* c-common.h: Remove flag_digraphs.
        * c-decl.c: Remove flag_digraphs.
        (c_decode_option): Don't set it.
        * c-lex.c (init_c_lex): Don't do anything for digraphs.

From-SVN: r37834

From-SVN: r37833

        * c-parse.in (finish_parse): Update for parse_in type change.
        (_yylex): Likewise.

From-SVN: r37832

	2000-11-28  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>
	* config/cpu/powerpc/bits/atomicity.h (__exchange_and_add): Silence
	preprocessor multi-line string warnings.
	(__atomic_add): Likewise.
	(__compare_and_swap): Likewise.
	(__always_swap): Likewise.
	(__test_and_set): Likewise.
	* config/cpu/arm/bits/atomicity.h (__exchange_and_add): Likewise.
	(__atomic_add): Likewise.
	(__compare_and_swap): Likewise.
	(__always_swap): Likewise.
	(__test_and_set): Likewise.

From-SVN: r37831

	* gcc.dg/noncompile/940510-1.c: Update to test c89 functionality.
	Move from here ...
	* gcc.dg/940510-1.c: ... to here.

	* gcc.dg/20000926-1.c: GNU C now allows initializations of
	zero-size arrays in toplevel structures.

From-SVN: r37830

cppmacro.c (cpp_scan_buffer_nooutput): Take a boolean indicating whether to scan all buffers on the stack or just one.

        * cppmacro.c (cpp_scan_buffer_nooutput): Take a boolean
        indicating whether to scan all buffers on the stack or
        just one.
        * cppinit.c (do_includes): Update.
        * cppmain.c (main): Update.
        * cpplib.h: Update prototype.

From-SVN: r37829

        * genoutput.c (validate_insn_operands): New.
        (gen_insn): Call it.

        * config/alpha/alpha.md (divmodsi_internal): Renumber operands.
        (divmoddi_internal): Likewise.
        * config/arm/arm.md (andsi3_compare0_scratch): Likewise.
        * config/i960/i960.md (branch patterns): Likewise.
        * config/ia64/ia64.md (tbit_and_0): Likewise.
        (tbit_and_1, tbit_or_0, tbit_or_1): Likewise.
        * config/m68k/m68k.md (zero_extract memory patterns): Likewise.
        * config/mips/mips.md (divmodsi4_internal): Likewise.
        (divmoddi4_internal): Likewise.
        * config/rs6000/rs6000.md (call patterns): Likewise.
        * config/sh/sh.md (movsi_y): Likewise.
        * config/sparc/sparc.md: Comment out if 0 v8p shift pattern.

From-SVN: r37828

From-SVN: r37827

	* c-lex.h (parse_in): Change parse_in to a cpp_reader *.
	* c-decl.c (c_decode_option): Update to match.
	* c-lex.c (init_c_lex, yyparse): Update to match.
	* c-lang.c (lang_init_options): Use cpp_create_reader.
	* cppinit.c (cpp_init): Rename initialize.
	(cpp_reader_init): Rename cpp_create_reader.  Create the
	reader.  Initialize cpplib if appropriate.
	* cpplib.h (cpp_create_reader) New prototype.
	(cpp_init, cpp_reader_init): Delete prototypes.
	* cppmain.c (general_init, setup_callbacks): New functions.
	(main): Use them.
	* fix-header.c (scan_in): Change type to cpp_reader *.
	(read_scan_file): Update for new cpplib interface and scan_in type.

	* cp/decl.c (parse_in): Change to cpp_reader *.
	(lang_decode_option): Update.
	* cp/lex.c (lang_init_options): Use new cpplib interface.
	(init_cp_pragma, finish_parse, handle_pragma_implementation): Update.
	* cp/spew.c (read_token): Update.
	* objc/objc-act.c (lang_init_options): Update new cpplib interface.

From-SVN: r37826

2000-11-28  Benjamin Kosnik  <bkoz@purist.soma.redhat.com>

	Update for 2.91 release.
	* include/bits/c++config (__GLIBCPP__): Update.
	* docs/17_intro/RELEASE-NOTES: Update.
	* docs/status.html: Update, remove bogus autotools disinformation.

