* gcc.dg/cpp/lineflags.c: New tests.
        * gcc.dg/cpp/poison.c: Update.
        * gcc.dg/cpp/redef2.c: Update.
        * gcc.dg/cpp/skipping.c: New test.

From-SVN: r38151

        * cppfiles.c (NEVER_REREAD, DO_NOT_REREAD): Move from cpphash.h.
        * cpphash.h (NEVER_REREAD, DO_NOT_REREAD, ABSOLUTE_PATH): Delete.
        * cpplex.c (parse_identifier): Improve diagnostic.
        (_cpp_lex_token): Return unconditionally at the end of a directive.
        * cpplib.c (read_flag): Verify legality of each flag.
        (end_directive): Resotre pfile->skipping before skip_rest_of_line.
        (do_line): Use the new read_flag.
        * cppmacro.c (struct cpp_macro, parse_arg, replace_args,
        check_macro_redefinition, parse_params): Rename var_args to
        variadic.

From-SVN: r38150

	* .cvsignore: Add info files.

f:
	* .cvsignore: New file; add info files.

From-SVN: r38149

From-SVN: r38148

* config/winnt: Remove obsolete directory.
* install.texi (Configurations): Remove obsolete documentation for Windows NT.

From-SVN: r38147

From-SVN: r38146

	* configure.in: Don't define INSTALL_INFO.
	* configure: Regenerate.
	* Makefile.in (INSTALL_INFO): Remove.
	(info): Depend on info files in source directory.
	(cpp.info, gcc.info, c-tree.info): Build info files in source
	directory.
	(distclean): Don't remove info files.
	(maintainer-clean): Remove info files from source directory.
	(install-normal): Depend on install-info.
	(install-info): Install info files from source directory, if they
	exist.
	* texinfo.tex: Update to version 2000-11-09.08 from ftp.gnu.org.

ch:
	* Make-lang.in (CHILL.info): Depend on info files in source
	directory.
	(ch/chill.info): Build info files in source directory.
	(CHILL.install-info): Install info files from source directory.

f:
	* Make-lang.in (f77.info): Depend on info files in source
	directory.
	(f/g77.info): Build info files in source directory; don't build
	them unless BUILD_INFO is "info".
	(f77.install-info): Install info files from source directory.

From-SVN: r38141

lcm.c (optimize_mode_switching): Check whether an insn is a NOTE before taking its NOTE_LINE_NUMBER.

* lcm.c (optimize_mode_switching): Check whether an insn is a NOTE
before taking its NOTE_LINE_NUMBER.

From-SVN: r38140

From-SVN: r38137

From-SVN: r38135

From-SVN: r38134

From-SVN: r38133

	* fp-bit.c (_fpmul_parts): Use USItype variables as inputs
	for multiplies.

From-SVN: r38130

From-SVN: r38129

From-SVN: r38125

include:
	* safe-ctype.h: New file.
libiberty:
	* safe-ctype.c: New file.
	* Makefile.in (CFILES): Add safe-ctype.c.
	(REQUIRED_OFILES): Add safe-ctype.o.

	* argv.c: Define ISBLANK and use it, not isspace.
	* basename.c, cplus-dem.c, fnmatch.c, pexecute.c, strtod.c,
	strtol.c, strtoul.c: Include safe-ctype.h, not ctype.h.  Use
	uppercase ctype macros.  Don't test ISUPPER(c)/ISLOWER(c)
	before calling TOLOWER(c)/TOUPPER(c).
gcc:
	* Makefile.in (HOST_RTL): Add safe-ctype.o.
	(safe-ctype.o): New rule.
	* system.h: Include safe-ctype.h, not ctype.h.  No need to
	wrap ctype macros.

	* cpphash.h: Zap IStable and related macros.  Define is_* in
	terms of safe-ctype.h macros.
	* cppinit.c: Delete the IStable and all related code.

	* tradcpp.c: Delete is_idchar, is_idstart, is_hor_space, and
	is_space arrays.  Delete initialize_char_syntax.  Change all
	references to the above arrays to use macros instead.
	* tradcpp.h: Define is_idchar, is_idstart, is_space, and
	is_nvspace in terms of safe_ctype.h's macros.
	* tradcif.y: is_idchar, is_idstart are macros not arrays.

