2008-10-18  Douglas Gregor  <doug.gregor@gmail.com>

	* include/bits/stl_pair.h (__may_be_null_pointer_init): New.
	(pair::pair): Eliminate the redundant pair(U1&&, U2&&) constructor.
	Add lvalue pair<U1, U2> constructor to handle non-const pair lvalues.
	Remove the old variadic constructor, and instead provide several
	variadic constructors that avoid failing when attempting to
	initialize a pointer from a null pointer constant.
	* testsuite/20_util/pair/moveable.cc (test3): Add new tests with
	initialization of pointers from the null pointer constant.

From-SVN: r141214

i386.md (unnamed peephole2): Do not force memory operands of arith or logical instructions into registers...

	* config/i386/i386.md (unnamed peephole2): Do not force memory
	operands of arith or logical instructions into registers for
	non-TARGET_READ_MODIFY targets.

	(ffs_cmove): Change operand 0 predicate to register_operand.
	Change operand 1 predicate to nonimmediate_operand.
	(ffsdi2): Ditto.
	(*ffs_no_cmove): Change operand 0 predicate to register_operand.

From-SVN: r141213

tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard VIEW_CONVERT_EXPR case against invalid gimple.

2008-10-18  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
	VIEW_CONVERT_EXPR case against invalid gimple.

From-SVN: r141212

	* gcc.dg/dll-2.c: Revert revision 138893: Change "dg-message"
	back to "dg-warning".
	* gcc.dg/dll-3.c: Likewise.

From-SVN: r141209

2008-10-17  Jerry DeLisle  <jvdelisle@gcc.gnu.org

	PR libfortran/37863
	* io/write_float.def (WRITE_FLOAT): Round to 1.0 correctly.
	* io/io.h (st_parameter_44): Fix id type declaration.

From-SVN: r141208

2008-10-17  Jerry DeLisle  <jvdelisle@gcc.gnu.org

	PR libfortran/37707
	* io/write_float.def (WRITE_FLOAT): Round to 1.0 correctly.
	* io/io.h (st_parameter_44): Fix id type declaration.

From-SVN: r141207

From-SVN: r141205

	* gcc-interface/trans.c (gnat_to_gnu) <N_Slice>: Simplify expansion
	to use only a single check instead of three, and avoid unnecessary
	COMPOUND_EXPR.
	(emit_check): Avoid useless COMPOUND_EXPRs and SAVE_EXPRs, sometimes
	creating more opportunities for optimizations.

From-SVN: r141198

c-parser.c (c_parser_binary_expression): Silence the uninitialized variable warning emitted for binary_loc.

2008-10-17  Andreas Krebbel  <krebbel1@de.ibm.com>

	* c-parser.c (c_parser_binary_expression): Silence the
	uninitialized variable warning emitted for binary_loc.

From-SVN: r141193

forward_list.tcc (forward_list<>:: _M_initialize_dispatch(_InputIterator, _InputIterator, __false_type)): Simplify.

2008-10-17  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/bits/forward_list.tcc (forward_list<>::
	_M_initialize_dispatch(_InputIterator, _InputIterator, __false_type)):
	Simplify.

From-SVN: r141192

2008-10-17  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/bits/forward_list.h (forward_list<>::
	forward_list(size_type)): Tweak, use _Base default constructor.

From-SVN: r141191

2008-10-17  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/bits/forward_list.h (forward_list<>::insert_after): Minor
	cosmetic changes.

From-SVN: r141190

2008-10-16  Edward Smith-Rowland  <3dw4rd@verizon.net>

	* include/bits/forward_list.h: Factor list construction to dispatch
	routines.
	* include/bits/forward_list.tcc: Likewise.
	* testsuite/23_containers/forward_list/modifiers/2.cc:

From-SVN: r141189

From-SVN: r141185

2008-10-16  Daniel Berlin  <dberlin@dberlin.org>

	* tree-ssa-pre.c (phi_translate_set): Add constants to phi
	translation cache.

