build_copy_constructor): Likewise.
	(do_build_assign_ref): Likewise.
	(synthesize_method): Likewise.  Keep track of line numbers.
	* pt.c (tsubst_expr): Handle various kinds of try blocks.
	* semantics.c (expand_stmts): Remove.
	(begin_function_try_block): Set FN_TRY_BLOCK_P.
	(finish_function_try_block): Be careful rechaining
	function try blocks.
	(expand_stmt): Loop through all the statements at a given level.
	(exapnd_body): Be careful with line-numbers here too.  Prepare for
	being called directly from the parser.

From-SVN: r29263

	* cp-tree.h (finish_function): Adjust prototype.
	* decl.c (finish_function): Return the function compiled.
	* pt.c (instantiate_decl): Don't play games with obstacks.
	* tree.c (mapcar): Handle OFFSET_REF and BIT_FIELD_REF.
	(search_tree): Likewise.
	* typeck.c: Fix typo in comment.
	* typeck2.c (store_init_value): Add comment.

From-SVN: r29262

	* cp-tree.h (finish_function): Adjust prototype.
	* decl.c (finish_function): Return the function compiled.
	* pt.c (instantiate_decl): Don't play games with obstacks.
	* tree.c (mapcar): Handle OFFSET_REF and BIT_FIELD_REF.
	(search_tree): Likewise.
	* typeck.c: Fix typo in comment.
	* typeck2.c (store_init_value): Add comment.

From-SVN: r29261

	* cp-tree.h (CPTI_ATEXIT): New macro.
	(atexit_node): Likewise.
	* decl.c (destroy_local_static): New function, broken out from ...
	(expand_static_init): Here.

From-SVN: r29260

	* rtti.c (get_tinfo_var): These should always be global
	(expand_si_desc): Use tree, not RTL, functions to generate code.
	(expand_class_desc): Likewise.
	(expand_ptr_desc): Likewise.
	(expand_attr_desc): Likewise.
	(expand_generic_desc): Likewise.
	(synthesize_tinfo_fn): Likewise.

From-SVN: r29259

From-SVN: r29258

From-SVN: r29257

	* semantics.c (RECHAIN_STMTS): Remove `last' parameter.
	(RECHAIN_STMTS_FROM_LAST): Remove.  Replace all uses with
	RECHAIN_STMTS.
	(RECHAIN_STMST_FROM_CHAIN): Likewise.

From-SVN: r29256

        * c-decl.c (finish_function): When processing a nested function,
        push and pop GC context around rest_of_compilation.

From-SVN: r29255

Thu Sep  9 12:20:34 1999  Nick Clifton  <nickc@cygnus.com>

	* toplev.c (documented_lang_options):

From-SVN: r29253

From-SVN: r29252

	* configure: Rebuilt.
	* configure.in: Fixed typo; variable is THREADSPEC and not
	THREADSPECS.

From-SVN: r29251

        * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
        Default ix86_arch to PROCESSOR_I386.
        * i386.h (CC1_CPU_SPEC): Don't add -march=foo.  Remove -mno-foo.
        (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
        (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
        (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
        __tune_foo__ if no -mcpu.  Make -mcpu=bar define __tune_bar__.
        (EXTRA_SPECS): Remove deleted specs.

From-SVN: r29250

	* cp-tree.h (EXPR_STMT_ASSIGNS_THIS): New macro.
	(STMT_IS_FULL_EXPR_P): Likewise.
	(STMT_LINENO_FOR_FN_P): Likewise.
	(prep_stmt): New function.
	(building_stmt_tree): Tweak for safety.
	* pt.c (tsubst_expr): Use prep_stmt throughout.
	(add_tree): Move it to semantics.c
	* semantics.c (add_tree): Move it here.
	(finish_expr_stmt_real): New function.
	(finish_expr_stmt): Use it.
	(finish_if_stmt_cond): Use FINISH_COND.
	(finish_while_stmt_cond): Likewise.
	(finish_for_cond): Likewise.
	(finish_stmt_tree): Tweak line-number handling.
	(prep_stmt): New function.
	(expand_stmt): Use it.

From-SVN: r29249

        * function.c (assign_stack_local_1): Allocate from
        function->x_frame_offset, not frame_offset.

From-SVN: r29248

From-SVN: r29247

	* cp-tree.h (begin_switch_stmt): Adjust prototype.
	(finish_switch_cond): Likewise.
	* parse.y (simple_stmt): Adjust accordingly.
	* parse.c: Regenerated.
	* pt.c (tsubst_expr): Adjust accordingly.
	* semantics.c (expand_cond): New function.
	(FINISH_COND): New macro.
	(begin_switch_stmt): Build the SWITCH_STMT here.
	(finish_switch_stmt_cond): Not here.
	(expand_stmt): Adjust calls to begin_switch_stmt and
	finish_switch_cond.  Use expand_cond throughout.

From-SVN: r29246

	* dump.c (dequeue_and_dump): Dump types for constants.
	Describe DECL_ARG_TYPE more intuitively.
	Handle ARRAY_REF.

