From-SVN: r182660

From-SVN: r182659

	PR libstdc++/49204
	* include/std/future (future_errc): Implement LWG 2056.

From-SVN: r182658

2011-12-23  Dmitry Plotnikov  <dplotnikov@ispras.ru>

	* config/arm/neon.md (float<mode><V_cvtto>2): New.
	(floatuns<mode><V_cvtto>2): New.
	(fix_trunc<mode><V_cvtto>2): New.
	(fix_truncuns<mode><V_cvtto>2): New.
	* config/arm/iterators.md (V_cvtto): New iterator.

gcc/testsuite/:
	* gcc.target/arm/vect-vcvt.c: New test.
	* gcc.target/arm/vect-vcvtq.c: New test.
	
	* gcc.dg/vect/fast-math-pr35982.c: Added vect_strided2 alternative
	in final check.
	
	* lib/target-supports.exp (check_effective_target_vect_intfloat_cvt):
	True for ARM NEON.
	(check_effective_target_vect_uintfloat_cvt): Likewise.
	(check_effective_target_vect_floatuint_cvt): Likewise.
	(check_effective_target_vect_floatint_cvt): Likewise.

From-SVN: r182657

2011-12-23  Pascal Obry  <obry@adacore.com>

	* prj.ads (For_Every_Project_Imported): Add In_Aggregate_Lib
	parameter to generic formal procedure.
	* prj.adb (For_Every_Project_Imported): Update accordingly.
	(Recursive_Check): Likewise. Do not parse imported project for
	aggregate library. This is needed as the imported projects are
	there just to handle dependencies.
	(Look_For_Sources): Likewise.
	(Recursive_Add): Likewise.
	* prj-env.adb, prj-conf.adb, makeutl.adb, gnatcmd.adb:
	Add In_Aggregate_Lib parameter to routines used with
	For_Every_Project_Imported generic procedure.
	* prj-nmsc.adb (Tree_Processing_Data): Add In_Aggregate_Lib field.
	(Check): Move where it is used. Fix implementation
	to not check libraries that are inside aggregate libraries.
	(Recursive_Check): Add In_Aggregate_Lib parameter.

2011-12-23  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch7.adb (Analyze_Package_Body, Has_Referencer): A generic
	package is a referencer regardless of whether there is a
	subsequent subprogram with an Inline pragma.

2011-12-23  Geert Bosch  <bosch@adacore.com>

	* sem_ch3.adb (Can_Derive_From): Check matching Float_Rep on VMS.

From-SVN: r182656

2011-12-23  Pascal Obry  <obry@adacore.com>

	* gnatcmd.adb, prj.adb, prj-nmsc.adb: Minor reformatting.

From-SVN: r182655

re PR rtl-optimization/50396 (SSE division by zero generates incorrect code with optimizations enabled)

2011-12-23  Richard Guenther  <rguenther@suse.de>

	PR rtl-optimization/50396
	* simplify-rtx.c (simplify_binary_operation_1): Properly
	guard code that only works for integers.

	* gcc.dg/torture/pr50396.c: New testcase.

From-SVN: r182653

2011-12-23  Tristan Gingold  <gingold@adacore.com>

	* config/vms/vms-crtlmap.map (log10): Fix typo.

From-SVN: r182652

2011-12-23  Tristan Gingold  <gingold@adacore.com>

	* config/ia64/vms.h (SUPPORTS_ONE_ONLY): Define.

From-SVN: r182651

2011-12-22  Bin Cheng  <bin.cheng@arm.com>
	Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/43491
	* tree-ssa-pre.c (eliminate): Don't replace global register
	variable when it is the RHS of a single assign.

	testsuite:
	* gcc.dg/tree-ssa/pr43491.c: New test.


Co-Authored-By: Richard Guenther <rguenther@suse.de>

From-SVN: r182650

2011-12-22  Joey Ye  <joey.ye@arm.com>
    
    * toplev.c (process_options): Fix typo.

From-SVN: r182649

From-SVN: r182648

	PR testsuite/50722
	gcc.dg/pr49994-3.c: xfail on hppa*-*-*.

