* 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

2011-12-21  Jonathan Wakely  <jwakely.gcc@gmail.com>
	    Jim Avera  <james_avera@yahoo.com>

	* doc/extend.texi (__builtin_expect): Improve example.  

Co-Authored-By: Jim Avera <james_avera@yahoo.com>

From-SVN: r182608

From-SVN: r182607

	* config/i386/i386.c (ix86_option_override_internal): Enable flag_ree
	also for 32bit targets.

testsuite/ChangeLog:

	* gcc.dg/pr50038.c: Move to ...
	* gcc.target/i386/pr50038.c: ... here.  Test on all targets.

From-SVN: r182605

PR target/51552
        * dwarf2cfi.c (dwarf2out_frame_debug): Move any_cfis_emitted code...
        (scan_trace): ... here.

From-SVN: r182604

	PR c++/51611
	* cp-tree.h (CONVERT_EXPR_VBASE_PATH): New.
	* class.c (build_base_path): Defer vbase conversion in an NSDMI.
	* tree.c (bot_replace): Expand it here.
	* cp-gimplify.c (cp_genericize_r): Make sure deferred conversion
	doesn't leak into GENERIC.

From-SVN: r182602

From-SVN: r182599

From-SVN: r182595

/cp
2011-12-21  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/51305
	* semantics.c (massage_constexpr_body): Reorder conditionals, make
	sure a BIND_EXPR embedded in a MUST_NOT_THROW_EXPR is handled.

/testsuite
2011-12-21  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/51305
	* g++.dg/cpp0x/constexpr-noexcept6.C: New.

From-SVN: r182594

	* Makefile.am (AM_CXXFLAGS): Put $(XCFLAGS) first.
	* Makefile.in: Regenerated.

From-SVN: r182593

	* s-oscons-tmplt.c [__alpha__ && __osf__] (_XOPEN_SOURCE): Define.

From-SVN: r182592

2011-12-21  Richard Guenther  <rguenther@suse.de>

	lto/
	* lto.c (GIMPLE_REGISTER_TYPE): New define.
	(LTO_FIXUP_TREE): Use it.
	(uniquify_nodes): Mark new non-prevailing types and avoid
	calling gimple_register_type on others.
	(lto_read_decls): Add comment.

From-SVN: r182591

tree-vect-patterns.c (vect_operation_fits_smaller_type): Initialize *op0 and *op1 to NULL_TREE first to avoid warnings.

	* tree-vect-patterns.c (vect_operation_fits_smaller_type): Initialize
	*op0 and *op1 to NULL_TREE first to avoid warnings.
	* calls.c (initialize_argument_information): Initialize base to avoid
	warnings.

From-SVN: r182590

	PR middle-end/51644
	PR middle-end/51647
	* tree-eh.c (decide_copy_try_finally): At -O0, return true
	even when ndests is not 1, if there are only gimple_clobber_p
	(or debug) stmts in the finally sequence.
	* tree-inline.c (estimate_num_insns): Return 0 for gimple_clobber_p
	stmts.

	* gcc.dg/pr51644.c: New test.
	* g++.dg/warn/Wreturn-4.C: New test.

From-SVN: r182589

re PR middle-end/51472 (ICE: verify_gimple failed: invalid rhs for gimple memory store with -fgnu-tm --param tm-max-aggregate-size=32)

        PR middle-end/51472
        * trans-mem.c (tm_log_add): Use create_tmp_var_reg.

From-SVN: r182588

2011-12-21  Javier Miranda  <miranda@adacore.com>

	* sem_ch3.ads, sem_ch3.adb (Check_CPP_Type): New subprogram.
	(Process_Full_View): Invoke Check_CPP_Type if processing the
	full-view of a CPP type.
	* sem_prag.adb (Process_Import_Or_Interface): Add missing support
	for importing a CPP type that has an incomplete declaration. Move
	to new routine Check_CPP_Type the code that verifies that
	components of imported CPP types do not have default expressions.

