2010-09-09  Vladimir Makarov  <vmakarov@redhat.com>

	PR middle-end/44554
	* ira.c (ira): Switch off sharing spill slots if setjmp is called.

From-SVN: r164102

2010-09-09  Robert Dewar  <dewar@adacore.com>

	* sinput-p.ads: Minor comment update.

2010-09-09  Arnaud Charlet  <charlet@adacore.com>

	* s-tpobop.adb, s-taenca.adb (Wait_For_Completion_With_Timeout): Reset
	Entry_Call.State if needed so that the call is marked as cancelled by
	Check_Pending_Actions_For_Entry_Call.
	(Timed_Protected_Entry_Call): Adjust calls to Defer/Under_Abort, since
	this procedure may be called from a controlled operation
	(Initialize/Finalize).

2010-09-09  Vadim Godunko  <godunko@adacore.com>

	* impunit.adb: Correct spelling of package's name in the comment.

From-SVN: r164101

re PR middle-end/40386 (wrong code generation for several SPEC CPU2000 benchmarks (lucas, mgrid, face, applu, apsi) with -O1 -fno-ira-share-spill-slots)

2010-09-09  Vladimir Makarov  <vmakarov@redhat.com>

	PR middle-end/40386
	* ira.c (pseudo_for_reload_consideration_p): Don't use
	flag_ira_share_spill_slots.

2010-09-09  Vladimir Makarov  <vmakarov@redhat.com>

	PR middle-end/40386
	* gcc.c-torture/execute/{pr40386.c,pr40386.x}: New testcase.

From-SVN: r164100

2010-09-09  Robert Dewar  <dewar@adacore.com>

	* gnatcmd.adb, gnatlink.adb, sem_ch12.adb, sem_eval.adb, sinput-p.adb:
	Minor reformatting

From-SVN: r164099

2010-09-09  Robert Dewar  <dewar@adacore.com>

	* impunit.adb: Add entry for a-izteio.
	* checks.adb: Add comment.
	* debug.adb, exp_disp.adb: Minor reformatting.
	* exp_dbug.ads: Minor reformatting throughout (pack block comments).

From-SVN: r164098

2010-09-09  Ed Schonberg  <schonberg@adacore.com>

	* sem_eval.adb (Is_Same_Value): Two occurrences of the same
	discriminant cannot be assumed to be the same value because they may
	refer to bounds of a component of two different instances of a
	discriminated type.

2010-09-09  Gary Dismukes  <dismukes@adacore.com>

	* checks.adb (Apply_Arithmetic_Overflow_Check): When converting the
	operands of an operator to the type of an enclosing conversion, rewrite
	the operator so the conversion can't be flagged as redundant.
	Remove useless assignments to Typ and Rtyp.

2010-09-09  Eric Botcazou  <ebotcazou@adacore.com>

	* gnat_ugn.texi: Fix another long line.

2010-09-09  Bob Duff  <duff@adacore.com>

	* sem_warn.adb (Output_Reference_Error): Don't warn for renames read
	but never assigned.

From-SVN: r164096

2010-09-09  Mikael Morin  <mikael@gcc.gnu.org>

	* trans-array.c (gfc_trans_create_temp_array): Don't set dim array.
	(gfc_conv_loop_setup, gfc_walk_function_expr): Set dim array.
	* trans-intrinsic.c (gfc_walk_intrinsic_libfunc): Ditto.

From-SVN: r164094

	* sprint.adb (Write_Id): If the parent node is an expanded name, check
	that its entity_or_associated_node is an entity before writing it out.

