path: root/gcc/ada/ChangeLog

2012-02-08  Vincent Celier  <celier@adacore.com>

	* gcc-interface/Make-lang.in: Add g-byorma.o to gnatbind objects
	(g-buorma is now imported by sinput).
	Update dependencies.
	* scn.adb (Initialize_Scanner): Call Check_For_BOM
	* sinput-p.adb (Source_File_Is_Subunit): Call Check_For_BOM
	* sinput.adb: New procedure Check_For_BOM
	* sinput.ads: New procedure Check_For_BOM

2012-02-08  Vincent Pucci  <pucci@adacore.com>

	* impunit.adb: Dimension package names updated
	* Makefile.rtl: s-dim added
	* sem_dim.adb (Is_Procedure_Put_Call): minor changes
	(Is_Dim_IO_Package_Instantiation): minor changes
	* sem_dim.ads: minor changes in comments
	* snames.ads-tmpl: Name_Dim added Name_Dim_Float_IO and
	Name_Dim_Integer_IO removed
	* s-dim.ads: New package. Define the dimension terminology.
	* s-diflio.adb, s-diinio.adb, s-dimkio.ads, s-dimmks.ads,
	* s-dmotpr.ads: Package names updated.
	* s-diflio.ads, s-diinio.ads: Documentation added and package
	names updated.

2012-02-08  Gary Dismukes  <dismukes@adacore.com>

	* gcc-interface/utils2.c (build_call_alloc_dealloc_proc): Revise test
	for storage pools to test for an underlying record type rather than
	testing Is_Tagged_Type, so that simple storage pools will be handled
	the same as normal Ada storage pools.

2012-02-08  Yannick Moy  <moy@adacore.com>

	* gnat_rm.texi: Minor reshuffling to place restriction at
	appropriate place.

2012-02-08  Bob Duff  <duff@adacore.com>

	* warnsw.adb (Set_Warning_Switch): Set Warn_On_Suspicious_Modulus_Value
	False for '-gnatwA', to suppress these warnings.

2012-02-08  Vincent Celier  <celier@adacore.com>

	* sinput-p.adb (Source_File_Is_Subunit): Check for BOM before
	starting to scan, so that UTF8 encoding is taken into account.

2012-02-08  Arnaud Charlet  <charlet@adacore.com>

	* s-tasren.adb, s-tasren.ads (Internal_Complete_Rendezvous): New
	function.
	(Complete_Rendezvous): Now call Internal_Complete_Rendezvous.
	(Exceptional_Complete_Rendezvous): Mark No_Return.

2012-02-08  Eric Botcazou  <ebotcazou@adacore.com>

	* exp_aggr.adb (Compile_Time_Known_Composite_Value):
	New predicate to compute whether a composite value can be
	evaluated at compile time.
	(Component_Not_OK_For_Backend): Use Compile_Time_Known_Value for all
	expressions of elementary type and Compile_Time_Known_Composite_Value
	for all other expressions.
	(Expand_Record_Aggregate): Convert to assignments in the case
	of a type with mutable components if the aggregate cannot be
	built statically.

2012-02-08  Gary Dismukes  <dismukes@adacore.com>

	* aspects.ads (type Aspect_Id): Add Simple_Storage_Pool_Type.
	(Impl_Defined_Aspects): Add association for
	Aspect_Simple_Storage_Pool_Type.
	(Aspect_Names): Add
	association for Aspect_Simple_Storage_Pool_Type.
	* aspects.adb:
	(Canonical_Aspect): Add association for Simple_Storage_Pool_Type.
	* exp_attr.adb (Expand_N_Attribute_Reference):
	Change name to Name_Simple_Storage_Pool_Type.
	* exp_ch4.adb (Expand_N_Allocator): Change
	name to Name_Simple_Storage_Pool_Type.
	* exp_intr.adb (Expand_Unc_Deallocation): Change name to
	Name_Simple_Storage_Pool_Type.	* freeze.adb (Freeze_Entity):
	Change names to Name_Simple_Storage_Pool_Type.	* par-prag.adb:
	Change names to Name_Simple_Storage_Pool_Type.	* sem_attr.adb:
	(Analyze_Attribute): Change name to Name_Simple_Storage_Pool_Type.
	* sem_ch13.adb (Analyze_Attribute_Definition_Clause):
	Change name to Name_Simple_Storage_Pool_Type.
	* sem_prag.adb:
	(Analyze_Pragma): Change name to Name_Simple_Storage_Pool_Type.
	(Sig_Flags): Change name to Name_Simple_Storage_Pool_Type.
	* sem_res.adb (Resolve_Allocator): Change name to
	Name_Simple_Storage_Pool_Type.	* snames.ads-tmpl:
	(Name_Simple_Storage_Pool_Type): New name constant.
	(type Pragma_Id): Change name to Name_Simple_Storage_Pool_Type and
	move to main pragma section because it no longer matches the
	attribute name.
	* snames.adb-tmpl (Get_Pragma_Id): Remove test for
	Name_Simple_Storage_Pool.
	(Is_Pragma_Name): Remove test for Name_Simple_Storage_Pool.