From-SVN: r182587

2011-12-21  Vincent Celier  <celier@adacore.com>

	* prj-nmsc.adb (Report_No_Sources): Remove argument Lang. Report
	no sources even for languages that are not allowed.
	(Add_Source): Get the source even when the language is not allowed.

2011-12-21  Robert Dewar  <dewar@adacore.com>

	* sem_ch6.adb (Process_Formals): Add defensive code.

2011-12-21  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch7.adb, sem_ch13.adb (Analyze_Package_Specification): Build the
	invariant procedure of a type declaration that is a completion and has
	aspect specifications.
	(Build_Invariant_Procedure): If the procedure is built for a
	type declaration that is a completion, analyze body expliitly
	because all private declarations have been already analyzed.

2011-12-21  Claire Dross  <dross@adacore.com>

	* a-cfdlli.adb, a-cfhase.adb, a-cforma.adb, a-cforse.adb,
	a-cofove.adb: Minor reformating on formal containers

2011-12-21  Vincent Celier  <celier@adacore.com>

	* makeutl.adb (Mains.Complete_Mains.Do_Complete): Remove
	any main that is not in the list of restricted languages.
	(Insert_Project_Sources.Do_Insert): Only add sources of languages
	in the list of restricted languages.

2011-12-21  Ed Schonberg  <schonberg@adacore.com>

	* sem_res.adb (Valid_Conversion): A type conversion is valid when
	the target type is an anonymous access type and the operand is a
	rewriting of an allocator. The conversion is typically inserted
	when the designated type is an interface.

2011-12-21  Ed Schonberg  <schonberg@adacore.com>

	* exp_ch9.adb (Establish_Task_Master): If the enclosing block
	has no declarations, create new declarative list for it.

2011-12-21  Matthew Heaney  <heaney@adacore.com>

	* a-rbtgbk.adb (Generic_Conditional_Insert): Fixed incorrect comment.

From-SVN: r182586

2011-12-21  Yannick Moy  <moy@adacore.com>

	* sem_ch13.adb (Analyze_Attribute_Definition_Clause): Do not
	ignore representation attributes in Alfa mode, since formal
	verification backend does not depend on actual physical
	representation, but code may still refer to attribute values.

2011-12-21  Yannick Moy  <moy@adacore.com>

	* par-ch13.adb (P_Aspect_Specifications): Recognize the cases
	where a comma between two aspects is missing, or erroneously
	replaced by a semicolon, issue an error and proceed with next
	aspect.
	* par.adb, sinfo.ads: Fix typos.

2011-12-21  Ed Schonberg  <schonberg@adacore.com>

	* sem_util.adb (Mark_Coextensions): A coextension for an
	object that is part of the expression in a return statement,
	or part of the return object in an extended return statement,
	must be allocated dynamically.

From-SVN: r182585

2011-12-21  Matthew Heaney  <heaney@adacore.com>

	* a-crbtgk.adb (Generic_Conditional_Insert): Fixed incorrect comment.

2011-12-21  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch5.adb (Analyze_Iterator_Specification): If the name
	of an element iterator is not an entity name we introduce a
	local renaming declaration for it. To prevent spurious warnings
	on parameterless function calls that return a container, when
	expansion is disabled (either explicitly or because of a previous
	errors) the name must be marked as not coming from source.

2011-12-21  Arnaud Charlet  <charlet@adacore.com>

	* sem_ch13.adb (Analyze_Attribute_Definition_Clause): Separate
	handling in CodePeer mode and only ignore Component_Size
	attribute.

2011-12-21  Robert Dewar  <dewar@adacore.com>

	* sem_ch6.adb (Process_Formals): Set proper mechanism for
	formals whose types have conventions Ada_Pass_By_Copy or
	Ada_Pass_By_Reference.

