* optabs.c (avoid_expensive_constant): Fix formatting.

From-SVN: r157584

	* gcc.target/arm/thumb-andsi.c: Correct dg-options and add
	dg-require-effective-target.

From-SVN: r157583

gcc/
	PR target/40697
	* optabs.c (avoid_expensive_constant): Use rtx_cost to find out
	the cost of loading the constant rather than assuming
	COSTS_N_INSNS (1).
	* config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
	outer code is AND, do the same tests as the andsi3 expander and
	return COSTS_N_INSNS (1) if and is cheap.

testsuite/
	PR target/40697
	* gcc.target/arm/thumb-andsi.c: New test.

From-SVN: r157582

gcc/
	PR rtl-optimization/42258
	* ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
	use that may match DEF.

testsuite/
	PR rtl-optimization/42258
	* gcc.target/arm/thumb1-mul-moves.c: New test.

From-SVN: r157581

	PR c++/43116
	* attribs.c (decl_attributes): When rebuilding a function pointer
	type use the same qualifiers as the original pointer type.

testsuite/
	* g++.dg/other/pr43116.C: New testcase.

From-SVN: r157578

gimple.texi (Logical Operators): Describe is_gimple_ip_invariant and is_gimple_ip_invariant_address.

2010-03-19  Martin Jambor  <mjambor@suse.cz>

	* doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
	and is_gimple_ip_invariant_address.

From-SVN: r157576

2010-03-19  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

        Revert
        2009-10-01  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
        * config/arm/arm.c (arm_override_options): Turn off
        flag_dwarf2_cfi_asm for AAPCS variants.

From-SVN: r157575

Fix PR target/43399

2010-03-19  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

       PR target/43399
       * config/arm/arm.c (emit_multi_reg_push): Update comments.
       Use PRE_MODIFY instead of PRE_DEC.
       (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
       (vfp_emit_fstmd): Likewise.

From-SVN: r157574

From-SVN: r157573

2010-03-19  Paolo Carlini  <paolo.carlini@oracle.com>

	* testsuite/17_intro/freestanding.cc: Avoid -Wall warnings.

From-SVN: r157572

2010-03-19  Rodolfo Lima  <rodolfo@rodsoft.org>

	* include/bits/shared_ptr.h (shared_ptr(unique_ptr&&),
	shared_ptr(auto_ptr&&)): Remove explicit specifier (as per DR 925).
	* include/bits/shared_ptr_base.h: Likewise.
	* testsuite/20_util/shared_ptr/creation/dr925.cc: New.

From-SVN: r157570

	PR 43305
	* builtins.c (expand_builtin_interclass_mathfn,
	expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
	if that fails.

testsuite/
	* gcc.dg/pr43305.c: New testcase.

From-SVN: r157567

2010-03-19  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/bits/random.tcc: Minor formatting changes.

2010-03-19  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/bits/stl_algo.h (shuffle): Fix typo in signature.
	* include/bits/algorithmfwd.h: Adjust.
	* testsuite/25_algorithms/shuffle/requirements/
	explicit_instantiation/2.cc: Likewise.
	* testsuite/25_algorithms/shuffle/requirements/
	explicit_instantiation/pod.cc: Likewise.

From-SVN: r157565

2010-03-19  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/bits/stl_algo.h (shuffle): Add, per D3056.
	(random_shuffle): Fix signature in C++0x mode.
	(lower_bound, __lg): Move...
	* include/bits/stl_algobase.h: ... here.
	* include/bits/algorithmfwd.h: Adjust.
	* include/parallel/algorithmfwd.h: Likewise.
	* include/parallel/algo.h: Likewise.
	* include/bits/hashtable_policy.h (__lower_bound): Remove,
	adjust callers.
	* include/tr1/hashtable_policy.h (__lower_bound): Likewise.
	* include/bits/random.tcc (__detail::__transform): Add,
	adjust std::transform callers; don't include <algorithm>.
	* testsuite/25_algorithms/shuffle/1.cc: Add.
	* testsuite/25_algorithms/shuffle/requirements/
	explicit_instantiation/2.cc: Likewise.
	* testsuite/25_algorithms/shuffle/requirements/
	explicit_instantiation/pod.cc: Likewise.