From-SVN: r141182

2008-10-16  Thomas Koenig  <tkoenig@gcc.gnu.org>

	* io/file_pos.c (unformatted_backspace): Normal case is
	GFC_CONVERT_NATIVE.
	* io/transfer.c (read_sf):  Mark paths leading to generate_error()
	as unlikely.
	(readl_block_form):  Likewise.
	(read_block_direct):  Likewise.
	(write_block):  Likewise.
	(write_buf):  Likewise.
	(us_read):  Likewise.  Normal case is GFC_CONVERT_NATIVE.
	(next_record_w_unf):  Mark paths leading to generate_error()
	as unlikely.

From-SVN: r141179

2008-10-16  Alexander Monakov  <amonakov@ispras.ru>

        PR target/37381
        * gcc.c-torture/compile/pr37381.c: New test.

From-SVN: r141177

	PR c/33192
	* c-typeck.c (build_unary_op): Use omit_one_operand for
	IMAGPART_EXPR of real argument.

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

From-SVN: r141176

2008-10-16  Daniel Kraft  <d@domob.eu>

	* resolve.c (resolve_elemental_actual): Handle calls to intrinsic
	subroutines correctly.

2008-10-16  Daniel Kraft  <d@domob.eu>

	* gfortran.dg/elemental_intrinsic_1.f03: New test.

From-SVN: r141175

2008-10-16  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/bits/forward_list.tcc (operator==): Use auto.

From-SVN: r141173

	PR tree-optimization/37664
	* fold-const.c (fold_binary): When optimizing comparison with
	highest or lowest type's value, don't consider TREE_OVERFLOW.

	* gcc.c-torture/compile/pr37664.c: New test.

From-SVN: r141171

gcc/
        PR target/35483
        * Makefile.in (coverage.o): Depend on $(TM_P_H).
        * coverage.c: Include tm_p.h.
        * config/rs6000/x-aix (jc1): Override LDFLAGS.
        * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
        dollar signs from PREFIX.
        * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
        instead of manual strip_name_encoding.

java/
        PR target/35483
        * Make-lang.in (class.o): Depend on $(TM_P_H).
        (expr.o): Same.
        * class.c: Include tm_p.h.
        * expr.c: Include tm_p.h.

From-SVN: r141170

forward_list.h (_Fwd_list_base<>::_M_insert_after): Move out of line, tweak to return _Fwd_list_node_base*.

2008-10-16  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/bits/forward_list.h (_Fwd_list_base<>::_M_insert_after):
	Move out of line, tweak to return _Fwd_list_node_base*.
	(forward_list<>::insert_after(const_iterator, const _Tp&),
	forward_list<>::insert_after(const_iterator, _Tp&&)): Use it.
	* include/bits/forward_list.tcc (_Fwd_list_base<>::_M_insert_after):
	Define.

	* include/bits/forward_list.h (forward_list<>): Consistently qualify
	calls of base class functions with this->.
	* include/bits/forward_list.tcc (forward_list<>): Likewise.

	* include/bits/forward_list.h: Move some functions out of line...
	* include/bits/forward_list.tcc: ... here.

	* include/bits/forward_list.h (forward_list<>::resize(size_type)): Fix.

From-SVN: r141168

2008-10-16  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR libfortran/34670
	* generated/spread_r4.c: Regenerated.

From-SVN: r141167

2008-10-16  Joseph Myers  <joseph@codesourcery.com>
        Richard Guenther  <rguenther@suse.de>

	PR middle-end/37418
	* tree-ssa.c (useless_type_conversion_p_1): Do not treat
	volatile qualified functions or methods as relevant.

	* gcc.c-torture/compile/pr37418-1.c,
	gcc.c-torture/compile/pr37418-2.c,
	gcc.c-torture/compile/pr37418-3.c,
	gcc.c-torture/compile/pr37418-4.c: New tests.

From-SVN: r141165

	PR tree-optimization/37525
	* tree.c (int_fits_type_p): Rewrite using double_int.  Zero extend
	sizetype unsigned constants, both in the case of C and bounds.

From-SVN: r141164

2008-10-15  Jan Hubicka  <jh@suse.cz>

	* ira-emit.c (change_regs): Return false when replacing reg by
	itself.

From-SVN: r141163

2008-10-14  Vladimir Makarov  <vmakarov@redhat.com>

	PR target/37633
	* ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
	HARD_REGNO_CALL_PART_CLOBBERED.

