From-SVN: r81969

        * toplev.h (flag_delete_null_pointer_checks): Move from here to...
        * flags.h (flag_delete_null_pointer_checks): Here.
        * tree-flow.h (cprop_into_successor_phis): Add argument to prototype.
        * tree-phinodes.c (resize_phi_node): Initialize PHI_ARG_NONZERO.
        (add_phi_arg, remove_phi_arg_num): Similarly.
        * tree-ssa-copy.c (cprop_into_successor_phis): Propagate nonzero
        property into PHI nodes.
        * tree-ssa-dom.c: Remove redundant inclusion of flags.h.
        (record_equivalences_from_phis): If all PHI arguments are known to be
        nonzero, then the result must be nonzero as well.
        (cprop_into_phis): Pass nonzero_vars bitmap to cprop_into_successor_phis        (record_equivalences_from_stmt): Check flag_delete_null_pointer_checks
        appropriately.  Walk the USE-DEF chains and propagate nonzero property
        as appropriate.
        * tree.h (PHI_ARG_NONZERO): Define.
        (phi_arg_d): Add nonzero flag.

From-SVN: r81968

top:
	* Makefile.def, Makefile.tpl, configure.in: Remove all mention
	of libf2c.
	* configure, Makefile.in: Regenerate.
contrib:
	* gcc_update: Remove gcc/f/intdoc.texi and all libf2c files
	from list of files to be touched.
	* convert_to_f2c, convert_to_g2c, download_f2c: Delete.
gcc:
	* f: Entire directory removed

	* c-common.h (CTI_G77_INTEGER_TYPE, CTI_G77_UINTEGER_TYPE)
	(CTI_G77_LONGINT_TYPE, CTI_G77_ULONGINT_TYPE)
	(g77_integer_type_node, g77_uinteger_type_node)
	(g77_longint_type_node, or g77_ulongint_type_node): Delete.
	* c-common.c (c_common_nodes_and_builtins): Do not initialize
	the above set of variables.

	* config/i386/uwin.h: No need to define WIN32_UWIN_TARGET.
	* doc/invoke.texi, doc/standards.texi: Remove cross-references
	to g77 manual.
gcc/po:
	* exgettext (spec_error_string): Do not scan beyond the end of
	the string for a close brace.  Do not bail out at the first
	incidence of %%e.
	* gcc.pot: Regenerate.

From-SVN: r81967

	PR fortran/13930
	* decl.c (add_init_expr_to_sym): Remove incorrect check.
	(default_initializer): Move to expr.c.
	(variable_decl): Don't assign default initializer to variables.
	* expr.c (gfc_default_initializer): Move to here.
	* gfortran.h (gfc_default_initializer): Add prototype.
	* resolve.c (resolve_symbol): Check for illegal initializers.
	Assign default initializer.
testsuite/
	* gfortran.fortran-torture/execute/der_init_4.f90: New test.

From-SVN: r81966

From-SVN: r81964

* gfortran.fortran-torture/execute/cmplx.f90: Add test for bug in
constant folding.

From-SVN: r81961

2004-05-17  Steve Kargl  <kargls@comcast.net>

* arith.c (gfc_arith_power): Complex number raised to 0 power is 1.

From-SVN: r81959

[maintainer-scripts/]
2004-05-17  Kelley Cook  <kcook@gcc.gnu.org>

	* gcc_release (build_sources): Change CRCs from brik to md5sum.
[htdocs/]
2004-05-17  Kelley Cook  <kcook@gcc.gnu.org>

	* snapshots.html: Update docs for checking with md5sum.

From-SVN: r81958

2004-05-17  Steve Kargl  <kargls@comcast.net>

* arith.c (gfc_real2complex): Range checking wrong part of complex
        number.

From-SVN: r81957

2004-05-17  Jonathan Wakely  <redi@gcc.gnu.org>

	* include/bits/boost_concept_check.h: Fix old attribute syntax.
	* testsuite/23_containers/map/modifiers/swap.cc: Define operator<
	to pass concept-checks.
	* testsuite/23_containers/multimap/modifiers/swap.cc: Same.
	* testsuite/23_containers/set/modifiers/swap.cc: Same.
	* testsuite/23_containers/multiset/modifiers/swap.cc: Same.

From-SVN: r81953

From-SVN: r81952

	* tree-ssa-operands.c (get_expr_operands): Do not treat malloc
	attributed functions as pure or const.