	* include/bits/random.h: Add comments.

From-SVN: r157564

	PR ada/42554
	* configure.ac: Only pass -c to ranlib for darwin9 and earlier.
	* configure: Regenerate.

From-SVN: r157563

2010-03-19  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/43415
	* tree-ssa-pre.c (phi_translate): Split out worker to ...
	(phi_translate_1): ... this.
	(phi_translate): Move all caching here.  Cache all NARY
	and REFERENCE translations.

	* gcc.c-torture/compile/pr43415.c: New testcase.

From-SVN: r157562

From-SVN: r157561

From-SVN: r157560

	PR ada/43106
	* gnat.dg/case_optimization2.adb: New test.
	* gnat.dg/case_optimization_pkg2.ad[sb]: New helper.

From-SVN: r157558

	* config/sparc/sparc.c: Include dwarf2out.h.
	(emit_pic_helper): Delete.
	(pic_helper_symbol_name): Delete.
	(pic_helper_emitted_p): Delete.
	(pic_helper_needed): New.
	(USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
	(get_pc_thunk_name): New.
	(load_pic_register): Remove 'delay_pic_helper' arg.  Use
	get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
	Set pic_helper_needed to true.  Don't call emit_pic_helper.
	(sparc_expand_prologue): Update load_pic_register call.
	(sparc_output_mi_thunk): Likewise.
	(sparc_file_end): Emit a hidden comdat symbol for the PIC
	thunk if possible.  Output CFI information as needed.

From-SVN: r157557

From-SVN: r157556

2010-03-11  Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
	    Jack Howarth <howarth@bromo.med.uc.edu>

	PR target/36399
	* gcc/config/i386/i386.h: Fix ABI on darwin x86-32.
	* gcc/testsuite/gcc.target/i386/push-1.c: Don't xfail
	  scan-assembler-not "movups" on darwin.

Co-Authored-By: Jack Howarth <howarth@bromo.med.uc.edu>

From-SVN: r157553

re PR fortran/43039 ([lto/-fwhole-file] fortran-dev - ICE in gfc_conv_component_ref dynamic_dispatch_5.f03)

2010-03-18  Paul Thomas  <pault@gcc.gnu.org>

        PR fortran/43039
        * trans-expr.c (conv_parent_component_references): Ensure that
	'dt' has a backend_decl.

        PR fortran/43043
        * trans-expr.c (gfc_conv_structure): Ensure that the derived
	type has a backend_decl.

        PR fortran/43044
        * resolve.c (resolve_global_procedure): Check that the 'cl'
	structure is not NULL.

From-SVN: r157552

	* tree.h: Declare make_decl_rtl_for_debug.
	* varasm.c (make_decl_rtl_for_debug): New.
	* dwarf2out.c (rtl_for_decl_location): Call it.
	* cfgexpand.c (expand_debug_expr): Call it.

From-SVN: r157551

	PR bootstrap/43399
	* var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
	mem_mode.

From-SVN: r157550

	PR bootstrap/43403
	* var-tracking.c (vt_init_cfa_base): Do nothing if
	cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed
	register.

From-SVN: r157549

	PR debug/42873
	* var-tracking.c (canonicalize_vars_star): New.
	(dataflow_post_merge_adjust): Use it.

From-SVN: r157548

	PR debug/43058
	* var-tracking.c (non_suitable_const): New function.
	(add_uses): For DEBUG_INSNs with constants, don't record any
	value, instead just the constant value itself.
	(compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
	is not VAR_LOC_UNKNOWN_P, set var to the constant.
	(emit_notes_in_bb): Likewise.
	(emit_note_insn_var_location): For onepart variables if
	cur_loc is a VOIDmode constant, use DECL_MODE.