From-SVN: r141161

2008-10-15  Vladimir Makarov  <vmakarov@redhat.com>

	PR middle-end/37535
	* ira-lives.c (mark_early_clobbers): Remove.
	(make_pseudo_conflict, check_and_make_def_use_conflicts,
	check_and_make_def_conflicts,
	make_early_clobber_and_input_conflicts,
	mark_hard_reg_early_clobbers): New functions.
	(process_bb_node_lives): Call
	make_early_clobber_and_input_conflicts and
	mark_hard_reg_early_clobbers.  Make hard register inputs live
	again.

	* doc/rtl.texi (clobber): Change descriotion of RA behaviour for
	early clobbers of pseudo-registers.

From-SVN: r141160

2008-10-15  Vladimir Makarov  <vmakarov@redhat.com>

	PR middle-end/37674
	* ira-build.c (ira_flattening): Recalculate
	ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
	from the scratch instead of the propagation.

From-SVN: r141159

From-SVN: r141157

From-SVN: r141154

2008-10-15  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/bits/forward_list.h: Remove pointless const qualifiers in
	const_casts.
	* include/bits/forward_list.tcc: Likewise.

	* include/bits/forward_list.h (forward_list<>::pointer,
	const_pointer, reference, const_reference): Fix, use _Tp_alloc_type.
	* testsuite/23_containers/forward_list/requirements/
	explicit_instantiation/1.cc: New.
	* testsuite/23_containers/forward_list/requirements/
	explicit_instantiation/1.cc: Likewise.

From-SVN: r141153

2008-10-15  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/bits/forward_list.h (forward_list<>::max_size): Use
	Node_allocator; minor cosmetic changes.
	* testsuite/23_containers/forward_list/capacity/1.cc: Adjust.

From-SVN: r141151

gcc/
	* doc/rtl.texi (const_double): Remove the "addr" operand.
	Describe CONST_DOUBLE_* macros under const_double rather
	than const_vector.
	(const_fixed): Fix the operand description.
	(const): Add an @findex directive.
	(CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
	after the constant rtl table.
	(fix): Combine floating-point and fixed-point descriptions.
	Fix hyphenation.
	* sched-deps.c (sched_analyze_2): Remove reference to
	CONST_DOUBLE_CHAIN.

From-SVN: r141149

gcc/
	* config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
	UNSPEC_GOTSYM_OFFs.
	* config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
	for UNSPEC_GOTSYM_OFFs.
	* config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
	(add_GOT_to_pic_reg): Use it.
	* config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.

From-SVN: r141148

2008-10-15  Edward Smith-Rowland  <3dw4rd@verizon.net>

	* include/std/forward_list: New.
	* include/bits/forward_list.h: Likewise.
	* include/bits/forward_list.tcc: Likewise.
	* include/precompiled/stdc++.h: Modified to include forward_list.
	* include/Makefile.am: Add forward_list, forward_list.h, and
	forward_list.tcc.
	* include/Makefile.in: Regenerate.
	* testsuite/23_containers/forward_list/modifiers/1.cc: New.
	* testsuite/23_containers/forward_list/modifiers/2.cc: Likewise.
	* testsuite/23_containers/forward_list/modifiers/3.cc: Likewise.
	* testsuite/23_containers/forward_list/modifiers/4.cc: Likewise.
	* testsuite/23_containers/forward_list/modifiers/5.cc: Likewise.
	* testsuite/23_containers/forward_list/cons/1.cc: Likewise.
	* testsuite/23_containers/forward_list/cons/2.cc: Likewise.
	* testsuite/23_containers/forward_list/cons/3.cc: Likewise.
	* testsuite/23_containers/forward_list/cons/4.cc: Likewise.
	* testsuite/23_containers/forward_list/cons/5.cc: Likewise.
	* testsuite/23_containers/forward_list/cons/6.cc: Likewise.
	* testsuite/23_containers/forward_list/cons/7.cc: Likewise.
	* testsuite/23_containers/forward_list/cons/8.cc: Likewise.
	* testsuite/23_containers/forward_list/cons/9.cc: Likewise.
	* testsuite/23_containers/forward_list/requirements/1.cc: Likewise.
	* testsuite/23_containers/forward_list/operations/1.cc: Likewise.
	* testsuite/23_containers/forward_list/operations/2.cc: Likewise.
	* testsuite/23_containers/forward_list/operations/3.cc: Likewise.
	* testsuite/23_containers/forward_list/operations/4.cc: Likewise.
	* testsuite/23_containers/forward_list/operations/5.cc: Likewise.
	* testsuite/23_containers/forward_list/operations/6.cc: Likewise.
	* testsuite/23_containers/forward_list/operations/7.cc: Likewise.
	* testsuite/23_containers/forward_list/capacity/1.cc: Likewise.
	* testsuite/23_containers/forward_list/comparable.cc: Likewise.
	* testsuite/23_containers/forward_list/moveable.cc: Likewise.
	* testsuite/23_containers/headers/forward_list/synopsis.cc: Likewise.
	* testsuite/17_intro/headers/c++200x/all_multiple_inclusion.cc: Update.
	* testsuite/17_intro/headers/c++200x/all: Likewise.

