* gbl-ctors.h: Lose HAVE_ATEXIT.  Don't define ON_EXIT.
	* libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
	(__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
	(__do_global_dtors): Likewise.  Don't mess with _exit_dummy_decl.
	(atexit, exit): Simplify.
	* tm.texi: Document NEED_ATEXIT and ON_EXIT.  Remove HAVE_ATEXIT.
	* config/lots: Remove defns of HAVE_ATEXIT.

From-SVN: r29439

	* calls.c (precompute_arguments): Fix typo in comment.
	* expr.c (preexpand_calls): Don't preexpand the cleanup in a
	TARGET_EXPR.

From-SVN: r29438

From-SVN: r29437

From-SVN: r29436

From-SVN: r29435

	* genattr.c (main): Add extern prototype.  Call return, not exit.
	* genattrtab.c (main): Likewise.
	* gencheck.c (main): Likewise.
	* gencodes.c (main): Likewise.
	* genconfig.c (main): Likewise.
	* genemit.c (main): Likewise.
	* genextract.c (main): Likewise.
	* genflags.c (main): Likewise.
	* gengenrtl.c (main): Likewise.
	* genopinit.c (main): Likewise.
	* genoutput.c (main): Likewise.
	* genpeep.c (main): Likewise.
	* genrecog.c (main): Likewise.

	* genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
	* genattrtab.c (get_insn_name): Likewise.
	* gencodes.c (get_insn_name): Likewise.
	* genconfig.c (get_insn_name): Likewise.
	* genemit.c (get_insn_name): Likewise.
	* genextract.c (get_insn_name): Likewise.
	* genflags.c (get_insn_name): Likewise.
	* genopinit.c (get_insn_name): Likewise.
	* genpeep.c (get_insn_name): Likewise.

	* gencheck.c (usage): Add static prototype.
	* genextract.c (print_path): Constify a char*.
	* genopinit.c (optabs): Likewise.
	* genoutput.c (operand_data, data, output_predicate_decls,
	compare_operands): Likewise.
	* genrecog.c (write_tree): Add default case in switch.

From-SVN: r29434

	* rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.

	* print-rtl.c (get_insn_name): Remove prototype.

	* toplev.h (progname): Declare const.

	* toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
	init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
	dump_sched_info, dump_local_alloc, regset_release_memory,
	print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
	error_with_file_and_line, error_with_decl, error_for_asm, error,
	fatal, warning_with_file_and_line, warning_with_decl, warning,
	pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
	Remove redundant prototypes.

	(notice, check_lang_option, report_file_and_line, vnotice,
	mark_file_stack): Add static prototype.
	(set_fatal_function): Add prototype.
	(vnotice, report_file_and_line, set_fatal_function,
	check_lang_option): Constify a char*.
	(main): Prototype.  Call return, not exit.

cp:

	* typeck2.c (ack): Don't declare progname.

From-SVN: r29433

        * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.

        * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.

        * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.

        * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.

From-SVN: r29432

From-SVN: r29431

	* typeck.c (expr_sizeof): Reinstall and augment OFFSET_REF
	comment.

From-SVN: r29429

From-SVN: r29428

	* lex.c (cp_pragma_interface, cp_pragma_implementation): Copy
	filenames with ggc_alloc_string.

From-SVN: r29427

	* decl.c (build_target_expr): Set TREE_SIDE_EFFECTS on the
	TARGET_EXPR.
	* call.c (build_over_call): Don't set TREE_SIDE_EFFECTS on
	the TARGET_EXPR.
	* cvt.c (build_up_reference): Likewise.
	* tree.c (build_cplus_new): Likewise.
	(get_target_expr): Likewise.

From-SVN: r29426

        * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
        arg_pointer_rtx fixed if the argument pointer register is
        not fixed.
        (NONZERO_BASE_PLUS_P): Likewise.

From-SVN: r29425

        * Makefile.in (USER_H): Remove va-foo.h.

        * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
        va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
        va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
        va-spur.h,va-v850.h}: Remove.

From-SVN: r29424

From-SVN: r29423

        * rtl.def (match_insn, match_insn2): Remove match_insn; rename
        match_insn2 to match_insn.

From-SVN: r29422

        * sparc/sparc.md (eligible_for_return_delay): New attribute.
        (in_return_delay): Use it instead of match_insn.

From-SVN: r29421

* config/alpha/va_list.h (va-alpha.h): Do not include.
(__gnuc_va_list): Typedef as in varargs.h.

From-SVN: r29420

        * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
        DECL_LIVE_RANGE_RTL.