From-SVN: r182584

gcc/testsuite

        * gcc.dg/vect/no-section-anchors-vect-31.c: Adjust array size and test
        diag-scans to fix fail on AVX.
        * gcc.dg/vect/no-section-anchors-vect-36.c: Ditto.
        * gcc.dg/vect/no-section-anchors-vect-64.c: Ditto.
        * gcc.dg/vect/no-section-anchors-vect-66.c: Ditto.
        * gcc.dg/vect/no-section-anchors-vect-68.c: Ditto.
        * gcc.dg/vect/no-section-anchors-vect-69.c: Ditto.
        * gcc.dg/vect/no-vfa-vect-dv-2.c: Adjust dg-scans.
        * gcc.dg/vect/pr45752.c: Ditto.
        * gcc.dg/vect/slp-perm-4.c: Ditto.
        * gcc.dg/vect/slp-perm-9.c: Ditto.
        * gcc.dg/vect/vect-33.c: Ditto.
        * gcc.dg/vect/vect-35.c: Ditto.
        * gcc.dg/vect/vect-6-big-array.c: Ditto.
        * gcc.dg/vect/vect-6.c: Ditto.
        * gcc.dg/vect/vect-91.c: Ditto.
        * gcc.dg/vect/vect-all-big-array.c: Ditto.
        * gcc.dg/vect/vect-all.c: Ditto.
        * gcc.dg/vect/vect-multitypes-1.c: Ditto.
        * gcc.dg/vect/vect-outer-4c.c: Ditto.
        * gcc.dg/vect/vect-outer-5.c: Ditto.
        * gcc.dg/vect/vect-over-widen-1.c: Ditto.
        * gcc.dg/vect/vect-over-widen-3.c: Ditto.
        * gcc.dg/vect/vect-over-widen-4.c: Ditto.
        * gcc.dg/vect/vect-peel-1.c: Ditto.
        * gcc.dg/vect/vect-peel-2.c: Ditto.
        * gcc.dg/vect/vect-peel-3.c: Ditto.
        * gcc.dg/vect/vect-reduc-pattern-1b.c: Ditto.
        * gcc.dg/vect/vect-reduc-pattern-1c.c: Ditto.
        * gcc.dg/vect/vect-reduc-pattern-2b.c: Ditto.
        * gcc.dg/vect/wrapv-vect-reduc-pattern-2c.c: Ditto.
        * lib/target-supports.exp (check_avx_available): New function.
        (check_effective_target_vect_sizes_32B_16B): Ditto.
        (check_prefer_avx128): Ditto.
        (check_effective_target_vect_aligned_arrays): Add handling of AVX.
        (check_effective_target_vect_multiple_sizes): Ditto.

From-SVN: r182583

2011-12-21  Arnaud Charlet  <charlet@adacore.com>

	* gnat1drv.adb (Gnat1Drv): Always delete old scil files in
	CodePeer mode.

2011-12-21  Robert Dewar  <dewar@adacore.com>

	* comperr.adb: Minor reformatting.

2011-12-21  Ed Schonberg  <schonberg@adacore.com>

	* aspects.ads: New table Base_Aspect, to indicate that an aspect
	is defined on a base type.
	* aspects.adb (Find_Aspect): If the aspect is a Base_Aspect,
	examine the representation items of the base type.

2011-12-21  Pascal Obry  <obry@adacore.com>

	* gnat_ugn.texi, prj.ads, prj-nmsc.adb, prj-attr.adb, projects.texi,
	snames.ads-tmpl: Use Encapsulated instead of Fully Standalone library.

2011-12-21  Pascal Obry  <obry@adacore.com>

	* adaint.c (__gnat_is_executable_file_attr) [_WIN32]: Add parentheses
	to kill warning.

From-SVN: r182582

2011-12-21  Martin Jambor  <mjambor@suse.cz>

	* tree-into-ssa.c (rewrite_update_stmt): Do not dump extra newlines.
	(rewrite_update_enter_block): Likewise.
	(dump_update_ssa): Likewise.
	(update_ssa): Likewise but also dump a newline at the beginning.