	* config/i370/i370.c, config/winnt/dirent.c,
	config/winnt/fixinc-nt.c, config/winnt/ld.c:
	Use uppercase ctype macros.  If we included ctype.h,
	include safe-ctype.h instead.

	* fixinc/fixfixes.c: Use uppercase ctype macros.  Don't test
	ISLOWER(c) before calling TOUPPER(c).
	* fixinc/fixincl.c (extract_quoted_files): Simplify out some gunk.
	* fixinc/gnu-regex.c: Include safe-ctype.h, not ctype.h.  No need to
	wrap ctype macros.  Don't test ISUPPER(x) before calling TOLOWER(x).
gcc/ch:
	* lex.c: Don't bother checking whether ISUPPER(c) before
	calling TOLOWER(c).  Don't bother checking whether isascii(c)
	before testing ISSPACE(c); ISSPACE(c) includes '\n'.
gcc/f:
	* Make-lang.in: Link f/fini with safe-ctype.o.
	* bad.c: Don't test ISUPPER(c) || ISLOWER(c) before calling TOUPPER(c).
	* com.c: Use TOUPPER, not ffesrc_toupper.
	* fini.c: Don't test ISALPHA(c) before calling TOUPPER(c)/TOLOWER(c).
	* intrin.c: Don't test IN_CTYPE_DOMAIN(c).
	* src.c: Delete ffesrc_toupper_ and ffesrc_tolower_ and their
	initializing code; use TOUPPER and TOLOWER instead of
	ffesrc_toupper and ffesrc_tolower.
	* src.h: Don't declare ffesrc_toupper_ or ffesrc_tolower_.
	Don't define ffesrc_toupper or ffesrc_tolower.
gcc/java:
	* jvgenmain.c: Use ISPRINT not isascii.

From-SVN: r38124

From-SVN: r38123

* c-decl.c (grokdeclarator): preserve previous alignments when
rebuilding array types.

From-SVN: r38122

        * gcc.dg/wtr-aggr-init-1.c, wtr-escape-1.c, wtr-int-type-1.c,
        wtr-label-1.c, wtr-static-1.c, wtr-strcat-1.c, wtr-suffix-1.c,
        wtr-switch-1.c, wtr-unary-plus-1.c, wtr-union-init-1.c
        wtr-union-init-2.c, wtr-union-init-3.c: Update.
        * gcc.dg/cpp/extratokens.c, tr-warn4.c, tr-warn5.c, tr-warn6.c:
        Update.

From-SVN: r38121

        * cppfiles.c (struct include_file): Move from cpphash.h.
        (_cpp_never_reread): New function.
        (open_file, read_include_file): Use it.
        (stack_include_file): Set the buffer's sysp according to the
        path in which the file was found.
        (find_include_file): Don't set sysp.
        (cpp_make_system_header, actual_directory): Update.
        (_cpp_execute_include): Do #include_next lookup handling here,
        not in cpplib.c.  Use _cpp_never_reread.
        * cpphash.h (struct_include_file): Remove.
        (struct cpp_buffer): New member sysp.
        (CPP_IN_SYSTEM_HEADER, _cpp_execute_include): Update.
        (_cpp_never_reread): New.
        * cpplib.c (read_line_number): Rename read_flag.  Rework slightly.
        (end_directive): Clear line_extension flag.
        (_cpp_handle_directive): Set line_extension flag for #number.
        (do_include_next): Handle path lookup in _cpp_execute_include.
        (do_line): Cleanup to use read_flag.  Don't allow flags in #line.
        (_cpp_do_file_change): Update.
        (do_pragma_once): Use cpp_never_reread.  Clean up.
        * cpplib.h (struct lexer_state): New member line_extension.

From-SVN: r38120

	* gcc.dg/format-nonlit-1.c, gcc.dg/format-nonlit-2.c: Use
	__SIZE_TYPE__ instead of int for type of integers cast to
	pointers.

From-SVN: r38119

        * flow.c (calculate_global_regs_live): Force the stack pointer live
        after reload as well.

From-SVN: r38114

From-SVN: r38113

	* class.c (check_field_decls): Don't special case anonymous
	fields in error messages.
	(note_name_declared_in_class): Use %D on diagnostic.

	* tree.c (pod_type_p): Use strip_array_types.
	(cp_valid_lang_attribute): Likewise.
	* typeck.c (cp_type_quals): Strip arrays separately, to avoid
	multiple evaluations.
	(cp_has_mutable_p): Use strip_array_types.