From-SVN: r37825

	* java/text/DateFormatSymbols.java (zoneStringsDefault): Added
	more time zone entries.
	* java/text/SimpleDateFormat.java (format): Added case for
	TIMEZONE_FIELD.

From-SVN: r37824

	* loop.c (load_mems): Avoid using next_label to find end_label. If
	jumping outside of the loop (other than loop end), don't hoist MEMs
	out of loop.

	* gcc.c-torture/execute/loop-8.c: New test.

From-SVN: r37823

        * calls.c (expand_call): Don't disable tail recursion based
        on the loop nest.

From-SVN: r37822

2000-11-28  Geoffrey Keating  <geoffk@redhat.com>
	    Felix Lee  <flee@redhat.com>

	* gen-params: Put in cases for O_EXCL, O_APPEND not being defined.

Co-Authored-By: Felix Lee <flee@redhat.com>

From-SVN: r37821

        * tradcpp.c (enum node_type): New hash types T_ASSERT, T_UNASSERT.
        (struct directive): Drop 4th argument from handlers.
        (do_define, do_line, do_include, do_undef, do_else, do_elif,
        do_endif): Similarly.
        (do_assert, do_unassert, do_ifdef, do_ifndef): New handlers.
        (do_ifxdef): Update as common handler of do_ifdef and do_ifndef.
        (make_definition, make_undef): Take a const char*.
        (make_assertion): New function.
        (struct directive_table): Update.
        (main): Handle -A command line argument.
        (handle_directive): Drop fourth handler argument.

From-SVN: r37820

From-SVN: r37819

	* system.h (IS_DIR_SEPARATOR): Use uppercase macro name.
	(IS_ABSOLUTE_PATHNAME): New macro.
	* gcc.c (find_a_file, process_command, do_spec_1, main): Use it.

From-SVN: r37818

cp:
	* parse.y (base_class.1): Produce a _TYPE not a _DECL.
	* semantics.c (finish_base_specifier): Accept a _TYPE not a
	_DECL.
testsuite:
	* g++.old-deja/g++.other/base1.C: New test.

From-SVN: r37817

cp:
	* spew.c (yyerror): Cope if yylval.ttype is NULL.
testsuite:
	* g++.old-deja/g++.other/parse2.C: New test.

From-SVN: r37816

cp:
	* decl.c (grokdeclarator): Diagnose undefined template contexts.
testsuite:
	* g++.old-deja/g++.pt/incomplete1.C: New test.

From-SVN: r37815

cp:
	* decl.c (grokdeclarator): Do type access control on friend
	class.
testsuite:
	* g++.old-deja/g++.other/friend9.C: New test.

From-SVN: r37814

2000-11-27  Benjamin Kosnik  <bkoz@redhat.com>

	* tests_flags.in (LTCXX): Change CXX_FLAG to CXXFLAGS.

	* testsuite/22_locale/ctor_copy_dtor.cc: Adjust formatting.
	* testsuite/27_io/istream_extractor_arith.cc (test11): New
	testcase, based on libstdc++/90.

From-SVN: r37813

	* config/i386/i386.md (truncxfsf2_2): Fix predicate.

	* gcc.dg/20001127-1.c: New test.

From-SVN: r37812

From-SVN: r37811

2000-11-28  Bryce McKinlay  <bryce@abatross.co.nz>

	* java/io/DataInputStream.java: Merge classpath docs. Call in.read()
	directly rather than read() in all cases. Make primitive read
	implementations	more efficient, as defined in JDK online docs.
	(skipBytes): Behave like the JDK's implementation.
	* java/io/BufferedReader.java: Merge classpath docs. Check for a
	closed stream with checkStatus() whenever an IOException can be
	thrown.
	(checkStatus): New private method.

From-SVN: r37810

	* reload1.c (reload): Use HOST_WIDE_INT for old_frame_size.

