* dominance.c: New file.
        * Makefile.in (OBJS): Add dominance.o.

        * flow.c (compute_flow_dominators): Remove.
        (compute_immediate_dominators): Remove.
        (compute_immediate_postdominators): Remove.
        * basic-block.h: Remove their prototypes.
        (calculate_dominance_info): Add prototype.

        * dce.c (eliminate_dead_code): Change calls to above functions.
        Don't compute dominators but only immediate dominators.
        * flow.c (flow_loops_find): Change callers.
        * gcse.c (compute_code_hoist_data): Likewise.
        * haifa-sched.c (schedule_insns): Likewise.
        * ifcvt.c (if_convert): Likewise.
        * ssa.c (convert_to_ssa): Likewise, and only compute immediate
        dominators.

From-SVN: r37449

        * stmt.c (warn_if_unused_value): Don't warn if the expression
        has side effects.

From-SVN: r37448

        * c-typeck.c (c_sizeof): Fold result to c_size_type_node.
        (c_sizeof_nowarn, c_alignof, c_alignof_expr): Likewise.

From-SVN: r37447

        * typeck.c (c_sizeof): Be strict about casting result value
        back to c_size_type_node.
        (expr_sizeof, c_sizeof_nowarn, c_alignof): Likewise.

From-SVN: r37446

From-SVN: r37445

2000-11-13  Phil Edwards  <pme@sources.redhat.com>

	* acinclude.m4 (GLIBCPP_CHECK_TARGET):  New macro, replacing
	  GLIBCPP_CHECK_CPU and GLIBCPP_CHECK_OS, sourcing configure.target.
	  (GLIBCPP_CONFIGURE):  Call new macro here.
	* configure.host:  Cleanup.
	* configure.in:  Remove those two macros.
	* configure.target:  New file.
	* aclocal.m4:  Regenerated.
	* configure:  Ditto.
	* Makefile.in:  Ditto.
	* libio/Makefile.in:  Ditto.
	* libmath/Makefile.in:  Ditto.
	* libsupc++/Makefile.in:  Ditto.
	* src/Makefile.in:  Ditto.

	* mkcheck.in:  Use libtool.  Split things out into functions.

From-SVN: r37443

2000-11-12  Alexandre Petit-Bianco  <apbianco@cygnus.com>

        * Makefile.am (tmp-libstdsc++.INC:): Do not use -I$(top_builddir).
        * Makefile.in: Regenerate.

From-SVN: r37442

acinclude.m4 (GLIBCPP_CHECK_WCHAR_T_SUPPORT): Add test for libiconv.a providing wchar_t support functions.


2000-11-12  David Edelsohn  <edelsohn@gnu.org>

        * acinclude.m4 (GLIBCPP_CHECK_WCHAR_T_SUPPORT): Add test for
        libiconv.a providing wchar_t support functions.
	* aclocal.m4: Regenerate.

From-SVN: r37441

	2000-11-13  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>

	* loop.c (basic_induction_var): Revert accidental checkin.

From-SVN: r37440

2000-11-12  Loren J. Rittle  <ljrittle@acm.org>

        * acinclude.m4 (GLIBCPP_ENABLE_ATOMICITY): Handle FreeBSD.
        * aclocal.m4, configure: Rebuilt.

From-SVN: r37439

c-lex.c (cb_leave_file): Harmonize conditions and order of statements to those of process_directive for...

	* c-lex.c (cb_leave_file): Harmonize conditions and order of
	statements to those of process_directive for (action == act_pop).

	* collect2.c (main): Pass on -B options from COLLECT_GCC_OPTIONS.

	* local-alloc.c (equiv_init_movable_p): References to CC0 are not
	movable.

