* regrename.c (rr_replace_reg): Rewrite to use recog_data to
        perform substitutions, and apply_change_group to see if it worked.

From-SVN: r36971

	* fold-const.c (force_fit_type): Unsigned values can overflow
	if they are sizetype.
	(int_const_binop): Don't use cache if overflows.
	* cp/typeck.c (dubious_conversion_warning): Suppress if
	TYPE_IS_SIZETYPE.

From-SVN: r36970

From-SVN: r36969

From-SVN: r36968

	* combine.c (struct undo): Change int to unsigned int.
	(do_SUBST_INT): Args are unsigned int.
	(make_extraction, force_to_mode): Use proper type when forming mask.
	(make_field_assignment): Likewise.

From-SVN: r36967

2000-10-20  Jeffrey Oldham  <oldham@codesourcery.com>

	* decl.c (revert_static_member_fn): Fixed typo.

From-SVN: r36966

c-common.c (check_format_info_recurse): Extract string constant initializers from non-volatile constant arrays and...

	* c-common.c (check_format_info_recurse): Extract string constant
	initializers from non-volatile constant arrays and check them as
	formats.
	* c-typeck.c (decl_constant_value): Don't check pedantic or check
	for DECL_MODE (decl) != BLKmode.
	(decl_constant_value_for_broken_optimization): New function which
	includes these checks.
	(default_conversion, convert_for_assignment, digest_init): Use
	decl_constant_value_for_broken_optimization instead of
	decl_constant_value.

testsuite:
	* gcc.dg/format-array-1.c: New test.

From-SVN: r36965

From-SVN: r36964

	* config/avr/avr-protos.h (avr_output_bld): New.
	(out_shift_with_cnt): Add t_len argument.
	* config/avr/avr.c (avr_num_arg_regs): Remove -mpack-args.
	(output_movqi, output_movhi, output_movsisf): Optimize loading
	any constant with exactly one bit set to NO_LD_REGS.
	(out_shift_with_cnt): Optimize output code for size or speed,
	depending on optimize_size.  Handle small shift counts as well
	(if not hand-optimized in ?sh??i3_out).  Shifts can be done
	with or without a scratch register, with help of __tmp_reg__
	or __zero_reg__ if necessary.  Add T_LEN argument to pass the
	length of TEMPLATE in words, return total insn length in *LEN.
	(ashlqi3_out, ashrqi3_out, lshrqi3_out): Change all calls to
	out_shift_with_cnt to work with the above change.
	(ashlhi3_out, ashlsi3_out, ashrhi3_out, ashrsi3_out, lshrhi3_out,
	lshrsi3_out): Likewise.  Optimize more known shift count cases.
	Remove cases already well optimized in out_shift_with_cnt.
	(avr_output_bld): New function.
	* config/avr/avr.h (MASK_PACK_ARGS, TARGET_PACK_ARGS): Remove.
	(TARGET_SWITCHES): Remove -mpack-args backward compatibility.
	* config/avr/avr.md (*reload_inqi, *reload_inhi, *reload_insi):
	Add reload_completed to insn condition - only for peepholes.
	(ashlqi3, ashrqi3, lshrqi3): Correct insn length for shift counts
	in a register or memory.
	(ashlhi3, ashlsi3, ashrhi3, ashrsi3, lshrhi3, lshrsi3): Likewise.
	Do not require a scratch register.
	(*ashlhi3_const, *ashlsi3_const, *ashrhi3_const, *ashrsi3_const,
	*lshrhi3_const, *lshrsi3_const): New insns and matching peepholes.
	Optimize shifts by known count using a scratch register, but only
	if one is still available after register allocation.

From-SVN: r36963

From-SVN: r36962

From-SVN: r36961

From-SVN: r36960

codecvt_unicode_char.cc (test01): Adjust creation of state_type for unicode_codecvt to take into account the byte...