From-SVN: r164093

2010-09-09  Matthew Heaney  <heaney@adacore.com>

	* a-convec.adb, a-coinve.adb (Clear, Delete, Delete_Last, Finalize,
	Merge, Insert, Insert_Space, Move, Reserve_Capacity, Generic_Sorting,
	Replace_Element, Reverse_Elements, Swap): Change exception message to
	correctly indicate kind of tampering (cursor or element).
	* a-cdlili.adb, a-cidlli.adb (Clear, Delete, Delete_First, Delete_Last,
	Merge, Generic_Sorting, Insert, Move, Reverse_Elements, Splice,
	Swap_Links, Replace_Element, Swap): Ditto.
	* a-coorse.adb, a-ciorse.adb (Include, Replace, Replace_Element): Ditto
	* a-coorma.adb, a-ciorma.adb (Include, Replace, Replace_Element): Ditto
	* a-coormu.adb, a-ciormu.adb (Replace_Element): Ditto
	* a-chtgke.adb (Delete_Key_Sans_Free, Generic_Conditional_Insert,
	Generic_Replace_Element): Ditto
	* a-chtgop.adb (Clear, Move, Reserve_Capacity): Ditto
	* a-cohama.adb, a-cihama.adb (Delete, Include, Replace,
	Replace_Element): Ditto.
	* a-cohase.adb, a-cihase.adb (Delete, Difference, Intersection,
	Symmetric_Difference, Union, Include, Replace): Ditto

2010-09-09  Ed Schonberg  <schonberg@adacore.com>

	* sprint.adb (Write_Id): If the parent node is an expanded name, check
	that its entity_or_associated_node is an entity before writing it out.
	* exp_disp.adb (Make_Tags); if a type is declared in C++ and has no
	constructors, there is no need for a dispatch table pointer because the
	table is fully inherited from the C++ code.

2010-09-09  Thomas Quinot  <quinot@adacore.com>

	* projects.texi: Fix wrong identifiers on package end lines in project
	files examples.
	* exp_ch6.adb: Minor reformatting.

2010-09-09  Tristan Gingold  <gingold@adacore.com>

	* gnatcmd.adb, vms_conv.ads, vms_help.adb, vms_cmds.ads: Extract
	Command_Type from vms_conv.ads.

2010-09-09  Eric Botcazou  <ebotcazou@adacore.com>

	* gnat_ugn.texi: Fix description of -O3 optimization level.

From-SVN: r164092

2010-09-09  Matthew Heaney  <heaney@adacore.com>

	* a-convec.adb, a-coinve.adb (Clear, Delete, Delete_Last, Finalize,
	Merge, Insert, Insert_Space, Move, Reserve_Capacity, Generic_Sorting,
	Replace_Element, Reverse_Elements, Swap): Change exception message to
	correctly indicate kind of tampering (cursor or element).
	* a-cdlili.adb, a-cidlli.adb (Clear, Delete, Delete_First, Delete_Last,
	Merge, Generic_Sorting, Insert, Move, Reverse_Elements, Splice,
	Swap_Links, Replace_Element, Swap): Ditto.
	* a-coorse.adb, a-ciorse.adb (Include, Replace, Replace_Element): Ditto
	* a-coorma.adb, a-ciorma.adb (Include, Replace, Replace_Element): Ditto
	* a-coormu.adb, a-ciormu.adb (Replace_Element): Ditto
	* a-chtgke.adb (Delete_Key_Sans_Free, Generic_Conditional_Insert,
	Generic_Replace_Element): Ditto
	* a-chtgop.adb (Clear, Move, Reserve_Capacity): Ditto
	* a-cohama.adb, a-cihama.adb (Delete, Include, Replace,
	Replace_Element): Ditto.
	* a-cohase.adb, a-cihase.adb (Delete, Difference, Intersection,
	Symmetric_Difference, Union, Include, Replace): Ditto

2010-09-09  Ed Schonberg  <schonberg@adacore.com>

	* sprint.adb (Write_Id): If the parent node is an expanded name, check
	that its entity_or_associated_node is an entity before writing it out.
	* exp_disp.adb (Make_Tags); if a type is declared in C++ and has no
	constructors, there is no need for a dispatch table pointer because the
	table is fully inherited from the C++ code.

2010-09-09  Thomas Quinot  <quinot@adacore.com>

	* projects.texi: Fix wrong identifiers on package end lines in project
	files examples.
	* exp_ch6.adb: Minor reformatting.

