2010-11-10  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/46398
	* tree-ssa-sccvn.c (process_scc): Iterate for all PHIs.

	* gcc.dg/torture/pr46398.c: New testcase.

From-SVN: r166527

	PR middle-end/44766
	* expr.c (can_store_by_pieces): Add ATTRIBUTE_UNUSED to cst.

From-SVN: r166526

2010-11-10  Jonathan Wakely  <jwakely.gcc@gmail.com>

	* include/bits/unique_ptr.h: Use static_assert in constexpr
	constructors.
	* testsuite/20_util/unique_ptr/cons/ptr_deleter_neg.cc: Remove xfails.
	* testsuite/20_util/weak_ptr/comparison/cmp_neg.cc: Adjust dg-error
	line number.

From-SVN: r166525

	PR rtl-optimization/44764
	* addresses.h (ok_for_base_p_1): Mark regno with ATTRIBUTE_UNUSED.

From-SVN: r166524

	PR target/44760
	* config/iq2000/iq2000.h (REGISTER_NAMES): Remove trailing semicolon.
	(REGNO_MODE_OK_FOR_BASE_P): Cast REGNO to int before passing it to
	GP_REG_OR_PSEUDO_STRICT_P.
	* config/iq2000/iq2000.md (andsi3+1): Add gcc_unreachable for
	unexpected alternative.
	(*movsf_internal): Likewise.
	(indirect_jump): Replace call to non-existant function with call to
	internal_error.
	(tablejump): Likewise.
	* config/iq2000/iq2000.c: Include df.h .
	(iq2000_function_arg_advance): Use CONST_CAST2.
	(compute_frame_size, iq2000_expand_prologue): Remove unused variables.
	(iq2000_can_eliminate): Call leaf_function_p instead of testing for
	a non-zero function address.
	(iq2000_initial_elimination_offset): Add gcc_unreachable for
	unexpected value of FROM.
	(symbolic_expression_p): Delete.
	(iq2000_function_value): Constify func.
	(expand_one_builtin): Use expand_normal.
	(iq2000_print_operand): Don't print VALUE if calculating it failed.

From-SVN: r166523

2010-11-09  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
	    Mikael Morin   <mikael@gcc.gnu.org>

	PR fortran/46331
	* intrinsic.c: Correctly set the pure attributes for intrinsic
	functions.
	* expr.c (check_specification_function): Remove this function and move
	its code into gfc_is_constant_expr. (gfc_is_constant_expr): Change the
	order of checks by checking for non-constant arguments first.  Then,
	check for initialization functions, followed by intrinsics.

Co-Authored-By: Mikael Morin <mikael@gcc.gnu.org>

From-SVN: r166520

2010-11-09  Laurynas Biveinis  <laurynas.biveinis@gmail.com>

	PR/46268
	* doc/gty.texi (GTY Options): Clarify that variable_size produces
	allocators taking size in bytes, compare with length option.  Add
	size calculation example.
	(Invoking the garbage collector): Ensure that sentences are
	followed by two spaces.  Describe that pointer fields must be
	initialized at ggc_collect call.
	(Troubleshooting): New section.

From-SVN: r166519

2010-11-09  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

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

From-SVN: r166518

	PR tree-optimization/40436
	* ipa-inline.c (leaf_node_p): Implement using is_inexpensive_builtin.
	* tree-inline.c (estimate_num_insns): Inexpensive builtins are like
	normal instructions; be sure bultin is not implemented in this file;
	compute non-zero return cost.
	(init_inline_once): Reduce builtin_call_cost to 1; set return cost.
	* tree-inline.h (eni_weights_d): Add return cost.

From-SVN: r166517

c-parser.c (c_parser_struct_declaration): Handle declaration specifiers followed by CPP_CLOSE_BRACE.

	* c-parser.c (c_parser_struct_declaration): Handle declaration
	specifiers followed by CPP_CLOSE_BRACE.

testsuite:
	* gcc.dg/struct-semi-4.c: New test.

From-SVN: r166516

	* exgettext: Look for .cc files.  Look in subdirectories of
	language subdirectories.
	* EXCLUDES: Update comment.

From-SVN: r166515

From-SVN: r166514

From-SVN: r166510

re PR target/43808 (-fipa-reference -fschedule-insns -fstrict-aliasing causes two gfortran check failures)

	PR target/43808
	* cfgexpand.c (partition_stack_vars): Call
	update_alias_info_with_stack_vars unconditionally.
	(update_alias_info_with_stack_vars): Allow unused
	unreferenced vars when not optimizing.

	* gfortran.dg/pr43808.f90: New test.

From-SVN: r166509

Fix PR46036.