From-SVN: r37438

2000-11-12  Brent Verner  <brent@rcfile.org>

        * include/c_std/bits/wrap_langinfo.h: New file.
        * include/c_std/langinfo.h: New file.
        * include/bits/codecvt.h (__enc_trants::__enc_traits()): Bring in
	CODESET from _C_legacy::CODESET if using shadow headers.
	* src/Makefile.am: Add new files.
	* src/Makefile.in: Regenerate.

From-SVN: r37437

2000-11-12  Brent Verner  <brent@rcfile.org>

        * include/c_std/bits/wrap_langinfo.h: New file.
        * include/c_std/langinfo.h: New file.
        * include/bits/codecvt.h (__enc_trants::__enc_traits()): Bring in
	CODESET from _C_legacy::CODESET if using shadow headers.

From-SVN: r37436

	* c-parse.in (stmts_and_decls): Deprecate use of label at end of
	compound statement.

testsuite:
	* gcc.dg/wtr-label-1.c, gcc.dg/990214-1.c: Add semicolons after
	labels at end of compound statements.

From-SVN: r37435

        * cpplex.c (_cpp_lex_token): CPP_COMMENT and true CPP_EOF
        cases return without MI check.
        * cpplib.c (do_diagnostic): Take boolean of whether to
        print the directive name.
        (do_error, do_warning): Update.
        (do_pragma_dependency): Use it.
        * cpplib.h (VARARGS_FIRST): Delete.
        (struct cpp_token): Delete integer.
        * cppmacro.c (enter_macro_context): Move disabled check
        to _cpp_get_token.
        (_cpp_get_token): Simplify into a single loop.

From-SVN: r37434

From-SVN: r37433

* configure.in:  Use 'test -f' not '[ -e'.
* configure: Regenerated.

From-SVN: r37432

* config/mn10300/mn10300.md (store_movm): Note which registers are
really used or clobbered.

From-SVN: r37431

From-SVN: r37430

	* c-parse.in (ends_in_label): Remove from %union and %type.
	(decls, stmts, lineno_stmt_or_labels, xstmts,
	lineno_stmt_or_label, stmt_or_label): Remove.
	(stmts_and_decls, lineno_stmt_decl_or_labels_ending_stmt,
	lineno_stmt_decl_or_labels_ending_decl,
	lineno_stmt_decl_or_labels_ending_label,
	lineno_stmt_decl_or_labels_ending_error,
	lineno_stmt_decl_or_labels, compstmt_contents_nonempty,
	lineno_stmt, lineno_label): New.
	(compstmt_nostart): Use compstmt_contents_nonempty.

testsuite:
	* gcc.dg/c99-mixdecl-1.c, gcc.dg/c90-mixdecl-1.c: New tests.

From-SVN: r37429

	* c-common.c (boolean_increment): New function.
	* c-common.h (enum c_tree_index): Add CTI_C_BOOL_TYPE,
	CTI_C_BOOL_TRUE and CTI_C_BOOL_FALSE.
	(c_bool_type_node, c_bool_true_node, c_bool_false_node): Define.
	(boolean_increment): Declare.
	* c-convert.c (convert): Allow for BOOLEAN_TYPE.
	* c-decl.c (init_decl_processing): Create boolean nodes.
	(finish_struct): Allow for _Bool bitfields.
	* c-parse.in (reswords): Add _Bool.
	(rid_to_yy): Allow for RID_BOOL.
	* c-typeck.c (default_conversion): Make booleans promote to int.
	(convert_arguments, build_unary_op, build_modify_expr,
	convert_for_assignment): Allow for booleans.
	* ginclude/stdbool.h: Make conforming to C99.

cp:
	* typeck.c (build_unary_op): Use boolean_increment from
	c-common.c, moving the relevant code there.

testsuite:
	* gcc.dg/c99-bool-1.c: New test.