2000-10-19  Benjamin Kosnik  <bkoz@purist.soma.redhat.com>

	* testsuite/22_locale/codecvt_unicode_char.cc (test01): Adjust
	creation of state_type for unicode_codecvt to take into account
	the byte order markings. Add distinct tests for UCS-2BE and UCS-2LE.
	* testsuite/22_locale/codecvt_unicode_wchar_t.cc (test01): Same.
	* include/bits/codecvt.h (__enc_traits): Add support for encodings
	that need a byte order marker. Needed for correct unicode support.

	* src/locale.cc: Remove explicit qualification std::.
	(locale::locale(const char* __name)): Revert, as named locale
	support not finished.
	* src/localename.cc (locale::_Impl:: _Impl(size_t __numfacets,
	size_t __refs, bool __has_name = false, string __name): Move
	default argument...
	* include/bits/localefwd.h: Here.

From-SVN: r36959

	* class.c (subobject_offset_fn): New type.
	(dfs_record_base_offsets): Remove.
	(record_base_offsets): Likewise.
	(dfs_search_base_offsets): Likewise.
	(record_subobject_offset): New function.
	(check_subobject_offset): Likewise.
	(walk_subobject_offsets): Likewise.
	(record_subobject_offsets): Likewise.
	(layout_conflict_p): Reimplement.
	(layout_nonempty_base_or_field): Correct handling of type
	conflicts during layout.
	(layout_empty_base): Likewise.
	(build_base_field): Adjust to handle new representation of empty
	base offset table.
	(build_base_fields): Likewise.
	(layout_virtual_bases): Likewise.
	(splay_tree_compare_integer_csts): New function.
	(layout_class_type): Use a splay_tree, rather than a varray, to
	represent the offsets of empty bases.

From-SVN: r36958

	* alias.c: (mark_constant_function): Don't check pure functions.
	Initialize and end alias analysis.
	(nonlocal_mentioned_p): Rename from nonlocal_reference_p.
	Don't make a special exception for recursion.  Handle
	UNSPEC_VOLATILE.  Don't assume ASM_OPERANDS is non-local
	unless it's volatile.

	* local-alloc.c (equivalence): New structure.
	(reg_equiv): Define.
	(contains_replace_regs): Remove array and use
	field in reg_equiv.
	(memref_referenced_p): Likewise.
	(no_equiv): Likewise.
	(update_equiv_regs): Likewise.

	(equiv_init_varies_p,
	equiv_init_movable_p): New functions.
	(update_equiv_regs): Use them.  Use rtx_varies_p
	instead of function_invariant_p.  Process insns
	from end to beginning.  Allow a REG_EQUIV insn
	within the same loop as a use to be moved, also
	allow it to be moved out of a loop.  Update
	REG_DEAD notes when substituting into an insn.

From-SVN: r36957

parse.y (find_most_specific_methods_list): Select the only non-abstract method even if max has been set.

2000-07-18  Bryce McKinlay  <bryce@albatross.co.nz>

	* parse.y (find_most_specific_methods_list): Select the only
	non-abstract method even if max has been set.
	Fixes gcj/285, gcj/298.

(http://gcc.gnu.org/ml/gcc-patches/2000-10/msg00646.html)

From-SVN: r36956

	* c-decl.c (start_decl): Check for error_mark_node type before using
	COMPLETE_TYPE_P.
	(finish_decl): Likewise.  Don't give an error if decl type is
	already error_mark_node.

From-SVN: r36955

	* haifa-sched.c (compute_trg_info): Add explanatory comments.
	New local update_blocks.  Use update_blocks to remove duplicates
	when computing update blocks.  Check for bblst_table overflow.
	(schedule_block): Add explanatory comment.  Reduce bblst_size by
	factor of 2.
	* config/ia64/ia64.md (movdi_symbolic): Document loss of REG_LABEL
	notes.

From-SVN: r36954

	* cp-tree.h (DECL_ANTICIPATED): Don't require a FUNCTION_DECL.
	* decl.c (select_decl): Don't return declarations that are
	DECL_ANTICIPATED.