2010-11-09  Sebastian Pop  <sebastian.pop@amd.com>

	PR tree-optimization/46036
	* tree-if-conv.c (predicate_bbs): Call unshare_expr before
	add_to_dst_predicate_list.

	* gfortran.dg/lto/pr46036_0.f90: New.

From-SVN: r166508

	PR middle-end/45663
	* gcc.dg/guality/sra-1.c: Move all gdb-test lines to the second bar invocation
	instead of first.

From-SVN: r166505

	PR debug/46171
	* df-problems.c (struct dead_debug_use, struct dead_debug): Move
	earlier.
	(df_set_unused_notes_for_mw, df_create_unused_note): Add DEBUG
	argument, call dead_debug_reset when adding REG_UNUSED note.
	(dead_debug_reset): New function.
	(df_note_bb_compute): Adjust df_set_unused_notes_for_mw and
	df_create_unused_note callers.

	* gcc.dg/pr46171.c: New test.

From-SVN: r166504

From-SVN: r166503

From-SVN: r166502

        PR target/44759
        * config/mn10300/mn10300.c (SIZE_FMOV_LIMIT): Promote all arms of
        conditional to type of S.
        (mn10300_function_arg): Remove unused variable align.
        (mn10300_arg_partial_bytes): Likewise.
        * config/mn10300/mn10300.md (attribute cpu): Cast value to
        enum attr_cpu.

From-SVN: r166500

	PR target/44755
	* config.gcc (picochip-*): Add t-pnt16-warn to tmake_file.
	* config/t-pnt16-warn: New file.
	* config/picochip/picochip.c (picochip_emit_stack_allocate):
	Use add_reg_note.
	(picochip_emit_save_register): Likewise.
	(picochip_emit_restore_register): Remove variable insn.
	(picochip_legitimize_address): Don't use C++ style comments.
	(picochip_legitimize_reload_address): Likewise.
	(reorder_var_tracking_notes): Remove variable vliw_start.
	(picochip_reorg): Cast first arguemnt to emit_note_after to
	enum insn_note.
	(picochip_expand_builtin_2op): Use EXPAND_NORMAL.
	(picochip_expand_builtin_3op): Likewise.
	(picochip_expand_builtin_2opvoid): Likewise.
	(picochip_expand_array_get, picochip_expand_array_put): Likewise.
	(picochip_expand_array_testport): Likewise.
	(picochip_init_builtins): Remove unused variables.
	* config/picochip/picochip.h (ASM_FORMAT_PRIVATE_NAME): Cast LABELNO
	to unsigned long, and output it as such.
	(ASM_OUTPUT_SKIP): Use HOST_WIDE_INT_PRINT_UNSIGNED.
	* config/picochip/picochip.md (movhicc): Remove nonsense statement.
	(schedType): Cast result of picochip_schedule_type to
	enum attr_schedType.

From-SVN: r166499

re PR tree-optimization/46355 (ICE: SIGSEGV in create_preheader (cfgloopmanip.c:1336) with -O -fstrict-overflow -ftree-loop-distribution)

2010-11-09  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/46355
	* tree-loop-distribution.c (tree_loop_distribution): Do not
	distribute loops without a single exit.

	* gcc.dg/pr46355.c: New testcase.

From-SVN: r166498

2010-11-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	PR rtl-optimization/46237
	* ira-conflicts.c (ira_build_conflicts): Record conflicts for call
	saved hard regs if they might get partially clobbered.

From-SVN: r166495

2010-11-09  François Dumont  <francois.cppdevs@free.fr>
            Johannes Singler  <singler@kit.edu>

        * include/parallel/algobase.h (equal):  Call parallel variant
        for applicable overloads.


Co-Authored-By: Johannes Singler <singler@kit.edu>

From-SVN: r166494

* config/pdp11/pdp11.md (lshrsi3, lshrhi3): Use add for
decrement.

From-SVN: r166493

re PR tree-optimization/46177 (ICE: in prop_phis, at tree-loop-distribution.c:327 with -fno-tree-copy-prop -ftree-loop-distribution)

2010-11-09  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/46177
	* tree-loop-distribution.c (prop_phis): Remove.
	(generate_builtin): Re-use the old loop exit edge to avoid
	needing to update PHI nodes.

	* gcc.dg/pr46177-2.c: New testcase.

From-SVN: r166492

        * ix86_expand_split_stack_prologue (args_size): Change type to
        unsigned HOST_WIDE_INT.

From-SVN: r166491

2010-11-09  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/46373
	* io/transfer.c (data_transfer_init): Do not call flush_if_preconnected
	if this is an internal unit.