From-SVN: r37428

	* c-parse.in (c99_block_start, c99_block_end,
	c99_block_lineno_labeled_stmt): New.
	(simple_if, do_stmt_start): Use c99_block_lineno_labeled_stmt.
	(stmt): Split off selection and iteration statements into...
	(select_or_iter_stmt): New.  Use c99_block_lineno_labeled_stmt.

testsuite:
	* gcc.dg/c99-scope-1.c: Remove xfail.
	* gcc.dg/c99-scope-2.c: New test.

From-SVN: r37427

	* invoke.texi (-Wtrigraphs, -fdump-translation-unit, -save-temps,
	-time): Update.

From-SVN: r37426

* arm.md (mulsidi3adddi, umulsidi3adddi): Revert previous change.
Rewrite to avoid use of match_dup.  Don't try to tie registers that
are not in the same mode.

From-SVN: r37425

From-SVN: r37424

	* configure: Provide the original toplevel configure arguments
	(including $0) to subprocesses in the environment rather than
	through gcc/configargs.h.

gcc:
	* configure.in: Take toplevel configure arguments from the
	environment to create configargs.h and substitute
	gcc_config_arguments, taking account of any existing configargs.h
	if reconfiguring.
	* configure: Regenerate.
	* gccbug.in: Include toplevel configure arguments in gccbug.

From-SVN: r37423

* varasm.c (struct constant_descriptor): Put CONTENTS inside a
union to make it well-aligned.  Update all uses.

From-SVN: r37422

	* c-parse.in (initelt): Give appropriate pedantic warnings,
	depending on flag_isoc99, for non-ISO syntax and for C99 syntax
	outside C99 mode.
	(designator): If pedantic, pedwarn for a designator specifying a
	range of elements.
	* c-typeck.c (set_init_index, set_init_label): Don't pedwarn for
	these cases.
	* extend.texi: Document the C99 syntax as the preferred syntax,
	and the pre-2.5 syntax as obsolete.  Mention use of designator
	lists for nested subobjects.

From-SVN: r37421

	* MAINTAINERS: Remove references to cccp. Change C9X reference to
	C99.  Alphabetise "Write After Approval" list.

From-SVN: r37420

	* diagnostic.c (vbuild_message_string, output_do_printf, vnotice):
	Add ATTRIBUTE_PRINTF.
	* tradcpp.c (v_message, warning, error, fatal, error_with_line):
	Add ATTRIBUTE_PRINTF*.

java:
	* parse.y (issue_warning_error_from_context): Add
	ATTRIBUTE_PRINTF.

From-SVN: r37419

From-SVN: r37418

	* function.c (assign_parms): When calling put_var_into_stack, make
	sure that there are no hidden pending sequences.

From-SVN: r37417

	* builtins.c (expand_builtin): Handle BUILT_IN_INDEX and
	BUILT_IN_RINDEX.  Add missing checks for BUILT_IN_STRCHR and
	BUILT_IN_STRRCHR.

	* builtins.def (BUILT_IN_INDEX, BUILT_IN_RINDEX): New entries.

	* c-common.c (c_common_nodes_and_builtins): Declare index and
	rindex when nonansi builtins are allowed.

	* extend.texi (index, rindex): Document new builtins.

testsuite:
	* gcc.c-torture/execute/string-opt-3.c: Also test builtin rindex.
	* gcc.c-torture/execute/string-opt-4.c: Also test builtin index.

From-SVN: r37416

	* configure: Turn on libstdc++ V3 by default.

	* configure.in: Turn on libstdc++ V3 by default.
	* configure: Regenerated.

From-SVN: r37415

	* ltcf-c.sh: On Solaris, use `gcc -shared' to build a shared library
	if we've got GCC.

From-SVN: r37414

	* include/c/bits/std_cmath.h (abs): Change extern "C" declaration
	of `abs (double)' to ...
	(fabs): this.

From-SVN: r37413

	* config/os/solaris/solaris2.7/bits/os_defines.h: Define
	__EXTENSIONS__.

From-SVN: r37412

From-SVN: r37411

From-SVN: r37410

From-SVN: r37409