target-supports.exp (check_effective_target_fixed_point): New to check if targets have fixed-point supports.

	* lib/target-supports.exp (check_effective_target_fixed_point): New to
	check if targets have fixed-point supports.
	* gcc.dg/fixed-point/fixed-point.exp: New file.
	* gcc.dg/fixed-point/addsub.c, gcc.dg/fixed-point/allconv.c,
	* gcc.dg/fixed-point/allop.c, gcc.dg/fixed-point/call-by-value.c,
	* gcc.dg/fixed-point/cast-bad.c, gcc.dg/fixed-point/composite-type.c,
	* gcc.dg/fixed-point/const-1.c, gcc.dg/fixed-point/constant.c,
	* gcc.dg/fixed-point/constants-pedantic.c,
	* gcc.dg/fixed-point/convert.c, gcc.dg/fixed-point/define.c,
	* gcc.dg/fixed-point/keywords-c89.c, gcc.dg/fixed-point/keywords-c99.c,
	* gcc.dg/fixed-point/keywords-ignored-c99.c,
	* gcc.dg/fixed-point/keywords-pedantic.c,
	* gcc.dg/fixed-point/keywords-reserved.c, gcc.dg/fixed-point/binary.c,
	* gcc.dg/fixed-point/modes.c, gcc.dg/fixed-point/noassoc.c,
	* gcc.dg/fixed-point/types.c, gcc.dg/fixed-point/typespec.c,
	* gcc.dg/fixed-point/unary.c, gcc.dg/fixed-point/func-array.c,
	* gcc.dg/fixed-point/func-scalar.c, gcc.dg/fixed-point/func-struct.c,
	* gcc.dg/fixed-point/func-vararg-mixed.c,
	* gcc.dg/fixed-point/operator-logical.c,
	* gcc.dg/fixed-point/struct-union.c,
	* gcc.dg/fixed-point/bit-complement.c,
	* gcc.dg/fixed-point/operator-bitwise.c,
	* gcc.dg/fixed-point/operator-comma.c,
	* gcc.dg/fixed-point/struct-layout-1.c,
	* gcc.dg/fixed-point/union-init.c,
	* gcc.dg/fixed-point/Wbad-function-cast-1.c,
	* gcc.dg/fixed-point/func-mixed.c,
	* gcc.dg/fixed-point/func-vararg-size0.c,
	* gcc.dg/fixed-point/func-vararg.c, gcc.dg/fixed-point/int-warning.c,
	* gcc.dg/fixed-point/loop-index.c, gcc.dg/fixed-point/operator-cond.c,
	* gcc.dg/fixed-point/operator-unary.c,
	* gcc.dg/fixed-point/allop-const.c,
	* gcc.dg/fixed-point/muldiv-warning.c,
	* gcc.dg/nofixed-point-1.c,
	* gcc.target/mips/dpaq_sa_l_w.c, gcc.target/mips/dpsq_sa_l_w.c,
	* gcc.target/mips/fixed-vector-type.c,
	* gcc.target/mips/fixed-scalar-type.c: New tests.

From-SVN: r128661

From-SVN: r128659

2007-09-21  Seongbae Park  <seongbae.park@gmail.com>

	* MAINTAINERS (Write After Approval): Fix typo.

From-SVN: r128655

	PR fortran/31546
	* (configure.ac): Add --enable-intermodule for onestep build.
	* (Makefile.am): Handle onestep build.
	* (configure, Makefile.in): Regenerate.

From-SVN: r128654

From-SVN: r128652

trans-expr.c (gfc_trans_pointer_assignment): Convert array descriptor for subref pointer assignements...

2007-09-21  Paul Thomas  <pault@gcc.gnu.org>

	*trans-expr.c (gfc_trans_pointer_assignment): Convert array
	descriptor for subref pointer assignements, rather than using
	the loop info version.