2010-09-09  Tristan Gingold  <gingold@adacore.com>

	* gnatcmd.adb, vms_conv.ads, vms_help.adb, vms_cmds.ads: Extract
	Command_Type from vms_conv.ads.

2010-09-09  Eric Botcazou  <ebotcazou@adacore.com>

	* gnat_ugn.texi: Fix description of -O3 optimization level.

From-SVN: r164091

2010-09-09  Mikael Morin  <mikael@gcc.gnu.org>

	* trans-array.c (gfc_trans_create_temp_array): Assert loop dimension
	and info dimension are the same. Loop over loop dimension.
	* trans-stmt.c (gfc_conv_elemental_dependencies): Set loop dimension


Co-Authored-By: Janus Weil <janus@gcc.gnu.org>

From-SVN: r164090

2010-09-09  Yannick Moy  <moy@adacore.com>

	* a-cihama.adb, a-cohama.adb: Fix comments.

2010-09-09  Arnaud Charlet  <charlet@adacore.com>

	* i-cexten.ads: Add comments.
	(Signed_128): New type, used by some C bindings.
	* debug.adb: Update comment.

2010-09-09  Sergey Rybin  <rybin@adacore.com>

	* gnat_ugn.texi: For ASIS tools (gnatpp, gnatcheck, gnatelim,
	gnatmetric and gnatstub) add a note that '-gnat05' should be used if
	the tool should process Ada 2005 sources.

2010-09-09  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch12.adb (Remove_Parent): If the scope containing the child
	instance is a block, examine the enclosing scope to determine if it is
	a parent instance.

From-SVN: r164089

2010-09-09  Doug Rupp  <rupp@adacore.com>

	* sem_prag.adb (pragma Ident): Pass --identification= vice 
	IDENTIFICATION=
	* gnatlink.adb (Linker_Options): Look for --identification= vice 
	IDENTIFICATION=

2010-09-09  Gary Dismukes  <dismukes@adacore.com>

	* exp_attr.adb (Expand_N_Attribute_Reference, case Attribute_Old): When
	inserting and analyzing the object declaration for the temporary object
	created to hold a 'Old value, push the scope for the subprogram where
	the object is inserted, so that its Scope (and that of related objects)
	will be set properly.

From-SVN: r164088

2010-09-09  Mikael Morin  <mikael@gcc.gnu.org>

	* trans-array.c (gfc_conv_array_transpose): Change generated descriptor
	name

2010-09-09  Mikael Morin  <mikael@gcc.gnu.org>

	* gfortran.dg/inline_transpose_1.f90: New test.

From-SVN: r164087

2010-09-09  Vincent Celier  <celier@adacore.com>

	* prj.adb (Get_Object_Directory): Return object directory display name
	* adaint.c (__gnat_get_file_names_case_sensitive): When environment
	variable GNAT_FILE_NAME_CASE_SENSITIVE has a value of "0" or "1",
	return this value, otherwise return the default for the platform.

From-SVN: r164086

	* gcc-interface/Makefile.in, gcc-interface/Make-lang.in: Update
	dependencies. Remove handling of gnatlbr.
	Do not remove s-stratt-xdr for the run-time when installing.

From-SVN: r164085

2010-09-09  Robert Dewar  <dewar@adacore.com>

	* sem_attr.adb: Minor reformatting.

2010-09-09  Thomas Quinot  <quinot@adacore.com>

	* socket.c (__gnat_socket_ioctl): On Darwin, the req parameter is an
	unsigned long, not an int.

2010-09-09  Vincent Celier  <celier@adacore.com>

	* make.adb, mlib-prj.adb, prj.adb, prj-nmsc.adb, mlib-tgt.adb,
	prj-conf.adb, prj-env.adb: Use Display_Name instead of Name whenever
	we are not checking for equality of path or file names.

2010-09-09  Ed Schonberg  <schonberg@adacore.com>

	* exp_util.adb (Remove_Side_Effects): If the expression is a packed
	array reference, reset the Analyzed flag so that it is properly
	expanded when the resulting object declaration is analyzed.