From-SVN: r36953

From-SVN: r36952

From-SVN: r36951

From-SVN: r36950

From-SVN: r36949

2000-07-19  Alexandre Petit-Bianco  <apbianco@cygnus.com>

        * parse.y (process_imports): Consider that one might be trying to
        import an innerclass. Fixes gcj/254

(http://gcc.gnu.org/ml/gcc-patches/2000-10/msg00631.html)

From-SVN: r36948

From-SVN: r36947

2000-10-18  Alexandre Petit-Bianco  <apbianco@cygnus.com>

	* gjavah.c (add_class_decl): Removed unused variables `tname',
	`tlen' and `name_index'.
	* java-tree.h (BUILD_FILENAME_IDENTIFIER_NODE): New macro.
	* jcf-parse.c (jcf_parse_source): Use it and set EXPR_WFL_FILENAME
	in `wfl_operator' with value.
	(yyparse): Use BUILD_FILENAME_IDENTIFIER_NODE.
	(jcf_figure_file_type): Fixed identation.
	* lex.c (java_get_line_col): Use EOF. Tuned `^' placement.
	* parse.y (analyze_clinit_body): New function.
	(static_initializer:): Reset `current_static_block'.
	(java_parser_context_restore_global): Set EXPR_WFL_FIILENAME_NODE in
	`wfl_operator' with new value.
	(lookup_cl): Use EXPR_WFL_FILENAME.
	(maybe_yank_clinit): Handle bogus <clinit> bodies, call
	analyze_clinit_body.
	(build_outer_field_access): Access to this$<n> built from
	current_class, not its outer context.
	(build_access_to_thisn): Fixed leading comment. Tidied things up.
	(resolve_qualified_expression_name): Handle `T.this' and `T.this.f()'.
	(patch_method_invocation): Use `is_static_flag' when already
	initialized.
	(patch_newarray): Removed assignment in ternary operator.

(http://gcc.gnu.org/ml/gcc-patches/2000-10/msg00629.html)

From-SVN: r36946

2000-10-18   Benjamin Kosnik  <bkoz@purist.soma.redhat.com>

	* libsupc++/Makefile.am (exception): Change exception.cc to
	exception_support.cc.
	(CXXLINK): Remove bogus --tag CC.
	* libsupc++/Makefile.in: Regenerate.
	* libsupc++/exception.cc: Move to...
	* libsupc++/exception_support.cc: ...here.

	* src/Makefile.am: Remove bogus --tag CC.
	* src/Makefile.in: Regenerate.

	* include/bits/locale_facets.tcc (use_facet): Simplify.
	* include/bits/locale_facets.h (use_facet<ctype<char> >): Correct
	use_facet declaration. Replace 'const ctype<T>' with ctype<T>.
	(use_facet<ctype<wchar_t> >): Same.
	* src/locale-inst.cc: Remove explicit instantiation.
	* src/locale.cc: Correct signature here too.
	(_Bad_use_facet::what()): Correct error string.
	* include/bits/localefwd.h: Correct comment.

	* mkcheck.in (C_DIR): Change libsupc++/include to libsupc++.

From-SVN: r36945

2000-10-18  Chip Salzenberg  <chip@valinux.com>

        * libio/libio.h (_IO_USER_LOCK): Define.

From-SVN: r36944

2000-10-18   Benjamin Kosnik  <bkoz@purist.soma.redhat.com>

	* libsupc++/Makefile.am (exception): Change exception.cc to
	exception_support.cc.
	(CXXLINK): Remove bogus --tag CC.
	* libsupc++/Makefile.in: Regenerate.
	* libsupc++/exception.cc: Move to...
	* libsupc++/exception_support.cc: ...here.

	* src/Makefile.am: Remove bogus --tag CC.
	* src/Makefile.in: Regenerate.

	* include/bits/locale_facets.tcc (use_facet): Simplify.
	* include/bits/locale_facets.h (use_facet<ctype<char> >): Correct
	use_facet declaration. Replace 'const ctype<T>' with ctype<T>.
	(use_facet<ctype<wchar_t> >): Same.
	* src/locale-inst.cc: Remove explicit instantiation.
	* src/locale.cc: Correct signature here too.
	(_Bad_use_facet::what()): Correct error string.
	* include/bits/localefwd.h: Correct comment.