From-SVN: r128651

2007-09-21  Olivier Hainque  <hainque@adacore.com>

	ada/
        * utils.c (type_for_nonaliased_component_p): Return false for
        all AGGREGATE_TYPEs.

	testsuite/
        * gnat.dg/nested_subtype_byref.ad[bs]: Part of new test.
        * gnat.dg/test_nested_subtype_byref.adb: New test.

From-SVN: r128650

	PR fortran/33439
	* gfortran.dg/gomp/pr33439.f90: New test.

From-SVN: r128649

	PR libfortran/26253
	* intrinsics/c99_functions.c (scalbn): Use ldexp if appopriate.

From-SVN: r128648

2007-09-21  Tobias Burnus  <burnus@net-b.de>

        PR fortran/33455
        * check.c (check_same_strlen): New function.
        (gfc_check_merge): Use it.

2007-09-21  Tobias Burnus  <burnus@net-b.de>

        PR fortran/33455
        * gfortran.dg/merge_char_3.f90: New.

From-SVN: r128647

2007-09-21  Tobias Burnus  <burnus@net-b.de>

        PR fortran/33037
        * simplify.c (gfc_simplify_transfer): Warn if source size
        is smaller than result size.

2007-09-21  Tobias Burnus  <burnus@net-b.de>

        PR fortran/33037
        * gfortran.dg/transfer_check_1.f90: New.

From-SVN: r128646

2007-09-21  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/33508
	* tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
	quadratic loop by keeping a bitmap of variables we have
	to clobber all subvariables for.
	(set_initial_properties): Likewise.

From-SVN: r128645

config/
	* mt-sde (CFLAGS_FOR_TARGET): Replace -fno-optimize-sibling-calls
	with -minterlink-mips16.
	(CXXFLAGS_FOR_TARGET): Likewise.

gcc/
	* config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.

From-SVN: r128644

	PR fortran/20441
        * gfortran.h : Add init_local_* enums and init_flag_* flags to
	gfc_option_t.
	* lang.opt: Add -finit-local-zero, -finit-real, -finit-integer,
	-finit-character, and -finit-logical flags.
	* invoke.texi: Document new options.
	* resolve.c (build_init_assign): New function.
	(apply_init_assign): Move part of function into build_init_assign.
	(build_default_init_expr): Build local initializer (-finit-*).
	(apply_default_init_local): Apply local initializer (-finit-*).
	(resolve_fl_variable): Try to add local initializer (-finit-*).
	* options.c (gfc_init_options, gfc_handle_option,
	gfc_post_options): Handle -finit-local-zero, -finit-real,
	-finit-integer, -finit-character, and -finit-logical flags.

	PR fortran/20441
	* gfortran.dg/init_flag_1.f90: New.
	* gfortran.dg/init_flag_2.f90: New.
	* gfortran.dg/init_flag_3.f90: New.
	* gfortran.dg/init_flag_4.f90: New.
	* gfortran.dg/init_flag_5.f90: New.
	* gfortran.dg/init_flag_6.f90: New.
	* gfortran.dg/init_flag_7.f90: New.

From-SVN: r128643

c-decl.c (finish_declspecs): When _Sat is used without _Fract or _Accum, set the default type to cts_fract.

	* c-decl.c (finish_declspecs): When _Sat is used without
	_Fract or _Accum, set the default type to cts_fract.
	This avoids a warning of "type defaults to int".

Co-Authored-By: Chao-ying Fu <fu@mips.com>

From-SVN: r128642

From-SVN: r128640

cp/
2007-09-20  Paolo Carlini  <pcarlini@suse.de>

	PR c++/33460
	* semantics.c (finish_id_expression): Use consistently
	context_for_name_lookup.
	* decl.c (fixup_anonymous_aggr): Fix error message for
	anonymous struct (vs union).

testsuite/
2007-09-20  Paolo Carlini  <pcarlini@suse.de>

	PR c++/33460
	* g++.dg/ext/anon-struct6.C: New.