From-SVN: r29419

	* except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
	not NOTE_BLOCK_NUMBER.
	(expand_eh_region_end): Likewise.
	(find_exception_handler_labels): Likewise.
	(scan_region): Likewise.
	(exception_optimize): Likewise.
	(update_rethrow_references): Likewise.
	(set_insn_eh_region): Likewise.
	* final.c (final_scan_insn): Likewise.
	* flow.c (make_edges): Likewise.
	* integrate.c (expand_inline_function): Likewise.
	* print-rtl.c (print_rtx): Likewise.

From-SVN: r29418

        * ginclude/stdarg.h, ginclude/varargs.h: Implement in
        terms of builtin functions and types.

From-SVN: r29416

        * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
        (sh_build_va_list, sh_va_start, sh_va_arg): New.
        * sh.h (BUILD_VA_LIST_TYPE): New.
        (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.

From-SVN: r29415

        * mips.c (mips_build_va_list): New.
        (mips_va_start, mips_va_arg): New.
        * mips.h (BUILD_VA_LIST_TYPE): New.
        (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.

From-SVN: r29414

        * recog.h (struct recog_data): Make dup_num, operand_address_p,
        n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
        (struct insn_data): Likewise with n_operands, n_dups,
        n_alternatives, output_format.
        * regclass.c (scan_one_insn): Cast n_operands to int before
        arithmetic inside comparison.

From-SVN: r29413

From-SVN: r29412

haifa-sched.c (actual_hazard): Move declaration of variable `this_cost' into the scope where it is used.

       * haifa-sched.c (actual_hazard): Move declaration of variable
       `this_cost' into the scope where it is used.

From-SVN: r29411

       * c-pragma.c (handle_pragma_token): Wrap variables `name' and
       `value' in HANDLE_PRAGMA_WEAK.  Wrap variable `align' in
       HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.

       * genrecog.c (make_insn_sequence): Call memset, not bzero.

       * jump.c (find_insert_position): Don't declare or define unless
       !HAVE_conditional_arithmetic.
       (returnjump_p_1, delete_prior_computation): Add static prototypes.

       * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.

       * recog.c (offsettable_address_p): Prototype function pointer.
       (preprocess_constraints): Call memset, not bzero.

       * tree.c (tree_node_kind_names): Constify a char*.  Make static.
       (gcc_obstack_init): Don't declare.
       (fix_sizetype): Add static prototype.
       (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
       (tree_cons): Call memset, not bzero.

       * varasm.c (remove_from_pending_weak_list): Wrap declaration and
       definition in macro ASM_WEAKEN_LABEL.
       (mark_const_hash_entry): Add static prototype.

From-SVN: r29410

       * c-lex.c (handle_generic_pragma): Remove unused variable `c'.

       * unroll.c (find_common_reg_term, subtract_reg_term,
       loop_find_equiv_value): Add static prototypes.
       (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
       (copy_loop_body): Remove unreachable break statement.

       * sparc.c (sparc_va_arg): Remove unused variable `tmp'.

       * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.

From-SVN: r29409

       * g77spec.c (lang_specific_driver): Remove unnecessary argument in
       call to function `fatal'.

From-SVN: r29408

From-SVN: r29407

	* include/java-insns.h: Turned constants into an enum.  Added
	multiple-inclusion protection.

From-SVN: r29406

From-SVN: r29405

        * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
        shared as a valid attribute.
        * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
        * extend.texi: Document `shared' variable attribute.

From-SVN: r29404

        * configure.in: Handle --enable-threads on FreeBSD.
        * configure: Rebuit.

From-SVN: r29403

        * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
        thread support.
        * configure: Rebuilt.

From-SVN: r29402

        * configure.in (m68k-*-rtemscoff*): Added.
        * configure.in (mips64orion-*-rtems*): Converted to ELF.
        * configure.in (sparc-*-rtemsaout*): Added as alias for old
        sparc-rtems configuration.
        * configure.in (sparc-*-rtemself*): Added.
        * configure.in (sparc-*-rtems*): Now ELF not a.out.
        * config/i386/rtems.h: Added comment.
        * config/sparc/rtemself.h: New file.

        * configure.in (m68k-rtemself): Added.
        * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
        and DWARF_DEBUGGING_INFO.
        * config/m68k/crti.s: New file.
        * config/m68k/crtn.s: New file.
        * config/m68k/t-crtstuff: New file.
        * config/m68k/rtemself.h: New file.

        * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
        global ctor/dtor and C++ exception handling.
        * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
        for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
        ENDFILE_SPEC.
        * config/i386/t-rtems-i386: New File.

Co-Authored-By: Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
Co-Authored-By: Rosimildo DaSilva <rdasilva@connecttel.com>

From-SVN: r29401

	* stmt.c (expand_end_case): Return right away if the case stack is
	empty.

From-SVN: r29400

        * Makefile.in (version.c): Remove rule incorrectly brought in from
        the gcc2 merge.

From-SVN: r29399

From-SVN: r29398