From-SVN: r141146

2008-10-15  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR libfortran/34670
	* intrinsics/reshape_generic.c:  Add bounds checking.
	* m4/reshape.m4:  Likewise.
        * generated/reshape_c10.c: Regenerated.
        * generated/reshape_c16.c: Regenerated.
        * generated/reshape_c4.c: Regenerated.
        * generated/reshape_c8.c: Regenerated.
        * generated/reshape_i16.c: Regenerated.
        * generated/reshape_i4.c: Regenerated.
        * generated/reshape_i8.c: Regenerated.
        * generated/reshape_r10.c: Regenerated.
        * generated/reshape_r16.c: Regenerated.
        * generated/reshape_r4.c: Regenerated.
        * generated/reshape_r8.c: Regenerated.
        * generated/spread_r4.c: Regenerated.

2008-10-15  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR libfortran/34670
	* gfortran.dg/reshape_3.f90:  New test.
	* gfortran.dg/reshape_4.f90:  New test.
	* gfortran.dg/reshape_order_1.f90:  Use correct shape.
	* gfortran.dg/reshape_order_2.f90:  Likewise.
	* gfortran.dg/reshape_order_3.f90:  Likewise.
	* gfortran.dg/reshape_order_4.f90:  Likewise.

From-SVN: r141144

2008-10-15  Jan Sjodin  <jan.sjodin@amd.com>
    	    Harsha Jagasia  <harsha.jagasia@amd.com>

	PR tree-optimization/37485
	* graphite.c (gmp_cst_to_tree): Moved.
	(iv_stack_entry_is_constant): New.
	(iv_stack_entry_is_iv): New.
	(loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
	(loop_iv_stack_insert_constant): New.
	(loop_iv_stack_pop): Use new datatpype.
	(loop_iv_stack_get_iv): Same.
	(loop_iv_stack_get_iv_from_name): Same.
	(loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
	(loop_iv_stack_patch_for_consts): New.
	(loop_iv_stack_remove_constants): New.
	(graphite_create_new_loop): Use loop_iv_stack_push_iv.
	(translate_clast): Call loop_iv_stack_patch_for_consts and
	loop_iv_stack_remove_constants.
	(gloog): Use new datatype.  Redirect construction edge to end
	block to avoid accidental deletion.
	* graphite.h (enum iv_stack_entry_kind): New.  Tag for data in
	iv stack entry.
	(union iv_stack_entry_data): New.  Data in iv stack entry.
	(struct iv_stack_entry): New.  Datatype for iv stack entries.

2008-10-15  Sebastian Pop  <sebastian.pop@amd.com>

	* tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
	* graphite.c (free_scop): Same.
	(build_scops): Same.
	(free_scattering): New.
	(build_cloog_prog): Call free_scattering.
	(patch_phis_for_virtual_defs): Fix memleak.
	(graphite_trans_bb_strip_mine): Same.
	(limit_scops): Same.

From-SVN: r141143

re PR middle-end/37828 ([graphite] ICE in expand_scalar_variables_expr, at graphite.c:3421 with -floop-block)

2008-10-15  Sebastian Pop  <sebastian.pop@amd.com>
    	    Harsha Jagasia  <harsha.jagasia@amd.com>

	PR tree-optimization/37828
	* testsuite/gcc.dg/graphite/pr37828.c: New.
	* graphite.c (graphite_trans_loop_block): Do not loop block
	single nested loops.


Co-Authored-By: Harsha Jagasia <harsha.jagasia@amd.com>

From-SVN: r141142