From-SVN: r128637

	PR libfortran/23272

	* io/unix.c (id_from_handle, id_from_path, id_from_fd): New
	functions.
	(compare_file_filename, find_file, find_file0): Use the new
	functions above.

	* gfortran.dg/inquire_10.f90: New test.

From-SVN: r128636

	* acinclude.m4 (LIBGFOR_TARGET_ILP32): Remove test.
	* configure.ac: Don't call LIBGFOR_TARGET_ILP32.
	* configure: Regenerate.
	* config.h.in: Regenerate.

From-SVN: r128635

	* c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
	bit-fields wider than one bit.

testsuite:
	* gcc.dg/c99-bool-2.c, gcc.dg/c99-bool-3.c: New tests.

From-SVN: r128634

	PR fortran/33221

	* gfortran.h (symbol_attribute): Add zero_comp field.
	* symbol.c (gfc_use_derived): Handle case of emtpy derived types.
	* decl.c (gfc_match_data_decl): Likewise.
	(gfc_match_derived_decl): Likewise.
	* module.c (ab_attribute, attr_bits): Add AB_ZERO_COMP member.
	(mio_symbol_attribute): Write and read AB_ZERO_COMP.
	* resolve.c (resolve_symbol): Handle case of emtpy derived types.
	* parse.c (parse_derived): Likewise.

	* gfortran.dg/used_types_18.f90: Declare variable of empty
	derived type.

From-SVN: r128633

re PR fortran/33288 (ICE (segfault) in mpfr_cmp2 when evaluating array initializers containing addition)

	PR fortran/33288

	* arith.c (reduce_unary, reduce_binary_ac, reduce_binary_ca,
	reduce_binary_aa): Call ourselves recursively if an element of
	the constructor is itself a constant array.

	* gfortran.dg/array_constructor_19.f90: New test.

From-SVN: r128632

	PR debug/33316
	* dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
	DECL_NAME.
	* dbxout.c (dbxout_type): Likewise.

	* gcc.dg/debug/pr33316.c: New test.

From-SVN: r128631

	PR c++/33496
	* pt.c (tsubst_copy) <case SIZEOF_EXPR>: Handle error_mark_node
	returned from tsubst_pack_expansion.
	(tsubst_copy_and_build) <case SIZEOF_EXPR>: Likewise.
	(tsubst_copy_and_build) <case CONSTRUCTOR>: Likewise.

	* g++.dg/cpp0x/variadic76.C: New test.
	* g++.dg/cpp0x/variadic77.C: New test.
	* g++.dg/cpp0x/variadic78.C: New test.

From-SVN: r128630

re PR c/33238 (ICE on statement expression using variable-sized structure in tree_low_cst, at tree.c:4502)

	PR c/33238
	PR c/27301
	* gimplify.c (gimplify_vla_decl): New function.
	(gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
	Call it.
	(gimplify_target_expr): Handle variable length TARGET_EXPRs.

	* gcc.c-torture/execute/20070919-1.c: New test.
	* gcc.dg/pr33238.c: New test.
	* gcc.dg/pr27301.c: New test.

From-SVN: r128629

gcc/testsuite/
	* lib/target-supports.exp (check_effective_target_mips64): New
	procedure.
	* gcc.dg/lower-subreg-1.c: Require !mips64.
	* gcc.dg/sibcall-3.c (ATTR): New macro.
	(recurser_void1, recurser_void2): Use it.
	* gcc.dg/sibcall-4.c: As for gcc.dg/sibcall-3.c.
	* gcc.dg/tree-ssa/ssa-fre-3.c: Require !mips64.