From-SVN: r81951

From-SVN: r81946

2004-05-17  Frank Ch. Eigler  <fche@redhat.com>

	* tree-mudflap.c (mx_register_decls): Tolerate decl trees resulting
	from source code with errors.

From-SVN: r81945

2004-05-17  Frank Ch. Eigler  <fche@redhat.com>

	* lib/libmudflap.exp (libmudflap-init): For C++ test cases only,
	import some build settings from libstdc++-v3 testsuite_flags.
	* .../cfrags.exp, .../c++frags.exp, .../cthfrags.exp: Corresponding
	changes to pass test language.

	* mf-runtime.c (__mfu_check): Poison the cache with antidote for
	quicker mode-nop handling.

From-SVN: r81944

From-SVN: r81940

	* Makefile.in (cc1): Moved @TREEBROWSER@ from here...
	(BACKEND): ...to here.

From-SVN: r81939

	* i386.c (construct_container): Do not produce BLKmode registers.
	(classify_argument): Properly compute alignment of complex types.

From-SVN: r81937

2004-05-17  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/15084
	* config/i386/i386.md (*movsi_insv_1_rex64): Changed to DImode
	and renamed to movdi_insv_1_rex64.
	(insv): Support SImode for 32bit and DImode for 64bit.

From-SVN: r81936

2004-05-17  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	Part of function-at-a-time conversion

	* misc.c (adjust_decl_rtl): Deleted.
	(LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
	Define.

	* gigi.h: (adjust_decl_rtl, kept_level_p, set_block): Deleted.
	(add_decl_stmt, add_stmt, block_has_vars): New functions.
	(gnat_pushlevel, gnat_poplevel): Renamed from pushlevel and poplevel.

	* decl.c (elaborate_expression, maybe_pad_type): Call add_decl_stmt
	when making a decl.
	(gnat_to_gnu_entity): Likewise.
	Use add_stmt to update setjmp buffer.
	Set TREE_ADDRESSABLE instead of calling put_var_into_stack and
	flush_addressof.
	No longer call adjust_decl_rtl.
	(DECL_INIT_BY_ASSIGN_P): New macro.
	(DECL_STMT_VAR): Likewise.

	* trans.c (gigi): Call start_block_stmt to make the outermost
	BLOCK_STMT.
	(gnat_to_code, gnu_to_gnu, tree_transform, process_decls, process_type):
	Call start_block_stmt and end_block_stmt temporarily.
	Use gnat_expand_stmt instead of expand_expr_stmt.
	(add_decl_stmt): New function.
	(tree_transform): Call it.
	(add_stmt): Also emit initializing assignment for DECL_STMT if needed.
	(end_block_stmt): Set type and NULL_STMT.
	(gnat_expand_stmt): Make recursize call instead of calling
	expand_expr_stmt.
	(gnat_expand_stmt, case DECL_STMT): New case.
	(set_lineno_from_sloc): Do nothing if global.
	(gnu_block_stmt_node, gnu_block_stmt_free_list): New variables.
	(start_block_stmt, add_stmt, end_block_stmt): New functions.
	(build_block_stmt): Call them.
	(gnat_to_code): Don't expand NULL_STMT.
	(build_unit_elab): Rename pushlevel and poplevel to gnat_* and change
	args.
	(tree_transform): Likewise.
	(tree_transform, case N_Null_Statement): Return NULL_STMT.
	(gnat_expand_stmt, case NULL_STMT): New case.
	(gnat_expand_stmt, case IF_STMT): Allow nested IF_STMT to have no
	IF_STMT_TRUE.

	* utils2.c (gnat_mark_addressable, case VAR_DECL): Do not set
	TREE_ADDRESSABLE.

	* utils.c (create_var_decl): Do not call expand_decl or
	expand_decl_init.
	Set TREE_ADDRESSABLE instead of calling gnat_mark_addressable.
	Set DECL_INIT_BY_ASSIGN_P when needed and do not generate MODIFY_EXPR
	here.
	(struct e_stack): Add chain_next to GTY.
	(struct binding_level): Deleted.
	(struct ada_binding_level): New struct.
	(free_block_chain): New.
	(global_binding_level, clear_binding_level): Deleted.
	(global_bindings_p): Rework to see if no chain.
	(kept_level_p, set_block): Deleted.
	(gnat_pushlevel): Renamed from pushlevel and extensive reworked to use
	new data structure and work directly on BLOCK node.
	(gnat_poplevel): Similarly.
	(get_decls): Look at BLOCK_VARS.
	(insert_block): Work directly on BLOCK node.
	(block_has_var): New function.
	(pushdecl): Rework for new binding structures.
	(gnat_init_decl_processing): Rename and rework calls to pushlevel and
	poplevel.
	(build_subprog_body): Likewise.
	(end_subprog_body): Likewise; also set up BLOCK in DECL_INITIAL.