From-SVN: r37809

	* Makefile.am: Added natTimeZone.cc.
	* Makefile.in: Rebuilt.
	* gnu/gcj/text/LocaleData_en.java: Added DateFormat entries.
	* java/text/DateFormatSymbols.java (ampms): Made package private.
	(eras): Made package private.
	(months): Made package private.
	(shortMonths): Made package private.
	(shortWeekdays): Made package private.
	(weekdays): Made package private.
	(formatPrefixes): New private field.
	(localPatternCharsDefault): Made private.
	(dateFormats): New package private field.
	(timeFormats): New package private field.
	(formatsForKey): New private method.
	(DateFormatSymbols(Locale)): Set dateFormats and timeFormats.
	(DateFormatSymbols(DateFormatSymbols)): Ditto.
	* java/text/SimpleDateFormat.java: Merged with Classpath.
	* java/util/TimeZone.java: Merged with Classpath.
	* java/util/natTimeZone.cc: New file.

From-SVN: r37808

From-SVN: r37807

From-SVN: r37806

	2000-11-27  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>
	* config/cpu/arm/bits/atomicity.h (__exchange_and_add): Add
	__volatile__ to asm.
	(__atomic_add): Likewise.
	(__compare_and_swap): Likewise.
	(__always_swap): Likewise.
	(__test_and_set): Likewise.

From-SVN: r37805

        * cppinit.c (cpp_reader_init): Remove handling of warn_paste
        command line options.
        (cpp_handle_option): Similarly.
        * cpplib.h (struct cpp_options): Remove warn_paste.
        * cppmacro.c (paste_tokens): Apart from assembler, make
        unpasteable token warning mandatory.

From-SVN: r37804

        * tradcpp.c (enum pending_dir_t, struct pending_dir): New.
        (main): Allocate a pending directive set of these.  Use it.
        Merge handling of -D and -U.  Update handling of pending
        directives.  Free the memory after use.

From-SVN: r37803

2000-11-27  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>

        * config/cpu/powerpc/bits/atomicity.h: Replace '__ATOMICITY_INLINE'
        with 'inline'.
        (__ex__atomic_add): Add __volatile__ to asm.
        (__atomic_add): Likewise.
        (__compare_and_swap): Likewise.
        (__always_swap): Likewise.
        (__test_and_set): Likewise.

From-SVN: r37802

While building global lifetime information, keep track of which registers are only conditionally set.

While building global lifetime information, keep track of which registers are
only conditionally set.  Use this to force rescans in more cases where they
are needed.

From-SVN: r37801

	* gcc/config/sh/sh.md (udivsi3_i4, udivsi3_i4_single): Clobber
	T register.

From-SVN: r37800

* arm.c (select_dominance_cc_mode): Handle new way that combine
canonicalizes conditional compares.
(arm_select_cc_mode): Likewise.
* arm.md: Garbage collect some dead code.
(cmp_and, cmp_ior): New patterns.
(splitter for conditional move with inverted false): Use cond_exec
and handle unordered comparisons.

From-SVN: r37799

From-SVN: r37798

	* i386.c (ix86_force_to_memory, ix86_free_from_memory): New.
	* i386-protos.h (ix86_force_to_memory, ix86_free_from_memory): Declare
	* i386.md (float?i?f, int/fp operations): Rewrite spliters to use
	ix86_force_to_memory and ix86_free_from_memory.

From-SVN: r37797

* arm.md (arm_adddi3, adddi_sesidi_di, adddi_zesidi_di, arm_addsi3,
arm_subsi3_insn, anddi_zesidi_di, arm_andsi3_insn, anddi_notdi_di,
anddi_notzesidi_di, anddi_notsesidi_di, arm_iorsi3,
one_cmpldi2): Merge with splitters to create define_insn_and_split
patterns.  Remove redundant splits.
(peephole2 for add:SI of invalid immediate): New.
(peephole2 for minus:SI of invalid immediate): New.
(peephole2 for ior:SI of invalid immediate): New.
(peephole for merge of move and compare): Convert ot peephole2.
(addsf3, adddf3): Mark as commutative.

* arm.md (thumb peephole for merging stack adjustments): Convert to
peephole2.

From-SVN: r37796

From-SVN: r37795