2008-01-09  Richard Guenther  <rguenther@suse.de>
	Andrew Pinski  <andrew_pinski@playstation.sony.com>

        PR middle-end/30132
	* gimplify.c (gimplify_cond_expr): Do not create an addressable
	temporary if an rvalue is ok or an lvalue is not required.

	* gcc.c-torture/compile/pr30132.c: New testcase.

Co-Authored-By: Andrew Pinski <andrew_pinski@playstation.sony.com>

From-SVN: r131430

2008-01-09  Richard Guenther  <rguenther@suse.de>

	PR middle-end/34458
	* tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
	adjust return type.

	* gcc.c-torture/compile/pr34458.c: New testcase.

From-SVN: r131429

re PR tree-optimization/34679 (ICE: tree check: expected integer_type, have enumeral_type in host_integerp, at tree.c:4949 (predictive commoning))

2008-01-09  Richard Guenther  <rguenther@suse.de>

	PR middle-end/34679
	* tree.c (host_integerp): Check for sizetype only if the
	type is an integer type.

From-SVN: r131425

2008-01-09  Francesco Biscani  <bluescarni@gmail.com>

	* include/tr1_impl/hashtable (_Hashtable): Fix friend declaration
	of __detail::_Map_base<>.

From-SVN: r131424

2008-01-09  Steven Bosscher  <stevenb.gcc@gmail.com>

	PR debug/26364
	* opts.c (decode_options): Disable inlining of functions called
	once if not in unit-at-a-time mode.

From-SVN: r131423

From-SVN: r131421

From-SVN: r131418

	* doc/invoke.texi (i386 and x86-64 Options) [mrecip]:
	Two small spell fixes.

From-SVN: r131414

	PR testsuite/30459
	g++.dg/eh/ia64-2.C: Require weak support.

From-SVN: r131410

From-SVN: r131408

2008-01-08  Richard Guenther  <rguenther@suse.de>

	PR middle-end/31863
	* tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
	out early if the result will be unused.

	* g++.dg/torture/pr31863.C: New testcase.

From-SVN: r131405

re PR fortran/34706 (FE should reuse array temporaries, reduce temporaties and tell ME the array-size type)

2008-01-08  Richard Guenther  <rguenther@suse.de>

	PR fortran/34706
	PR tree-optimization/34683
	* trans-types.c (gfc_get_array_type_bounds): Use an array type
	with known size for accesses if that is known.

From-SVN: r131404

        PR target/34709
        Revert:

        2008-01-05  Uros Bizjak  <ubizjak@gmail.com>
        * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
        for TARGET_RECIP.

From-SVN: r131403

2008-01-08  Paolo Carlini  <pcarlini@suse.de>

	* testsuite/22_locale/global_templates/user_facet_hierarchies.cc: Do
	not include <cassert>.
	* testsuite/22_locale/global_templates/standard_facet_hierarchies.cc:
	Likewise.
	* testsuite/util/testsuite_common_types.h: Include <algorithm>.

From-SVN: r131402

       * config/i386/i386.c:
        (k8_cost, amdfam10_cost): Branch costs for vectorization tuned.

From-SVN: r131401

2008-01-08  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/34683
	* tree-ssa-operands.c (operand_build_cmp): Export.
	* tree-ssa-operands.h (operand_build_cmp): Declare.
	* tree-vn.c (vuses_compare): Remove.
	(sort_vuses): Use operand_build_cmp.
	(sort_vuses_heap): Likewise.
	* tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
	to re-use old VEC if available.  Do not sort already sorted VUSEs.
	(vdefs_to_vec): Do not sort already sorted VDEFs.

From-SVN: r131400

libstdc++-v3/
	* configure.ac (--enable-linux-futex): Add new configure option.
	(HAVE_LINUX_FUTEX): New AC_DEFINE.
	* Makefile.in: Rebuilt.
	* aclocal.m4: Rebuilt.
	* configure: Rebuilt.
	* config.h.in: Rebuilt.
	* config/cpu/generic/cxxabi_tweaks.h (_GLIBCXX_GUARD_BIT,
	_GLIBCXX_GUARD_PENDING_BIT, _GLIBCXX_GUARD_WAITING_BIT): Define.
	* config/cpu/arm/cxxabi_tweaks.h (_GLIBCXX_GUARD_BIT,
	_GLIBCXX_GUARD_PENDING_BIT, _GLIBCXX_GUARD_WAITING_BIT): Define.
	* libsupc++/guard.cc: Include climits and syscall.h.
	(_GLIBCXX_USE_FUTEX): Define if futex syscall and atomic builtins
	are supported.
	(_GLIBCXX_FUTEX_WAIT, _GLIBCXX_FUTEX_WAKE): Likewise.
	(__guard_test_bit): New static inline.
	(__cxa_guard_acquire, __cxa_guard_release, __cxa_guard_abort): Use
	atomic builtins and futex syscall if _GLIBCXX_USE_FUTEX.
config/
	* futex.m4: New file.
libgomp/
	* configure.ac: Move futex checking into ../config/futex.m4.
	* configure: Rebuilt.
	* aclocal.m4: Rebuilt.
	* Makefile.in: Rebuilt.

	* configure.tgt: Rename have_tls to gcc_cv_have_tls to match
	2007-10-15 ../config/tls.m4 change.

From-SVN: r131399

	PR middle-end/34694
	* omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.

	* gcc.dg/gomp/pr34694.c: New test.
	* g++.dg/gomp/pr34694.C: New test.