2010-09-09  Vincent Celier  <celier@adacore.com>

	* sinput-p.adb (Source_File_Is_Subunit): Return False if X is
	No_Source_File.

2010-09-09  Ramon Fernandez  <fernandez@adacore.com>

	* sysdep.c: The wrSbc8548 BSP in MILS doesn't know anything about the
	VX_SPE_TASK option, so disable it.

From-SVN: r164084

2010-09-09  Ed Schonberg  <schonberg@adacore.com>

	* sem.adb (Walk_Library_Items): Traverse context of subunits of the
	main unit.
	(Is_Subunit_Of_Main): Handle null nodes properly.

2010-09-09  Robert Dewar  <dewar@adacore.com>

	* par-ch2.adb: Update comments.

From-SVN: r164083

2010-09-09  Ben Brosgol  <brosgol@adacore.com>

	* gnat_rm.texi: Minor wordsmithing of section on pragma Ordered.

2010-09-09  Arnaud Charlet  <charlet@adacore.com>

	* par-ch2.adb (Scan_Pragma_Argument_Association): In CodePeer mode,
	do not generate an error for compatibility with legacy code.
	ignored when generating SCIL.
	* sem_attr.adb (Resolve_Attribute): Ignore AI-229 in CodePeer mode.

From-SVN: r164082

2010-09-09  Thomas Quinot  <quinot@adacore.com>

	* s-strxdr.adb, gnat_rm.texi, s-stratt-xdr.adb, s-stratt.ads: Rename
	s-strxdr.adb to s-stratt-xdr.adb

2010-09-09  Robert Dewar  <dewar@adacore.com>

	* ali-util.adb (Obsolescent_Check): Removed.
	* gprep.adb (Obsolescent_Check): Removed.
	Remove Obsolescent_Check parameter in Scng instantiation
	* prj-err.adb (Obsolescent_Check): Removed.
	* prj-err.ads (Obsolescent_Check): Removed.
	Remove Obsolescent_Check parameter in Scng instantiation
	* scans.ads (Based_Literal_Uses_Colon): New flag
	* scn.adb (Obsolscent_Check_Flag): Removed
	(Obsolscent_Check): Removed
	(Set_Obsolescent_Check): Removed
	(Post_Scan): Add handling for obsolescent features
	* scn.ads (Obsolscent_Check): Removed
	(Set_Obsolescent_Check): Removed
	(Post_Scan): Can no longer be inlined
	Remove Obsolescent_Check from instantiation of Scng
	* scng.adb (Nlit): Set Based_Literal_Uses_Colon
	(Nlit): Remove handling of obsolescent check
	(Scan, case '%'): Remove handling of obsolescent check
	(Scan, case '|'): Call Post_Scan
	(Scan, case '!'): Remove handling of obsolescent check, call Post_Scan
	* scng.ads Remove Obsolescent_Check argument from Scng generic
	(Post_Scan): Now called for Tok_Vertical_Bar
	* sinput-l.adb: Remove calls to Set_Obsolescent_Check

From-SVN: r164081

2010-09-09  Doug Rupp  <rupp@adacore.com>

	* gnatlbr.adb: Removed.
	* gnat_rm.texi, ug_words, gnat_ugn.texi: Remove mention of gnatlbr.

From-SVN: r164080

2010-09-09  Robert Dewar  <dewar@adacore.com>

	* sem_res.adb (Resolve_Type_Conversion): Catch more cases of redundant
	conversions.

2010-09-09  Vincent Celier  <celier@adacore.com>

	* gnatlbr.adb: Remove redundant conversions.

From-SVN: r164079

s390.c (legitimate_reload_constant_p): Accept floating- point zero operands that fit into a single GPR.