	* ada-tree.def (DECL_STMT, NULL_STMT): New codes.

	* ada-tree.h: (DECL_INIT_BY_ASSIGN_P): New macro.
	(DECL_STMT_VAR): Likewise.

2004-05-17  Robert Dewar  <dewar@gnat.com>

	* restrict.ads, restrict.adb (Process_Restriction_Synonym): New
	procedure

	* sem_prag.adb (Analyze_Pragma, case Restrictions): Cleanup handling
	of restriction synonyums by using
	Restrict.Process_Restriction_Synonyms.

	* snames.ads, snames.adb: Add entries for Process_Restriction_Synonym

	* s-restri.ads (Tasking_Allowed): Correct missing comment

	* s-rident.ads: Add entries for restriction synonyms

	* ali.adb: Fix some problems with badly formatted ALI files that can
	result in infinite loops.

	* s-taprop-lynxos.adb, s-tpopsp-lynxos.adb, s-taprop-tru64.adb,
	s-tpopsp-posix-foreign.adb, s-taprop-irix.adb, s-interr-sigaction.adb,
	s-taprop-irix-athread.adb, s-taprop-hpux-dce.adb, s-taprop-linux.adb,
	s-taprop-dummy.adb, s-interr-dummy.adb, s-taprop-os2.adb,
	s-taprop-solaris.adb, s-tpopsp-solaris.adb, s-asthan-vms.adb,
	s-inmaop-vms.adb, s-interr-vms.adb, s-taprop-vms.adb,
	s-tpopde-vms.adb, s-taprop-mingw.adb, s-interr-vxworks.adb,
	s-taprop-vxworks.adb, s-tpopsp-vxworks.adb, s-taprop-posix.adb,
	s-tpopsp-posix.adb, s-tratas-default.adb, a-dynpri.adb,
	a-tasatt.adb, a-taside.adb, a-taside.ads, exp_attr.adb,
	exp_ch9.adb, g-thread.adb, rtsfind.ads, sem_attr.adb,
	s-interr.adb, s-interr.ads, s-soflin.ads, s-taasde.adb,
	s-taasde.ads, s-taenca.adb, s-taenca.ads, s-taprop.ads,
	s-tarest.adb, s-tarest.ads, s-tasdeb.adb, s-tasdeb.ads,
	s-tasini.adb, s-tasini.ads, s-taskin.adb, s-taskin.ads,
	s-tasque.adb, s-tasque.ads, s-tasren.adb, s-tasren.ads,
	s-tassta.adb, s-tassta.ads, s-tasuti.adb, s-tasuti.ads,
	s-tataat.adb, s-tataat.ads, s-tpinop.adb, s-tpinop.ads,
	s-tpoben.adb, s-tpobop.adb, s-tpobop.ads, s-tporft.adb,
	s-tposen.adb, s-tposen.ads, s-tratas.adb, s-tratas.ads: Change Task_ID
	to Task_Id (minor cleanup).

2004-05-17  Vincent Celier  <celier@gnat.com>

	* g-os_lib.adb (Normalize_Pathname.Final_Value): Remove trailing
	directory separator.

	* prj-proc.adb (Recursive_Process): Inherit attribute Languages from
	project being extended, if Languages is not declared in extending
	project.

2004-05-17  Javier Miranda  <miranda@gnat.com>

	* sem_ch10.adb (Install_Limited_Withed_Unit): Do not install the
	limited view of a visible sibling.

From-SVN: r81935

	* config/mips/mips.h (MASK_DEBUG_G, TARGET_DEBUG_G_MODE): Delete.
	(TARGET_SWITCHES): Remove debugg.
	* config/mips/mips.md (adddi3, ashldi3, ashrdi3, lshrdi3): Only handle
	TARGET_64BIT.
	(subdi3): Replace the define_expand with a define_insn, the latter
	renamed from subdi3_internal_3.
	(negdi2): Likewise negdi2_internal_2.
	(adddi3_internal_[12], subdi3_internal, ashldi3_internal{,2,3})
	(ashrdi3_internal{,2,3}, lshrdi3_internal{,2,3}): Remove patterns
	and associated define_splits.
	(adddi3_internal): Renamed from adddi3_internal_3.
	(ashldi3_internal): Likewise ashldi3_internal4.
	(ashrdi3_internal): Likewise ashrdi3_internal4.
	(lshrdi3_internal): Likewise lshrdi3_internal4.