From-SVN: r182647

	PR middle-end/51252
	* config/pa/pa.c (pa_som_tm_clone_table_section): New function.
	(som_tm_clone_table_section): Declare.
	(pa_file_start_space): Create $TM_CLONE_TABLE$ subspace.
	(pa_som_asm_init_sections): Init som_tm_clone_table_section.
	* config/pa/som.h (TARGET_ASM_TM_CLONE_TABLE_SECTION): Define.

From-SVN: r182646

	* include/bits/regex.h (match_results::size_type): Use
	allocator_traits.

From-SVN: r182645

From-SVN: r182644

gcc/
	* doc/tm.texi.in (TARGET_PREPARE_PCH_SAVE): New hook.
	* doc/tm.texi: Regenerate.
	* target.def (prepare_pch_save): New hook.
	* c-family/c-pch.c (c_common_write_pch): Call it.
	* config/mips/mips.c (was_mips16_pch_p): Delete.
	(mips_set_mips16_mode): Don't refer to was_mips16_pch_p.
	(mips_prepare_pch_save): New function.
	(TARGET_PREPARE_PCH_SAVE): Define.

From-SVN: r182640

go-gcc.cc (set_placeholder_pointer_type): Arrange for the type name to have a DECL_ORIGINAL_TYPE as gcc expects.

	* go-gcc.cc (set_placeholder_pointer_type): Arrange for the type
	name to have a DECL_ORIGINAL_TYPE as gcc expects.
	(set_placeholder_struct_type): Likewise.
	(set_placeholder_array_type): Likewise.
	(named_type): Set DECL_ORIGINAL_TYPE.

From-SVN: r182639

2011-12-22  Janne Blomqvist  <jb@gcc.gnu.org>
	Tobias Burnus  <burnus@net-b.de>

	PR libfortran/51646
	* acinclude.m4 (LIBGFOR_CHECK_UNLINK_OPEN_FILE): Use POSIX mode
	flags, omit mode argument when flags argument does not have
	O_CREAT.
	* io/unix.c (tempfile): Use POSIX mode flags.
	* configure: Regenerate.


Co-Authored-By: Tobias Burnus <burnus@net-b.de>

From-SVN: r182638

From Rainer Orth.

From-SVN: r182637

re PR middle-end/51212 (ICE: verify_flow_info failed: BB 3 can not throw but has an EH edge with -fgnu-tm -fnon-call-exceptions and transaction_callable)

	PR middle-end/51212
	* opts.c (finish_options): Call sorry on -fgnu-tm and
	-fnon-call-exceptions combination.

From-SVN: r182636

From Uros Bizjak.

From-SVN: r182633

	PR libstdc++/48362
	* testsuite/libstdc++-prettyprinters/48362.cc: New.

From-SVN: r182632

invoke.texi (C++ Dialect Options): Add missing options and move -Wzero-as-null-pointer-constant to ...

2011-12-22  Jonathan Wakely  <jwakely.gcc@gmail.com>

	* doc/invoke.texi (C++ Dialect Options): Add missing options and
	move -Wzero-as-null-pointer-constant to ...
	(Warning Options): ... here.

From-SVN: r182631

	PR target/47643
	* doc/invoke.texi (i386 and x86-64 Options): Fix description of
	-mtune without -march.

From-SVN: r182630

	PR target/51643
	* arm.c (arm_function_ok_for_sibcall): Use DECL_WEAK in previous
	change.

From-SVN: r182628

2011-12-22  Tristan Gingold  <gingold@adacore.com>

	* config/ia64/ia64.c (ia64_promote_function_mode): Remove.
	(TARGET_PROMOTE_FUNCTION_MODE): Remove.
	(ia64_function_value): Call promote_function_mode instead of
	ia64_promote_function_mode.
	* config/ia64/vms.h (PROMOTE_MODE): Define.
	(TARGET_PROMOTE_FUNCTION_MODE): Define.

From-SVN: r182627

	PR target/27468
	* common/config/alpha/alpha-common.c (alpha_option_optimization_table):
	Enable flag_ree at -O2 or higher.