From-SVN: r128626

	* configure.ac (mipsisa*-*-elfoabi*): New stanza.
	* configure: Regenerate.

config/
	* mt-mips-elfoabi: New file.

gcc/
	* doc/invoke.texi (-minterlink-mips16): Document.
	* config/mips/mips.opt (minterlink-mips16): New option.
	* config/mips/mips.c (mips_function_ok_for_sibcall): Handle
	-minterlink-mips16

From-SVN: r128625

fortran/
* io.c (resolve_tag_format): New function using code split out
and simplified from ...
(resolve_tag): ... this function.  Simplify logic.  Unify
IOSTAT, IOLENGTH and SIZE handling.
testsuite/
* gfortran.dg/g77/19981216-0.f: Remove dg-warning annotation.
* gfortran.dg/io_constraints_1.f90: Make a -std=f95 test.  Add
warning annotation.
* gfortran.dg/iostat_3.f90: Make a -std=f95 test.

From-SVN: r128623

	* doc/extend.texi (Attribute Syntax): Remove old speculative
	future direction.

From-SVN: r128622

        PR c++/7586
        * pt.c (tsubst): Handle typedefs by looking for the specialization.
        (retrieve_specialization): Only tagged types use
        DECL_TEMPLATE_INSTANTIATIONS.
        (instantiate_class_template): Push nested classes too.
        (tsubst_decl) [TYPE_DECL]: Only check for canonical decl for
        tagged types.
        * cp-tree.h (MAYBE_TAGGED_TYPE_P): New macro.
        * init.c (is_aggr_type): Remove redundant tests.
        * class.c (push_nested_class): Use CLASS_TYPE_P.

From-SVN: r128621

2007-09-20  Christopher D. Rickett  <crickett@lanl.gov>

        PR fortran/33497
        * resolve.c (gfc_iso_c_func_interface): Use information from
        subcomponent if applicable.

2007-09-20  Christopher D. Rickett  <crickett@lanl.gov>

        PR fortran/33497
        * gfortran.dg/c_loc_tests_11.f03: New test case.

From-SVN: r128620

2007-09-20  Tobias Burnus  <burnus@net-b.de>

        PR fortran/33325
        * intrinsic.text: Add documentation of the intrinsic modules.
        * gfortran.texi: Link to intrinsic-modules section and to
        the GOMP manual.

From-SVN: r128619

	gcc/
	* combine.c: Include cgraph.h.
	(setup_incoming_promotions): Rework to allow more aggressive
	elimination of sign extensions when all call sites of the
	current function are known to lie within the current unit.

From-SVN: r128618

2007-09-20  Paul Jarc  <prj-bugzilla-gcc@multivac.cwru.edu>

	PR bootstrap/31906
	* libtool-ldflags: Don't prefix arguments with -Xcompiler if
        they're already prefixed.

From-SVN: r128617

cp/
2007-09-20  Paolo Carlini  <pcarlini@suse.de>

	PR c++/33459
	* init.c (build_zero_init): If, recursively, build_zero_init
	returns a NULL_TREE, do not append it to the VEC of constructors.

testsuite/
2007-09-20  Paolo Carlini  <pcarlini@suse.de>

	PR c++/33459
	* g++.dg/init/ref14.C: New.

From-SVN: r128615

gcc/
	* dse.c (find_shift_sequence): No-op rework of control flow.

From-SVN: r128614

2007-09-19  Benjamin Kosnik  <bkoz@redhat.com>

	* configure.ac (TOPLEVEL_CONFIGURE_ARGUMENTS): Move libgomp before
	libstdc++.
	* Makefile.def: Add libgomp config as a maybe dependency for libstdc++.
	* configure: Regenerate.
	* Makefile.in: Regenerate.

From-SVN: r128613

From-SVN: r128611

gcc/
	* config/mips/mips.c (build_mips16_call_stub): Tidy.  Fix second
	GPR for DCmode on 64-bit targets.  Remove redundant fallback.

From-SVN: r128608

2007-09-19  Andrew Pinski  <andrew_pinski@playstation.sony.com>

        * cfgexpand.c (dump_stack_var_partition): Use the correct
        index for the offset.

From-SVN: r128607