2010-09-09  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>

	* config/s390/s390.c (legitimate_reload_constant_p): Accept floating-
	point zero operands that fit into a single GPR.
	(s390_preferred_reload_class): Ensure we only return general-purpose
	register classes.
	* config/s390/s390.md ("*mov<mode>_64dfp"): Use lghi to load
	floating-point zero operands into GPRs.
	("*mov<mode>_64"): Likewise.
	("mov<mode>"): Likewise using lhi.

From-SVN: r164076

2010-09-09  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>

	* config/s390/s390.c (s390_symref_operand_p): Return false for
	literal pool references.
	(s390_check_qrst_address): Update caller.

From-SVN: r164075

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

	PR libstdc++/45613
	* include/bits/random.tcc: Add missing include guards.
	* include/bits/random.h: Likewise.
	* include/tr1/random.tcc: Likewise.

From-SVN: r164074

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

	* libsupc++/cxxabi.h: Uglify nothrow to __nothrow__; fix a few
	inconsistent uglifications everywhere.

From-SVN: r164073

2010-09-09  Vincent Celier  <celier@adacore.com>

	* prj-proc.adb: Minor comment spelling error fix.
	* osint.ads (Env_Vars_Case_Sensitive): Use function
	Get_Env_Vars_Case_Sensitive, not Get_File_Names_Case_Sensitive to
	compute value.

2010-09-09  Ed Schonberg  <schonberg@adacore.com>

	* sem_res.adb (Resolve_Equality_Op): Implement Ada2012 rule for
	resolution of conditional expressions whose dependent expressions are
	anonymous access types.

2010-09-09  Robert Dewar  <dewar@adacore.com>

	* a-ststio.adb: Minor code reorganization.
	* s-direio.adb, prj.adb, prj-nmsc.adb, sem_type.adb: Remove redundant
	conversion.
	* types.ads: Minor reformatting.
	* binde.adb, vms_conv.adb, gnatls.adb, s-strxdr.adb, uintp.adb: Remove
	redundant conversions.
	* output.adb: Minor reformatting.
	* sem_ch8.adb (Find_Type): Test for redundant base applies to user
	types.
	* opt.ads: Add pragma Ordered for Verbosity_Level.
	* prj.ads: Add pragma Ordered for type Verbosity.

From-SVN: r164072

predicates.md (ext_register_operand): Check that SUBREG_REG is really a register before looking for REGNO.

	* config/i386/predicates.md (ext_register_operand): Check that
	SUBREG_REG is really a register before looking for REGNO.
	(reg_not_xmm0_operand): Handle SUBREGs correctly.
	(nonimm_not_xmm0_operand): Call reg_not_xmm0_operand.

From-SVN: r164071

2010-09-09  Vincent Celier  <celier@adacore.com>

	* osint.adb (Canonical_Case_File_Name): Use procedure To_Lower in
	System.Case_Util
	(Canonical_Case_Env_Var_Name): Ditto

2010-09-09  Bob Duff  <duff@adacore.com>

	* g-pehage.adb (Allocate): Initialize the allocated elements of IT.

2010-09-09  Robert Dewar  <dewar@adacore.com>

	* cstand.adb: Mark Boolean and Character types as Ordered
	* einfo.adb (Has_Pragma_Ordered): New flag
	* einfo.ads (Has_Pragma_Ordered): New flag
	* g-calend.ads: Mark Day_Name as Ordered
	* opt.ads: Mark Ada_Version_Type as Ordered
	(Warn_On_Unordered_Enumeration_Type): New flag
	* par-prag.adb: Add procdessing for pragma Ordered
	* s-ficobl.ads (Read_File_Mode): New subtype
	* s-fileio.adb: Use Read_File_Mode instead of explicit ranges
	* s-taskin.ads: Mark Entry_Call_State as ordered
	* sem_ch3.adb (Build_Derived_Enumeration_Type): Inherit
	Has_Pragma_Ordered.
	* sem_ch6.ads: Mark Conformance_Type as Ordered
	* sem_prag.adb: Implement pragma Ordered
	* sem_res.adb (Bad_Unordered_Enumeration_Reference): New function
	(Resolve_Comparison_Op): Diagnose unordered comparison
	(Resolve_Range): Diagnose unordered range
	* sem_warn.adb (Warn_On_Unordered_Enumeration_Type): New flag (from
	-gnatw.u/U)
	* snames.ads-tmpl: Add entry for pragma Ordered
	* style.ads (Check_Enumeration_Subrange): Removed
	* styleg.adb (Check_Enumeration_Subrange): Removed
	* styleg.ads (Check_Enumeration_Subrange): Removed
	* stylesw.adb: Remove handling of -gnatyE switch
	* stylesw.ads: (Style_Check_Enumeration_Subranges): Removed
	* vms_data.ads: Remove -gnatyE entries
	Add -gnatw.u entries
	* ug_words: Entries for -gnatw.u and -gnatw.U
	* gnat_ugn.texi: Document -gnatw.u/-gnatw.U switches
	* gnat_rm.texi: Document pragma Ordered.
	* s-tasren.adb: Avoid unnecessary comparison on unordered enumeration.
	* s-tpobop.adb: Remove comparison on unordered enumeration type.

