* config/m68k/m68k.h: Restore valid comment removed by mistake with
	the recent m68k comments cleanup.

From-SVN: r83637

	* decl.c (grokdeclarator): Restore error messages about __thread.
	* parser.c (cp_parser_decl_specifier_seq): Likewise.

From-SVN: r83636

2004-06-24  Andrew Pinski  <apinski@apple.com>

        * objc/encoding.h: Wrap the functions with extern "C" for C++
        mode.
        * objc/hash.h: Likewise.
        * objc/objc-api.h: Likewise.
        * objc/objc-list.h: Likewise.
        * objc/runtime.h: Likewise.
        * objc/sarray.h: Likewise.
        * objc/thr.h: Likewise.
        * objc/typedstream.h: Likewise.

From-SVN: r83635

	* c-gimplify.c (gimplify_for_stmt): Use gimplify_and_add.
	* gimplify.c (internal_get_tmp_var, gimplify_return_expr): Likewise.
	(gimplify_loop_expr, gimplify_init_constructor): Likewise.
	(gimplify_self_mod_expr, gimplify_cond_expr): Likewise.

From-SVN: r83634

	PR/16131
	* gimplify.c (voidify_wrapper_expr): Allow TARGET_EXPR.

From-SVN: r83633

From-SVN: r83632

From-SVN: r83630

	* gimplify.c (append_to_compound_expr): Deleted.
	* tree-gimple.h (append_to_compound_expr): Deleted.

From-SVN: r83629

fold-const.c (fold_addr_expr_with_type): Look through all valid LHS modifiers to find a base to mark addressable.

	* fold-const.c (fold_addr_expr_with_type): Look through all
	valid LHS modifiers to find a base to mark addressable.

From-SVN: r83628

	* tree.h (debug_find_tree): Add declaration.
	* tree-inline.c (debug_find_tree): Remove extern declaration.

From-SVN: r83627

2004-06-24  Eric Christopher  <echristo@redhat.com>

	* config/rs6000/rs6000.md: Apply change mistakenly
	deleted with 2004-06-22 patch.

From-SVN: r83625

[[Split portion of a mixed commit.]]

From-SVN: r83623.2

[[Split portion of a mixed commit.]]

From-SVN: r83622.2

	* c-decl.c (c_in_iteration_stmt, c_in_case_stmt): Remove.
	(c_break_label, c_cont_label): New.
	(start_function): Update initializations.
	(c_push_function_context): Update saves.
	(c_pop_function_context): Update restores.
	* c-parse.in: Update expected conflicts.
	(stmt_count, compstmt_count): Remove.  Remove all updates.
	(if_prefix, simple_if, do_stmt_start): Remove.
	(lineno_labeled_stmt): Remove.
	(lineno_labels): New.
	(c99_block_lineno_labeled_stmt): Use it.
	(lineno_stmt, lineno_label): Don't clear EXPR_LOCUS before calling
	annotate_with_locus.
	(select_or_iter_stmt): Replace by ...
	(condition, if_statement_1, if_statement_2, if_statement,
	start_break, start_continue, while_statement, do_statement,
	for_cond_expr, for_incr_expr, for_statement, switch_statement): New.
	(stmt): Split out ...
	(stmt_nocomp): ... this.  Use c_finish_bc_stmt, c_finish_goto_label,
	c_finish_goto_ptr.
	* c-semantics.c (add_stmt): Don't add line numbers to labels.
	* c-tree.h: Update prototypes.
	(struct language_function): Remove x_in_iteration_stmt, x_in_case_stmt;
	add x_break_label, x_cont_label, x_switch_stack.
	(c_switch_stack): Declare.
	* c-typeck.c (c_finish_goto_label, c_finish_goto_ptr): New.
	(c_finish_return): Return the statement.
	(c_switch_stack): Rename from switch_stack; export.
	(if_elt, if_stack, if_stack_space, if_stack_pointer): Remove.
	(c_begin_if_stmt, c_finish_if_cond, c_finish_then, c_begin_else,
	c_finish_else): Remove.
	(c_finish_if_stmt): Rewrite to perform the entire operation.
	(c_begin_while_stmt, c_finish_while_stmt_cond, c_finish_while_stmt,
	c_begin_for_stmt, c_finish_for_stmt_init, c_finish_for_stmt_cond,
	c_finish_for_stmt_incr, c_finish_for_stmt): Remove.
	(c_finish_loop): New.
	(c_finish_bc_stmt): New.
	(c_finish_expr_stmt): Return the statement.  Split out...
	(c_process_expr_stmt): ... this.  Don't add locus to error marks.
	* gimplify.c (gimplify_cond_expr): Accept NULL type statements.
	* tree-gimple.c (is_gimple_stmt): Likewise.
	* tree-pretty-print.c (dump_generic_node <COND_EXPR>): Likewise.
	(print_struct_decl): Delete empty compound statement.
	* objc/objc-act.c (objc_build_throw_stmt): Return the statement.
	* objc/objc-act.h: Update decl.