From-SVN: r182626

2011-12-22  Richard Guenther  <rguenther@suse.de>

	PR lto/51650
	* lto.c (uniquify_nodes): Register TYPE_DECLs with the
	debuginfo machinery.

	* g++.dg/lto/pr51650-1_0.C: New testcase.
	* g++.dg/lto/pr51650-2_0.C: Likewise.

From-SVN: r182625

	* tree-pass.h (pass_reload): Declare.
	* ira.c (overall_cost_before, saved_flag_ira_share_spill_slots):
	New global variables, moved out of ira.
	(do_reload): New static function, split off from the second half
	of ...
	(ira): ... here.
	(gate_ira): Remove.
	(pass_ira): Use TV_IRA, set gate to NULL, and set flags to
	TODO_dump_func.
	(rest_of_handle_reload): New static function.
	(pass_reload): New.

From-SVN: r182624

	* common/config/i386/i386-common.c (ix86_option_optimization_table):
	Move OPT_free processing from ...
	* config/i386/i386.c (ix86_option_override_internal):  ... here.

From-SVN: r182623

	PR target/51643
	* arm.c (arm_function_ok_for_sibcall): Don't try to tailcall a
	weak function on bare-metal EABI targets.

	* gcc.target/arm/sibcall-2.c: New test.

From-SVN: r182621

	PR libstdc++/48362
	* python/libstdcxx/v6/printers.py (StdTuplePrinter): Handle empty
	tuples.

From-SVN: r182620

2011-12-22  Hristian Kirtchev  <kirtchev@adacore.com>

	* exp_ch7.adb (Build_Adjust_Or_Finalize_Statements): Create the objects
	associated with exception handling unconditionally.
	(Build_Adjust_Statements): Create the objects associated with
	exception handling unconditionally.
	(Build_Components): Create the objects associated with exception
	handling unconditionally.
	(Build_Finalize_Statements): Create the objects associated with
	exception handling unconditionally.
	(Build_Initialize_Statements): Create the objects associated with
	exception handling unconditionally.
	(Build_Object_Declarations): Set the proper location of the data
	record when exception propagation is forbidden.

2011-12-22  Gary Dismukes  <dismukes@adacore.com>

	* a-tienio.adb (Put): Test validity of Item parameters before
	applying Image, and raise Constraint_Error for invalid values.

2011-12-22  Bob Duff  <duff@adacore.com>

	* a-stwima.ads (Initialize,Adjust,Finalize): Add overriding indicators.
	* a-ststio.ads (AFCB_Allocate,AFCB_Close,AFCB_Free,Read,Write): Add
	overriding indicators.

From-SVN: r182619

From-SVN: r182618

2011-12-22  Ed Schonberg  <schonberg@adacore.com>

	* a-cohase.ads, a-cohase.adb: Update to latest RM version. Add
	aspect Constant_Reference to set type, and corresponding
	functions.
	* a-cihama.ads, a-cihama.adb: Update to latest RM version. Add
	function Reference to provide a proper element iterator construct
	over indefinite maps.

2011-12-22  Ed Schonberg  <schonberg@adacore.com>

	* exp_attr.adb (Expand_N_Attribute, case 'Access): Do not insert
	implicit conversion on prefix of Unrestricted_Access when prefix
	is an explicit dereference.

From-SVN: r182617

2011-12-22  Vincent Pucci  <pucci@adacore.com>

	* sem_dim.adb: Addressed all ??? comments. Replacement of warnings by
	errors using continuation marks.
	(Error_Dim_Msg_For_?): Renaming of Error_Dim_For_?.

2011-12-22  Robert Dewar  <dewar@adacore.com>

	* sem_ch3.adb, sem_ch3.ads, sem_prag.adb: Minor code clean up.

From-SVN: r182616

	PR testsuite/51645
	* g++.dg/cpp0x/alias-decl-debug-0.C: Add dg-skip-if.

From-SVN: r182615

From-SVN: r182613

From-SVN: r182609