From-SVN: r164070

2010-09-09  Vincent Celier  <celier@adacore.com>

	* adaint.c: New function __gnat_get_env_vars_case_sensitive, returns 0
	for VMS and Windows, and 1 for all other platforms.
	* adaint.h: New function __gnat_get_env_vars_case_sensitive
	* osint.ads, osint.adb (Canonical_Case_Env_Var_Name): New procedure.
	* prj-ext.adb (Add): Call Canonical_Case_Env_Var_Name instead of
	Canonical_Case_File_Name, as we are dealing with environment variables,
	not files.

From-SVN: r164069

2010-09-09  Robert Dewar  <dewar@adacore.com>

	* sem_util.adb: Minor reformatting

2010-09-09  Vincent Celier  <celier@adacore.com>

	* vms_data.ads: Add documentation for S_Make_Single.

From-SVN: r164068

2010-09-09  Ed Schonberg  <schonberg@adacore.com>

	* sem_util.adb (Same_Object): include formal parameters.

2010-09-09  Vincent Celier  <celier@adacore.com>

	* make.adb (Queue): New package implementing a new impementation of the
	queue, taking into account the new switch --single-compile-per-obj-dir.
	* makeutl.ads (Single_Compile_Per_Obj_Dir_Switch): New constant String
	for gnatmake and gprbuild new switch --single-compile-per-obj-dir.
	* opt.ads (One_Compilation_Per_Obj_Dir): New Boolean flag, defauted to
	False.
	* switch-m.adb (Scan_Make_Switches): Take into account new gnatmake
	switch --single-compile-per-obj-dir.
	* vms_data.ads: Add qualifier SINGLE_COMPILE_PER_OBJ_DIR for gnatmake
	switch --single-compile-per-obj-dir.
	* gnat_ugn.texi: Add documentation for new gnatmake switch
	--single-compile-per-obj-dir.

From-SVN: r164067

2010-09-09  Ed Schonberg  <schonberg@adacore.com>

	* einfo.adb, einfo.ads: Clarify use of Corresponding_Protected_Entry.

From-SVN: r164066

2010-09-09  Javier Miranda  <miranda@adacore.com>

	* sem_ch3.adb (Is_Progenitor): Relocated to sem_type.
	(Replace_Type): Code cleanup.
	* sem_type.ads, sem_type.adb (Is_Progenitor): Relocated from sem_ch3

2010-09-09  Thomas Quinot  <quinot@adacore.com>

	* exp_ch8.adb: Minor reformatting.

2010-09-09  Ed Schonberg  <schonberg@adacore.com>

	* exp_ch9.adb, einfo.adb, einfo.ads: New attribute
	Corresponding_Protected_Entry.

From-SVN: r164065

2010-09-09  Ed Schonberg  <schonberg@adacore.com>

	* exp_ch3.adb (Build_Untagged_Equality): Do not set alias of implicit
	inequality, it is always rewritten as the negation of the corresponding
	equality operation.
	* exp_ch8.adb (Expand_N_Subprogram_Renaming): If the subprogram renames
	the predefined equality of an untagged record, create a body at the
	point of the renaming, to capture the current meaning of equality for
	the type.