From-SVN: r29245

	* decl.c (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
	(lang_cleanup_tree): Remove.
	* lex.c (make_lang_type): Use ggc_alloc to allocate
	TYPE_LANG_SPECIFIC.

From-SVN: r29244

From-SVN: r29243

	* ggc.h (lang_cleanup_tree): Remove.
	* gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
	* ggc-callbacks.c (lang_cleanup_tree): Remove.

	* c-decl.c (finish_struct): Use ggc_alloc to allocate
	TYPE_LANG_SPECIFIC when garbage collecting.
	(lang_cleanup_tree): Remove.

From-SVN: r29242

	* defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
	* crtstuff.c: Not here.
	* dwarf2out.c: Or here.
	* libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
	info.

From-SVN: r29241

	* cp-tree.h (saved_scope): Add function_decl, bindings.
	(language_function): Rename binding_level to bindings.
	(cp_function_chain): Use the current_function, not the
	outer_function_chain.
	(current_class_ptr): Make it work, even when there's no
	current function.
	(current_class_ref): Likewise.
	(SF_DEFAULT, SF_PRE_PARSED, SF_INCLASS_INLINE, SF_EXPAND): New
	macros.
	(clear_temp_name): Remove.
	* decl.c (check_function_type): New function, broken out from
	start_function.
	(current_binding_level): Adjust definition.
	(pushlevel): Simplify.
	(poplevel): Don't use named_label_uses when we're outside
	a function scope.
	(mark_saved_scope): Mark function_decl and bindings.
	(maybe_push_to_top_level): Don't unconditionally push a new
	function context.  Save bindings and the current_function_decl.
	Don't clear named_labels.
	(pop_from_top_level): Pop function context if appropriate.
	(init_decl_processing): Set init_lang_status and free_lang_status,
	rather than save_lang_status and restore_lang_status.
	(start_function): Take SF_* flags.  Don't clear per-function data.
	Reorder and simplify to use new per-function data code.  Add
	asserts.
	(store_parm_decls): Don't call init_function_start here.
	(finish_function): Adjust for new handling of per-function data.
	(push_cp_function_context): Simplify.
	(mark_cp_function_context): Change binding_level to bindings.
	* decl2.c (clear_temp_name): Remove.
	(start_objects): Use SF flags to start_function.
	(start_static_storage_duration_function): Likewise.
	* except.c (start_anon_func): Remove redundant calls to
	push_function_context_to.  Use SF flags to start function.
	(end_anon_func): Remove redundant call to pop_function_context
	from.
	* lex.c (reinit_parse_for_function): Don't initialize per-function
	data.
	* method.c (emit_thunk): Clear current_function after calling
	assemble_end_function.  Use SF flags for start_function.
	(synthesize_method): Use SF flags for start_function.
	* parse.c: Regenerated.
	* parse.y (fn.defpen): Likewise.
	(pending_inline): Clear current_function, even if something goes
	wrong.
	* pt.c (instantiate_decl): Use SF flags to start_function.
	Don't save and restore expanding_p.
	(add_tree): Handle the case where we are outside any function.
	(end_tree): Likewise.
	* rtti.c (sythesize_tinfo_fn): Use SF flags to start_function.
	* semantics.c (begin_function_definition): Likewise.
	(expand_body): Likewise.

From-SVN: r29240

	* function.h (free_after_compilation): Remove decl parameter.
	(free_varasm_status0: Likewise.
	(free_emit_status): Likewise.
	(free_stmt_status): Likewise.
	(free_after_compilation): Likewise.
	(init_lang_status): New variable.
	(free_lang_status): Likewise.
	* emit-rtl.c (free_emit_status): Make decl parameter implicit.
	* function.c (init_lang_status): New variable.
	(free_lang_status): Likewise.
	(push_function_context_to): Don't set function::decl here.
	(free_after_copmilation): Make decl parameter implicit.  Call
	free_lang_status if defined.
	(prepare_function_start): Call init_lang_status if defined.
	(init_function_start): Set function::decl here.
	* profile.c (output_func_start_profiler): Don't call pushdecl
	until we've actually started the function.
	* stmt.c (free_stmt_status): Make decl parameter implicit.
	* toplev.c (rest_of_compilation): Don't pass decl to
	free_after_compilation.
	* varasm.c (free_varasm_status): Likewise.

From-SVN: r29239

	* cp-tree.h (scratch_tree_cons): Remove.
	* call.c: Replace all uses of expr_tree_cons, saveable_tree_cons,
	and perm_tree_cons with plain tree_cons.
	* class.c: Likewise.
	* decl.c: Likewise.
	* decl2.c: Likewise.
	* except.c: Likewise.
	* expr.c: Likewise.
	* init.c: Likewise.
	* lex.c: Likewise.
	* method.c: Likewise.
	* parse.y: Likewise.
	* pt.c: Likewise.
	* repo.c: Likewise.
	* rtti.c: Likewise.
	* search.c: Likewise.
	* typeck.c: Likewise.
	* parse.c: Regenerated.
	* tree.c (build_srcloc): Simplify.

From-SVN: r29238

From-SVN: r29237

From-SVN: r29236