From-SVN: r38112

	* cp-tree.h (sufficient_parms_p): Declare new function.
	* call.c (sufficient_parms_p): New function, broken out of ...
	(add_function_candidate): ... here. Use it.
	(add_conv_candidate): Use it.
	* decl.c (grok_ctor_properties): Use it.

From-SVN: r38111

	* optimize.c (copy_body_r): Set STMT_IS_FULL_EXPR_P on EXPR_STMT.

	* g++.old-deja/g++.other/cleanup4.C: New test.

From-SVN: r38110

From-SVN: r38109

From-SVN: r38107

	* c-common.c (warn_format_security): New variable.
	(check_format_info): Warn about non-literal formats with no format
	arguments if either -Wformat-nonliteral or -Wformat-security is
	specified.
	(set_Wformat): Set warn_format_security for settings other than 1.
	* c-common.h (warn_format_security): Declare.
	* c-decl.c (c_decode_option): Decode -Wformat-security and
	-Wno-format-security.
	* invoke.texi: Document -Wformat-security.
	* toplev.c (documented_lang_options): Include -Wformat-security
	and -Wno-format-security.

cp:
	* decl2.c (lang_decode_option): Handle -Wformat-security.

testsuite:
	* format-sec-1.c: New test.

From-SVN: r38106

c-common.c (check_format_info): Warn for non-constant format strings with strftime formats if -Wformat-nonliteral.

	* c-common.c (check_format_info): Warn for non-constant format
	strings with strftime formats if -Wformat-nonliteral.  Where the
	format can convert arguments, if the format is not a string
	literal and there are no arguments to the format, give a different
	warning message from the general non-string-literal case.

testsuite:
	* gcc.dg/format-nonlit-3.c: New test.

From-SVN: r38105

	* c-common.c (format_wanted_type): Add reading_from_flag.
	(print_char_table): Mark %s and %S formats with flag "R".
	(check_format_info_main): Set up reading_from_flag appropriately.
	If aflag, always set writing_in_flag rather than relying on the
	format used being a scanf format and so having it set.
	(check_format_types): Check for formats reading through null
	pointers.

testsuite:
	* gcc.dg/c90-printf-1.c: Add test for printf formats reading
	through a null pointer.

From-SVN: r38104

	* invoke.texi (-Wformat): Document what format features are
	checked.

From-SVN: r38103

	* pt.c (verify_class_unification): New function.
	(get_class_bindings): Use it.
	(try_class_unification): Tidy.
	(unify): Handle when argument of a template-id is not
	template parameter dependent.
	(template_args_equal): Handle when TREE_CODE's do not match.

	* g++.old-deja/g++.oliva/partspec1.C: Remove XFAIL.
	* g++.old-deja/g++.pt/partial4.C: New test.

From-SVN: r38102

        * c-common.c (parse_in): Make a cpp_reader *.
        * cppfiles.c (_cpp_fake_include): Remove.
        * cpphash.h: Similarly.
        * cpplib.c (do_line): Don't call _cpp_fake_include.  A valid
        #line always creates a callback; FC_RENAME if there are no
        #line flags.
        * fix-header.c (read_scan_file): cpp_push_buffer cannot fail.
        The first EOF must be our get_char buffer.

From-SVN: r38101

From-SVN: r38095

        * config.gcc (a29k*-*-rtems*, arm*-*-rtems*, c4x-*-rtems*,
        h8300-*-rtems*, hppa1.1-*-rtems, *mips*-*-rtems*): New targets.
        * config.gcc (*-rtems*): Add support for gthr-rtems.h.
        * gthr-rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h,
        config/h8300/rtems.h, config/mips/rtems.h: New files.

From-SVN: r38094

	* config.gcc: Reorganize handling of *-*-gnu*, to share target
	specific make details with Linux.  Update comments to clarify
        the distinction between GNU/Linux and GNU/Hurd.

From-SVN: r38093

    * c-lex.c (cb_indent): Decorate `str' argument, unused on HP-UX.
    * collect2.c (scan_libraries): Remove unused `ch'.
    (COFF specific stuff): Prototype ldgetname.  Declare and prototype
    ldbtread and ldclose.

From-SVN: r38092

        * contrib.texi: Fix my email address.  Update Per's
        list of contributions.

From-SVN: r38091

From-SVN: r38090