2010-09-09  Robert Dewar  <dewar@adacore.com>

	* sem.adb, sem_warn.adb: Minor reformatting.

From-SVN: r164064

From-SVN: r164063

2010-09-09  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch6.adb: Improve error message on untagged equality.
	* sem.adb (Semantics): Include subprogram bodies that act as spec.

2010-09-09  Javier Miranda  <miranda@adacore.com>

	* sem_ch13.adb, exp_ch13.adb: Undo previous change, unneeded.

From-SVN: r164062

2010-09-09  Robert Dewar  <dewar@adacore.com>

	* sem_ch13.adb, sem_ch6.adb, exp_ch3.adb: Minor reformatting.

2010-09-09  Robert Dewar  <dewar@adacore.com>

	* einfo.adb (Is_Aggregate_Type): New function.
	* einfo.ads (Aggregate_Kind): New enumeration subtype
	(Is_Aggregate_Type): New function.
	* sem_type.adb (Is_Array_Class_Record_Type): Removed, replaced by
	Is_Aggregate_Typea.

2010-09-09  Robert Dewar  <dewar@adacore.com>

	* exp_ch11.adb, frontend.adb, sem_attr.adb, sem_ch10.adb, sem_ch3.adb,
	sem_ch4.adb, sem_ch9.adb, sem_res.adb: Use Restriction_Check_Needed
	where appropriate.
	* restrict.ads, restrict.adb: Ditto.
	(Restriction_Check_Needed): New function

From-SVN: r164061

2010-09-09  Ed Schonberg  <schonberg@adacore.com>

	* exp_ch9.ads (Find_Master_Scope): New function, extracted from
	Build_Master_Entity, to find the proper scope for the master entity of
	a type that may contain tasks, in the presence of transient scopes.
	* exp_ch9.adb (Build_Master_Entity) Use new function.
	* exp_ch3.adb (Build_Class_Wide_Master): ditto.

2010-09-09  Vincent Celier  <celier@adacore.com>

	* prj-attr.adb: Add new attributes Leading_Library_Options and
	Linker'Leading_Switches.
	* snames.ads-tmpl: Add new standard names Leading_Library_Options and
	Leading_Switches.

From-SVN: r164060

sem_ch3.adb (Derive_Subprogram): The code that checks if a dispatching primitive covers some interface primitive...

2010-09-09  Javier Miranda  <miranda@adacore.com>

	* sem_ch3.adb (Derive_Subprogram): The code that checks if a
	dispatching primitive covers some interface primitive is incomplete.
	Replace such code by the invocation of a new subprogram that provides
	this functionality.
	* sem_ch6.ads (Is_Interface_Conformant): Add missing documentation.
	* sem_ch6.adb (Check_Missing_Return): Minor reformating
	(Check_Convention): Complete if-statement conditition when reporting
	errors (to avoid assertion failure).
	* sem_ch13.adb (Make_Null_Procedure_Specs): This routine was previously
	located in exp_ch3. Relocated inside Analyze_Freeze_Entity.
	(Analyze_Freeze_Entity): Invoke routine that adds the spec of non
	overridden null interface primitives.
	* sem_type.adb (Is_Ancestor): If the parent of the partial view of a
	private type is an interface then use the parent of its full view to
	climb to its ancestor type.
	* sem_disp.ads, sem_disp.adb (Covers_Some_Interface): New subprogram.
	(Check_Dispatching_Operation): Extend assertion to handle wrappers of
	null interface primitives.
	(Is_Null_Interface_Primitive): New subprogram.
	* exp_ch3.adb (Make_Null_Procedure_Specs): Removed.
	(Expand_Freeze_Record_Type): Do not generate specs of null interface
	subprograms because they are now generated by Analyze_Freeze_Entity.

From-SVN: r164059