From-SVN: r83620

tree-pretty-print.c (dump_generic_node, [...]): Don't look at TYPE_METHODS unless RECORD_TYPE or UNION_TYPE.

	* tree-pretty-print.c (dump_generic_node, case TYPE_DECL):
	Don't look at TYPE_METHODS unless RECORD_TYPE or UNION_TYPE.

From-SVN: r83619

2004-06-24  Andrew Pinski  <apinski@apple.com>

        * objc-act.c (build_objc_method_call): Save the lookup_object
        so we do not call it twice.

From-SVN: r83618

From-SVN: r83617

        * tree-ssa-dom.c (real_avail_expr_hash): New.
        (tree_ssa_dominator_optimize): Use it in the htab.

From-SVN: r83616

From-SVN: r83615

From-SVN: r83613

2004-06-24  Frank Ch. Eigler  <fche@redhat.com>

	* tree-mudflap.c (mx_register_decls): Add third (type) argument
	to synthesized __mf_unregister call.

From-SVN: r83612

2004-06-24  Frank Ch. Eigler  <fche@redhat.com>

	Adopt splay trees for object database.
	* Makefile.am: Copy splay-tree.* from libiberty.
	* Makefile.in, testsuite/Makefile.in: Regenerated.
	* mf-runtime.h.in (__mf_unregister): Add third parameter (type).
	* mf-hooks[123].c (*): Add new third parameter to mf_unregister.
	* mf-impl.h (BEGIN_PROTECT): Remove some trace text.
	* mf-runtime.c: Rewrite code dealing with object database to use
	libiberty splay trees.  Remove tree liveness aging option.
	* testsuite/libmudflap.c/fail18-frag.c: Add volatile flag.

From-SVN: r83611

	PR middle-end/15239
	* expmed.c (expand_mult): Remove artificial restriction on the
	maximum cost of a synthetic multiplication sequence.

From-SVN: r83610

re PR tree-optimization/16115 (double-destruction problem with argument passing via temporary (breaks auto_ptr))

        PR c++/16115
        * decl.c (grokparms): Give the PARM_DECL reference type if the
        parameter is passed by invisible reference.

From-SVN: r83609

2004-06-24  Eric Christopher  <echristo@redhat.com>

	* combine.c (distribute_notes): Don't delete sets to
	global register variables.

From-SVN: r83606

	* config/i386/i386.md (ffsdi2, clzdi2): New expanders.
	(ffs_rex64): New splitter.
	(ffsdi_1, ctzdi2, bsr_rex64): New instructions.

From-SVN: r83604

gcc/ChangeLog:
        * config/darwin7.h (MATH_LIBRARY): Remove.
        (LIB_SPEC): Define.
        * config/darwin.h (MATH_LIBRARY): Define always to empty.
        (LIB_SPEC): Only define if not already defined.

libstdc++/ChangeLog:
	* linkage.m4: Remove check for libmx.
	* configure: Regenerate.

libgfortran/ChangeLog:
	* configure.ac: Remove check for libmx.
	* configure: Regenerate.

From-SVN: r83603

	* testsuite/libjava.jacks/jacks.xfail: Remove
	15.9.1-qualified-concrete-20.

From-SVN: r83602

2004-06-24  Revital Eres  <eres@il.ibm.com>

	* loop-iv.c (iv_analyze, simple_set_p): Support for identifying
	shifts of induction variable.
	(iv_shift): New function.

From-SVN: r83599

From-SVN: r83598

	* tree-ssa-dom.c (record_dominating_conditions): New function.
	(dom_opt_finalize_block, get_eq_expr_value): Use it.

	* gcc.dg/tree-ssa/20040624-1.c: New test.

From-SVN: r83597

	* parse.y (set_nested_class_simple_name_value): Removed.
	(java_complete_expand_class): Remove calls to
	set_nested_class_simple_name_value.

From-SVN: r83596

	* calls.c (shift_returned_value): Fix handling of non-integer
	TYPE_MODEs.

From-SVN: r83595

From-SVN: r83594

From-SVN: r83593

	* c-decl.c (finish_function): Do not check for DEFAULT_MAIN_RETURN.
	* system.h (DEFAULT_MAIN_RETURN): Poison.
	* doc/tm.texi (DEFAULT_MAIN_RETURN): Remove documentation.

From-SVN: r83592

From-SVN: r83591

From-SVN: r83589

	* g++.dg/tree-ssa/tree-ssa.exp: Remove. dg.exp already handles
	this directory.

From-SVN: r83588

From-SVN: r83587