	* mkcheck.in (C_DIR): Change libsupc++/include to libsupc++.

From-SVN: r36943

From-SVN: r36942

2000-10-18  Geoffrey Keating  <geoffk@cygnus.com>
	    David V. Henkel-Wallace  <gumby@cygnus.com>

	* config/i386/t-netware: Bring in from the Red Hat tree.
	* config/i386/netware.h: Likewise.
	* config/netware.h: Likewise.
	* config/rs6000/netware.h: Delete.
	* configure.in: Add i[34567]86-*-netware.
	* configure: Hand-edit to match configure.in change.

Co-Authored-By: David V. Henkel-Wallace <gumby@cygnus.com>

From-SVN: r36941

	* c-common.h (flag_no_builtin): Declare.
	(flag_no_nonansi_builtin): Likewise.
	(c_common_nodes_and_builtins): Change prototype.
	* c-common.c (flag_no_builtin): New variable.
	(flag_no_nonansi_builtin): Likewise.
	(c_common_nodes_and_builtins): Remove parameters.  Adjust
	accordingly.
	* c-decl.c (flag_no_builtin): Remove.
	(flag_no_nonansi_builtin): Likewise.
	(init_decl_processing): Adjust call to
	c_common_nodes_and_builtins.

	* cp-tree.h (cp_tree_index): Add CPTI_FAKE_STD.
	(fake_std_node): New macro.
	* decl.c (in_std): Rename to ...
	(in_fake_std): ... this.
	(flag_no_builtin): Remove.
	(flag_no_nonansi_builtin): Likewise.
	(walk_namespaces_r): Use fake_std_node.
	(push_namespace): Use std_identifier.
	(pop_namespace): Use in_fake_std.
	(lookup_name_real): Use fake_std_node.
	(init_decl_processing): When -fhonor-std, create the `std'
	namespace.  Don't create a dummy fake_std_node in that case.
	Adjust call to c_common_nodes_and_builtins.  Use std_identifier.
	(builtin_function): Put builtins whose names don't begin
	with `_' in the std namespace.
	* decl2.c (flag_no_builtin): Remove.
	(flag_no_nonansi_builtin): Likewise.
	(set_decl_namespace): Use fake_std_node.
	(validate_nonmember_using_decl): Likewise.
	(do_using_directive): Likewise.
	(handle_class_head): Likewise.
	* dump.c (dequeue_and_dump): Likewise.
	* except.c (init_exception_processing): Use std_identifier.
	* init.c (build_member_call): Use fake_std_node.
	* rtti.c (init_rtti_processing): Use std_identifier.

From-SVN: r36940

2000-10-18  Marc Espie <espie@openbsd.org>

	* tm.texi (LIBGCC_SPEC): Synch with reality.

From-SVN: r36939

From-SVN: r36938

	* iostream.cc (ends): Release the acquired lock.
	(endl): Likewise.

From-SVN: r36937

	* c-common.c (check_format_types): Check for writing through a
	NULL pointer argument.

testsuite:
	* gcc.dg/c90-printf-1.c, gcc.dg/c90-scanf-1.c: Add tests for
	writing through null pointers; remove comment about testing
	unterminated strings.

From-SVN: r36936

	* tm.texi (Exception Region Output): Document
	DWARF_CIE_DATA_ALIGNMENT.
	* dwarf2out.c (DWARF_CIE_DATA_ALIGNMENT): Wrap definition in
	#ifndef.
	[ENABLE_CHECKING] (reg_save): Abort if offset is not a multiple of
	DWARF_CIE_DATA_ALIGNMENT.

From-SVN: r36935

	* basic-block.h (struct loop): Delete fields pre_header_root
	and pre_header_trace and replace with pre_header_edges
	and num_pre_header_edges.
	* flow.c (flow_loop_dump): Dump pre_header_edges.
	(flow_loops_free): Free pre_header_edges.
	(flow_loop_pre_header_scan): Calculate pre_header_edges.

From-SVN: r36934

	* contrib.texi: Update references to steering committee members
	and Jeff Law's entry.

From-SVN: r36933

From-SVN: r36932