From-SVN: r131398

	PR c++/33890
	* semantics.c (finish_omp_for): Don't call
	fold_build_cleanup_point_expr if processing_template_decl.

	* g++.dg/gomp/pr33890.C: New test.

From-SVN: r131397

2008-01-08  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/34476
	* expr.c (find_array_element): Check that the array bounds are
	constant before using them.  Use lower, as well as upper bound.
	(check_restricted): Allow implied index variable.

2008-01-08  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/34476
	* gfortran.dg/parameter_array_init_3.f90: New test.

From-SVN: r131396

2008-01-08  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/34681
	* trans_array.c (gfc_trans_deferred_array): Do not null the
	data pointer on entering scope, nor deallocate it on leaving
	scope, if the symbol has the 'save' attribute.

	PR fortran/34704
	* trans_decl.c (gfc_finish_var_decl): Derived types with
	allocatable components and an initializer must be TREE_STATIC.

2008-01-08  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/34681
	PR fortran/34704
	* gfortran.dg/alloc_comp_default_init_1.f90: New test.

From-SVN: r131395

	PR target/34702
	* doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
	limitations of reciprocal sequences on x86 targets.

From-SVN: r131394

2008-01-08  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/34683
	* tree-flow-inline.h (var_ann): Remove overzealous asserts.

From-SVN: r131393

From-SVN: r131391

From-SVN: r131388

	PR target/34622
	* config/darwin.c (darwin_mergeable_string_section): Don't use
	.cstring if int_size_in_bytes != TREE_STRING_LENGTH.

From-SVN: r131386

	* lib/target-supports.exp (check_effective_target_powerpc_spu): New.
	* g++.dg/other/spu2vmx-1.C: Use it.

From-SVN: r131385

2008-01-07  Jack Howarth  <howarth@bromo.med.uc.edu>

	* gcc.dg/out-of-bounds-1.c: Don't use -mstrict-align for Darwin.

From-SVN: r131384

re PR testsuite/34575 (gcc.target/powerpc/parity-1.c and popcount-1.c scan-assembler popcntb on darwin9)

2008-01-07  Jack Howarth  <howarth@bromo.med.uc.edu>

	PR testsuite/34575
	* gcc.target/powerpc/popcount-1.c: Skip on darwin.
	* gcc.target/powerpc/parity-1.c: Likewise.

From-SVN: r131383

re PR libstdc++/34680 (Unconditional use of dynamic_cast in locale_facets.tcc breaks compilation with -fno-rtti)

2008-01-06  Paolo Carlini  <pcarlini@suse.de>

	PR libstdc++/34680
	* doc/cpp.texi ([Common Predefined Macros]): Document.

From-SVN: r131382

        PR target/34682
        * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
        negxf2.  Macroize expander using X87MODEF mode iterator.  Change
        predicates of op0 and op1 to register_operand.
        (abs<mode>2): Rename from abssf2, absdf2 and negxf2.  Macroize expander
        using X87MODEF mode iterator.  Change predicates of op0 and op1 to
        register_operand.
        ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
        corresponding patterns and macroize using MODEF macro.  Change
        predicates of op0 and op1 to register_operand and remove
        "m" constraint. Disparage "r" alternative with "!".
        ("*absneg<mode>2_i387"): Rename from corresponding patterns and
        macroize using X87MODEF macro.  Change predicates of op0 and op1
        to register_operand and remove "m" constraint.  Disparage "r"
        alternative with "!".
        (absneg splitter with memory operands): Remove.
        ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
        patterns and macroize using X87MODEF mode iterator.
        * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
        Change predicate of op1 to register_operand.
        * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
        for memory operands.

From-SVN: r131381

From-SVN: r131380

re PR preprocessor/30363 (Support for -traditional-cpp is incomplete in current gcc relative to gcc 2.95.3)

libcpp
2008-01-07  Fred Fish  <fnf@specifix.com>
	PR preprocessor/30363:
	* traditional.c (replace_args_and_push): Add local variable
	cxtquote, calculate the replacement text size assuming a 
	worst case of every input character quoted with backslash,
	and properly handle output quoting of quote characters in
	actual arguments used in function-like macros.
gcc/testsuite
2008-01-07  Fred Fish  <fnf@specifix.com>
	PR preprocessor/30363:
	* gcc.dg/cpp/trad/macroargs.c: Add code to test quoting in
	macro expansions.

From-SVN: r131379

2008-01-07  Richard Guenther  <rguenther@suse.de>

        * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
        fields.

From-SVN: r131378

2008-01-07  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/34672
	* module.c (write_generic): Rewrite completely.
	(write_module): Change call to write_generic.

2008-01-07  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/34672
	* gfortran.dg/use_only_2.f90: New test.

From-SVN: r131377

2008-01-07  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/34683
	* tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
	VOPs of the needed size to save memory.  Use VEC_quick_push
	to save compile-time.
	(vdefs_to_vec): Likewise.

From-SVN: r131375

From-SVN: r131374

From-SVN: r131373

re PR libstdc++/34680 (Unconditional use of dynamic_cast in locale_facets.tcc breaks compilation with -fno-rtti)

2008-01-07  Paolo Carlini  <pcarlini@suse.de>

	PR libstdc++/34680
	* include/bits/locale_classes.h (has_facet<>, use_facet<>): Do not
	use dynamic_cast when run-time type identification is disabled; do
	not mark inline; only declare, define...
	* include/bits/locale_classes.tcc: ... here.

From-SVN: r131372

2008-01-06  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR fortran/34659
	* scanner.c (load_line): Do not count ' ' as printable when checking for
	continuations.

From-SVN: r131371