From-SVN: r81934

	* optabs.c (expand_unop): Try implementing negation using subtraction
	from zero.

From-SVN: r81933

	* pa.md:  Fix typo from last change.  Remove DFmode move to and from
	SAR register.

From-SVN: r81932

From-SVN: r81930

PR target/10982
* arm.md (ne_zeroextractsi): Convert to insn-and-split.
(ne_zeroextractsi_shifted): New pattern.
(ite_ne_zeroextractsi): New pattern.
(ite_ne_zeroextractsi_shifted): New pattern.

From-SVN: r81926

From-SVN: r81925

From-SVN: r81922

From-SVN: r81921

From-SVN: r81920

From-SVN: r81919

From-SVN: r81918

2004-05-16  Paolo Carlini  <pcarlini@suse.de>

	* include/std/std_bitset.h: Minor formatting fixes.

From-SVN: r81917

2004-05-16  Paolo Carlini  <pcarlini@suse.de>

	* include/ext/mt_allocator.h (__mt_alloc<>::deallocate):
	Consistently update __bin._M_free[0].
	(__mt_alloc<>::allocate): When __bin._M_first[0] != NULL use
	__bin._M_free[0] to simplify the while loop (i.e., the number
	of iterations becomes known at the outset).

From-SVN: r81916

	* io/write.c (write_logical): Don't print extra blank.
	(write_integer): Base field width on kind.
	(list_formatted_write): Output initial blank.

Co-Authored-By: Paul Brook <paul@codesourcery.com>

From-SVN: r81914

	* io/io.h (flush): Add prototype.
	* io/transfer.c (finalize_transfer): Flush partial records.
	* io/unix.c (flush): New function.

From-SVN: r81913

From-SVN: r81912

From-SVN: r81910

	* c-gimplify.c (c_genericize):
	Replace calls via (*lang_hooks.foo) with lang_hooks.foo.
	* c-parse.in <expr_no_commas>: Likewise.
	<if_prefix>: Likewise.
	<select_or_iter_stmt>: Likewise.
	* expr.c (expand_var, expand_expr_real_1): Likewise.
	* expr.h (expand_expr): Make it a static inline function.
	Move prototype for expand_expr_real up before this.
	* fold-const.c (fold_relational_hi_lo, fold_relational_const):
	Likewise.
	* gimplify.c (gimple_boolify, gimplify_addr_expr,
	gimplify_asm_expr, gimplify_expr): Likewise.
	* tree-cfg.c (dump_tree_cfg, dump_cfg_stats, tree_cfg2vcg,
	dump_function_to_file): Likewise.
	* tree-dfa.c (dump_immediate_uses, dump_dfa_stats): Likewise.
	* tree-inline.c (remap_block, save_body, walk_tree): Likewise.
	* tree-into-ssa.c (dump_tree_ssa): Likewise.
	* tree-mudflap.c (mf_varname_tree, mf_file_function_line_tree):
	Likewise.
	* tree-optimize.c (execute_one_pass): Likewise.
	* tree-pretty-print.c (dump_generic_bb_buff): Likewise.
	* tree-ssa-alias.c (dump_alias_stats, dump_alias_info): Likewise.

objc/
	* objc-act.c (objc_build_try_enter_fragment,
	objc_build_try_epilogue, objc_build_catch_stmt,
	objc_build_finally_prologue): Replace calls via (*lang_hooks.foo)
	with lang_hooks.foo ().

From-SVN: r81907

From-SVN: r81906

PR fortran/15234
* io/io.h (unit_t): Rename to ...
(gfc_unit) ... this.
(unit_root, current_unit, find_file, find_unit, get_unit): Now
of type gfc_unit.
(delete_file, insert_unit, close_unit): Argument now of type
gfc_unit.
* backspace.c (st_backspace), close.c (st_close), endfile.c
(st_endfile), inquire.c (inquire_via_unit, st_inquire), open.c
(test_endfile, edit_modes, new_unit, already_open, st_open),
rewind.c (st_rewind), transfer.c (current_unit), unit.c
(internal_unit, unit_cache, rotate_left, rotate_right, insert,
insert_unit, delete_root, delete_treap, delete_unit, find_unit,
get_unit, init_units, close_unit), unix.c (find_file0,
find_file, delete_file): Replace all occurences of unit_t by
gfc_unit.

From-SVN: r81903