From-SVN: r182581

2011-12-21  Arnaud Charlet  <charlet@adacore.com>

	* comperr.adb (Delete_SCIL_Files): Also delete .scilx files.
	Fix implementation for child packages and package specs.
	(Delete_SCIL_Files.Decode_Name_Buffer): New function.

2011-12-21  Robert Dewar  <dewar@adacore.com>

	* err_vars.ads, a-cdlili.adb, a-cfdlli.ads, prj.adb, prj-nmsc.adb,
	a-cbdlli.adb, a-cbdlli.ads, a-cfdlli.adb: Minor reformatting.

2011-12-21  Vincent Pucci  <pucci@adacore.com>

	* s-diflio.adb, s-diflio.ads, s-diinio.adb, s-diinio.ads,
	s-llflex.ads: Fix header.

From-SVN: r182578

2011-12-21  Thomas Quinot  <quinot@adacore.com>

	* thread.c, s-oscons-tmplt.c, init.c (pthread_condattr_setclock): For
	AIX 5.2, define as a dummy weak symbol in init.c.
	(CLOCK_RT_Ada): Set to CLOCK_MONOTONIC on all versions of AIX.

2011-12-21  Thomas Quinot  <quinot@adacore.com>

	* snames.ads-tmpl, sem_ch8.adb: Minor reformatting.
	* sem_prag.adb: Minor comment clarification.

2011-12-21  Vincent Celier  <celier@adacore.com>

	* prj-nmsc.adb (Report_No_Sources): New argument Lang for the
	language name as a Name_Id. Do not report no sources if language
	is not allowed.
	(Add_Source): Do not add source if language is not allowed.
	* prj.adb (Add_Restricted_Language): New procedure
	(Is_Allowed_Language): New function
	* prj.ads (Add_Restricted_Language): New procedure
	(Is_Allowed_Language): New function

From-SVN: r182577

2011-12-21  Robert Dewar  <dewar@adacore.com>

	* exp_ch5.adb, sem_dim.adb, sem_dim.ads, sem_ch12.adb, prj-conf.adb:
	Minor reformatting.

2011-12-21  Claire Dross  <dross@adacore.com>

	* a-cfdlli.ads (Constant_Indexing, Default_Iterator,
	Iterator_Element): Added to type List.               
	(Not_No_Element, List_Iterator_Interfaces, Iterate,
	Constant_Reference_Type, Constant_Reference): New.
	* a-cfdlli.adb (type Iterator, Finalize, First, Last, Next,
	Previous, Iterate, Not_No_Element, Constant_Reference): New.

From-SVN: r182576

2011-12-21  Gary Dismukes  <dismukes@adacore.com>

	* gnat_ugn.texi: Minor reformatting.

2011-12-21  Ed Schonberg  <schonberg@adacore.com>

	* exp_ch5.adb (Expand_Iterator_Loop): The cursor operation
	Has_Element is the formal of Iterator_Interfaces, and within
	the instantion of this package it is a renaming of some local
	function with an unrelated name. Retrieve the operation from
	the instance itself, not from the container package.

2011-12-21  Vincent Pucci  <pucci@adacore.com>

	* exp_ch6.adb (Expand_Call): Expand_Put_Call_With_Dimension_String
	replaced by Expand_Put_Call_With_Dimension_Symbol
	* sem_ch12.adb (Analyze_Package_Instantiation): New check for
	System.Dim_Float_IO and System.Dim_Integer_IO instantiation.
	* sem_ch3.adb (Analyze_Declarations): Removed
	Remove_Dimension_In_Declaration call.
	* sem_dim.adb: Update comments. Redefine the
	representation of a Rational. Propagate all changes involving
	data structures and types throughout the pakage. Output the
	dimension aggregates for each error messages.
	("/"): Rational constructor "/" removed for Whole operands.
	("/"): New rational operation "/" for Rational operands.
	("*"): Operation "*" between Rational and Int removed.
	("abs"): New unary operator "abs" for Rational.
	(Analyze_Aspect_Dimension_System): Reorganized.
	(Analyze_Dimension_Identifier): Removed.
	(Copy_Dimensions): Removed.
	(Create_Rational_From_Expr): New Boolean parameter.
	(Dimensions_Msg_Of): New routine. Return
	a string with the dimensions of the parameter.
	(From_Dimension_To_String_Of_Symbols): Renaming of
	From_Dimension_To_String_Id.
	* sem_dim.ads: Update comments.
	(Is_Dim_IO_Package_Instantiation): New routine.
	(Remove_Dimension_In_Declaration): Removed.
	* sem_res.adb (Resolve_Op_Expon): Reorganized calls of
	Eval_Op_Expon_For_Dimensioned_Type and Eval_Op_Expon.
	* s-diflio.ads, s-diinio.ads: Update comments.