From-SVN: r166490

2010-11-09  Richard Guenther  <rguenther@suse.de>

	PR testsuite/46312
	* gcc.dg/vec-scal-opt.c: Move ...
	* gcc.dg/vect/vect-scal-opt.c: ... here.
	* gcc.dg/vec-scal-opt1.c: Move ...
	* gcc.dg/vect/vect-scal-opt1.c: ... here.
	* gcc.dg/vec-scal-opt2.c: Move ...
	* gcc.dg/vect/vect-scal-opt2.c: ... here.

From-SVN: r166489

From-SVN: r166488

2010-11-09  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/bits/stl_tree.h (_Rb_tree<>::_M_const_cast_iter): Add
	and use it throughout.

From-SVN: r166487

2010-11-09  H.J. Lu  <hongjiu.lu@intel.com>

	PR bootstrap/46392
	* gengtype-parse.c (type): Call get_input_file_name to get
	file name.

From-SVN: r166486

	* gcc-interface/utils.c (save_gnu_tree): Improve comments.
	(get_gnu_tree): Likewise.

From-SVN: r166485

	* tree.h (contains_placeholder_p): Fix comment.
	(type_contains_placeholder_p): Adjust comment.
	* tree.c (contains_placeholder_p): Fix comment.
	(type_contains_placeholder_1): Do not recurse on pointed-to types and
	adjust comment.
	(type_contains_placeholder_p): Add comment.
ada/
	* gcc-interface/decl.c (finish_fat_pointer_type): New function.
	(gnat_to_gnu_entity) <E_Array_Type>: Use it to build the fat pointer
	type.
	<E_Access_Type>: Likewise.

From-SVN: r166484

* config/pdp11/pdp11.c (pdp11_assemble_integer): Clean up fix for
output of byte values.

From-SVN: r166483

	PR middle-end/46360
	* tree-ssa-propagate.c (update_call_from_tree): Fix for use
	not in SSA mode.

	* gcc.c-torture/compile/pr46360.c: New test.

From-SVN: r166482

	PR c++/45894
	* tree.c (lvalue_kind): Don't crash if ref has NULL type.

	* g++.dg/warn/Wsequence-point-2.C: New test.

From-SVN: r166481

2010-11-09  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/46313
	* gfortran.h (gfc_add_data_component,gfc_add_vptr_component,
	gfc_add_hash_component,gfc_add_size_component,
	gfc_add_def_init_component): New macros.
	* class.c (gfc_add_component_ref): Renamed data component.
	(get_unique_type_string): New function.
	(gfc_build_class_symbol): Use 'get_unique_type_string' to construct
	uniques names for the class containers. Rename components.
	(gfc_find_derived_vtab): Use 'get_unique_type_string' to construct
	uniques names for the vtab symbols. Rename components.
	* decl.c (attr_decl1): Renamed class container components.
	* iresolve.c (gfc_resolve_extends_type_of): Ditto.
	* match.c (select_type_set_tmp): Renamed temporaries.
	* module.c (read_module): Renamed vtab and vtype symbols.
	* resolve.c (resolve_structure_cons,resolve_typebound_function,
	resolve_typebound_subroutine,resolve_deallocate_expr,
	resolve_select_type,resolve_fl_derived): Renamed class container and
	vtab components.
	* trans-array.c (structure_alloc_comps): Ditto.
	* trans-decl.c (gfc_trans_deferred_vars): Ditto.
	* trans-expr.c (gfc_conv_derived_to_class,gfc_conv_structure,
	gfc_trans_class_init_assign,gfc_trans_class_assign): Ditto.
	* trans-intrinsic.c (gfc_conv_intrinsic_sizeof,
	gfc_conv_intrinsic_storage_size,gfc_conv_allocated,gfc_conv_associated,
	gfc_conv_same_type_as): Ditto.
	* trans-stmt.c (gfc_trans_allocate): Ditto.

2010-11-09  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/46313
	* gfortran.dg/class_29.f03: New.

From-SVN: r166480

2010-11-09  Richard Guenther  <rguenther@suse.de>

	PR middle-end/46221
	* varasm.c (compute_visible_aliases): New function.
	(remove_unreachable_alias_pairs): Aliases make a target available
	even though we reclaimed the cgraph node.
	(finish_aliases_1): Likewise.
	* Makefile.in (varasm.o): Add pointer-set.h dependency.

	* gcc.target/i386/alias-1.c: New testcase.

From-SVN: r166479

	* inclhack.def (irix_pthread_init): New fix.
	* fixincl.x: Regenerate.
	* tests/base/pthread.h [IRIX_PTHREAD_INIT_CHECK]: New test.

From-SVN: r166478