	* gcc.dg/pr43058.c: New test.

From-SVN: r157547

2010-03-18  Martin Jambor  <mjambor@suse.cz>

	PR middle-end/42450
	* cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
	* cgraphunit.c (cgraph_materialize_all_clones): Update calls in
	all non-clones.  Moved call redirection...
	(cgraph_redirect_edge_call_stmt_to_callee): ...to this new
	function.
	(cgraph_materialize_all_clones): Dispose of all
	combined_args_to_skip bitmaps.
	(verify_cgraph_node): Do not check for edges pointing to wrong
	nodes in inline clones.
	* tree-inline.c (copy_bb): Call
	cgraph_redirect_edge_call_stmt_to_callee.
	* ipa.c (cgraph_remove_unreachable_nodes): Call
	cgraph_node_remove_callees even when there are used clones.

	* testsuite/g++.dg/torture/pr42450.C: New test.

From-SVN: r157546

2010-03-18  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.

From-SVN: r157545

2010-03-18  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/43383
	* config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
	for 32bit.

From-SVN: r157544

	PR middle-end/43419
	* builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
	into sqrt(x) if we need to preserve signed zeros.

testsuite/
	* gcc.dg/pr43419.c: New testcase.

From-SVN: r157543

gcc/

2010-03-18  Steven Bosscher  <steven@gcc.gnu.org>
	    Eric Botcazou  <ebotcazou@adacore.com>

	PR rtl-optimization/43360
	* loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
	note if we don't know its invariant status.

gcc/testsuite/

2010-03-18  H.J. Lu  <hongjiu.lu@intel.com>

	PR rtl-optimization/43360
	* gcc.dg/torture/pr43360.c: New.

From-SVN: r157539

	PR tree-optimization/43402
	* tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
	PHI chains of ssa names registered for update.

testsuite/
	* gcc.dg/pr43402.c: New testcase.

From-SVN: r157538

re PR c++/43418 (trunk rev157534. compile c++ with --enable-build-with-cxx fails in cp_parser_for_init_statement)

2010-03-18  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/43418
	* parser.c (cp_parser_for_init_statement): Use NULL_TREE, not
	false, in the cp_parser_expression_statement call.

From-SVN: r157537

re PR c++/43418 (trunk rev157534. compile c++ with --enable-build-with-cxx fails in cp_parser_for_init_statement)

2010-03-18  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/43418
	* parser.c (cp_parser_for_init_statement): Use NULL_TREE, not
	false, in the cp_parser_expression_statement call.

From-SVN: r157536

2010-03-17  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	* io/transfer.c (read_sf_internal): Remove stray function declaration
	used during debigging.

From-SVN: r157531

gcc/
	PR target/42427
	* config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
	non-offsettable and pre_modify update addressing.
	* config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
	and "2" alternatives "#".
	(*movdd_softfloat32): Make all alternatives "#";
	* config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
	(*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
	(*movdf_softfloat32): Make all alternatives "#";
	(movdi): Use the new DIFD mode iterator to create a common splitter
	for movdi, movdf and movdd patterns.

gcc/testsuite/
	PR target/42427
	* gcc.dg/pr42427.c: New test.

From-SVN: r157530

gcc/
2010-03-18  Shujing Zhao  <pearly.zhao@oracle.com>

        * common.opt (dumpdir): Remove redundant tab.

gcc/fortran
2010-03-18  Shujing Zhao  <pearly.zhao@oracle.com>

        * lang.opt (-ffixed-line-length-, ffree-line-length-): Remove
        redundant tab.

From-SVN: r157529

2010-03-17  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libfortran/43265
	*gfortran.dg/read_empty_file.f: New test.
	*gfortran.dg/read_eof_all.f90: New test.
	*gfortran.dg/namelist_27.f90: Eliminate infinite loop posibility.
	*gfortran.dg/namelist_28.f90: Eliminate infinite loop posibility.

From-SVN: r157528