From-SVN: r182575

gcc/

2011-12-21  Enkovich Ilya  <ilya.enkovich@intel.com>

        PR target/50038
        * implicit-zee.c: Delete.
        * ree.c: New file.
        * Makefile.in: Replace implicit-zee.c with ree.c.
        * config/i386/i386.c (ix86_option_override_internal): Rename
        flag_zee to flag_ree.
        * common.opt (fzee): Ignored.
        (free): New.
        * passes.c (init_optimization_passes): Replace pass_implicit_zee
        with pass_ree.
        * tree-pass.h (pass_implicit_zee): Delete.
        (pass_ree): New.
        * timevar.def (TV_ZEE): Delete.
        (TV_REE): New.
        * doc/invoke.texi: Add -free description.

gcc/testsuite/

2011-12-21  Enkovich Ilya  <ilya.enkovich@intel.com>

        PR target/50038

From-SVN: r182574

2011-12-21  Pascal Obry  <obry@adacore.com>

	* prj-attr.adb, snames.ads-tmpl: Add Library_Standalone,
	Library_Fully_Standalone_Options and
	Library_Fully_Standalone_Supported attributes.
	* prj-nmsc.adb (Check_Library): Update check to take into
	account fully standalone libraries. Such shared libraries can
	only depend on static libraries.
	(Check_Stand_Alone_Library): Add support for fully standalone libraries.
	(Process_Project_Level_Simple_Attributes): Store value for
	configuration attribute Library_Fully_Standalone_Supported.
	* prj.ads, makeutl.adb (Standalone): New enumeration type.
	(Project_Data): Standalone_Library now of type Standlone.
	(Project_Configuration): Add Lib_Fully_Standalone_Supported
	field.
	(Default_Project_Config): Initialize new Lib_Fully_Standalone_Supported
	field.
	* clean.adb (Clean_Project): Adjust to new type for Standalone.
	* make.adb (Library_Phase): Adjust to new type for Standalone.
	(Gnatmake): Likewise.
	* mlib-prj.adb (Build_Library): Adjust to new type for
	Standalone.

2011-12-21  Thomas Quinot  <quinot@adacore.com>

	* gnatls.adb (Gnatls): Call Set_Standard_Error at startup, and then
	Set_Standard_Output just before producing normal (non-diagnostic)
	output.
	* gnatcmd.adb (Gnatcmd): Call Set_Standard_Error at initialization
	(and again after parsing project files).

2011-12-21  Vincent Celier  <celier@adacore.com>

	* prj-conf.adb (Do_Autoconf): When the object directory does
	not exist, create auto.cgpr in the directory where temporary
	files are created.

From-SVN: r182573

2011-12-21  Tristan Gingold  <gingold@adacore.com>

	* config/vms/vms-protos.h (vms_function_section): New prototype.
	* config/vms/vms.c (vms_function_section): New function.
	* config/vms/vms.h (TARGET_ASM_FUNCTION_SECTION): Define.

From-SVN: r182571

2011-12-21  Richard Guenther  <rguenther@suse.de>

	PR lto/41159
	* tree-outof-ssa.c (insert_value_copy_on_edge): Use the
	mode of the pseudo as destination mode.  Only assert that
	is equal to the promoted mode of the decl if it is a REG.

From-SVN: r182570