2012-02-08  Robert Dewar  <dewar@adacore.com>

	* gnat_ugn.texi: Add some clarification to -gnatwA and -gnatws.

2012-02-08  Pascal Obry  <obry@adacore.com>

	* prj.adb (Compute_All_Imported_Projects): Use new
	For_Project_And_Aggregated_Context to ensure proper context is
	used for encapsulated aggregate libraries.
	* prj-proc.adb (Recursive_Process): Call
	Process_Aggregated_Projects earlier to ensure that all dependent
	projects are set with the proper encapsulated status.

2012-02-08  Pascal Obry  <obry@adacore.com>

	* s-os_lib.adb (Normalize_Arguments): Properly escape last \ in null
	terminated string.

2012-02-08  Pascal Obry  <obry@adacore.com>

	* prj.ads, prj.adb (For_Project_And_Aggregated_Context): New
	generic routine with a context parameter.

2012-02-08  Robert Dewar  <dewar@adacore.com>

	* a-coinve.adb, sem_util.adb, sem_ch8.adb, a-cobove.adb,
	a-convec.adb: Minor reformatting and code reorganization.

2012-02-08  Steve Baird  <baird@adacore.com>

	* sem_cat.adb (In_Preelaborated_Unit): A child
	unit instantiation does not inherit preelaboration requirements
	from its parent.

2012-02-08  Gary Dismukes  <dismukes@adacore.com>

	* aspects.ads (type Aspect_Id): Add Aspect_Simple_Storage_Pool.
	(Impl_Defined_Aspects): Add entry for Aspect_Simple_Storage_Pool.
	(Aspect_Argument): Add Name entry for Aspect_Simple_Storage_Pool.
	(Aspect_Names): Add entry for Aspect_Simple_Storage_Pool.
	* aspects.adb (Canonical_Aspect): Add entry for
	Aspect_Simple_Storage_Pool.
	* exp_attr.adb (Expand_N_Attribute_Reference): Handle case of
	Attribute_Simple_Storage_Pool in the same way as Storage_Pool
	(add conversion, analyze/resolve). For the Storage_Size attribute,
	for the simple pool case, locate and use the simple pool type's
	Storage_Size function (if any), otherwise evaluate to zero.
	* exp_ch4.adb (Expand_N_Allocator): In the case of an allocator
	for an access type with an associated simple storage pool,
	locate and use the pool type's Allocate.
	* exp_intr.adb (Expand_Unc_Deallocation): In the case where the
	access type has a simple storage pool, locate the pool type's
	Deallocate procedure (if present) and use it as the procedure
	to call on the Free operation.
	* freeze.adb (Freeze_Entity): In the case of a full type for
	a private type defined with pragma Simple_Storage_Pool, check
	that the full type is also appropriate for the pragma. For
	a simple storage pool type, validate that the operations
	Allocate, Deallocate (if present), and Storage_Size
	(if present) are defined with appropriate expected profiles.
	(Validate_Simple_Pool_Op_Formal): New procedure
	(Validate_Simple_Pool_Operation): New procedure Add with and
	use of Rtsfind.
	* par-prag.adb: Add Pragma_Simple_Storage_Pool to case statement
	(no action required).
	* sem_attr.adb (Analyze_Attribute): For the case of the
	Storage_Pool attribute, give a warning if the prefix type has an
	associated simple storage pool, and rewrite the attribute as a
	raise of Program_Error. In the case of the Simple_Storage_Pool
	attribute, check that the prefix type has an associated simple
	storage pool, and set the attribute type to the pool's type.
	* sem_ch13.adb (Analyze_Aspect_Specifications): Add
	Aspect_Simple_Storage_Pool case choice.
	(Analyze_Attribute_Definition_Clause): Add
	Aspect_Simple_Storage_Pool to case for Ignore_Rep_Clauses
	(no action). Add handling for Simple_Storage_Pool attribute
	definition, requiring the name to denote a simple storage pool
	object.
	(Check_Aspect_At_Freeze_Point): For a simple storage pool
	aspect, set the type to that of the name specified for the aspect.
	* sem_prag.adb (Analyze_Pragma): Add handling for pragma
	Simple_Storage_Pool, requiring that it applies to a library-level
	type declared in a package declaration that is a limited private
	or limited record type.
	* sem_res.adb (Resolve_Allocator): Flag an attempt to call a
	build-in-place function in an allocator for an access type with
	a simple storage pool as unsupported.
	* snames.ads-tmpl: Add Name_Simple_Storage_Pool.
	(type Attribute_Id): Add Attribute_Simple_Storage_Pool.
	(type Pragma_Id): Add Pragma_Simple_Storage_Pool.
	* snames.adb-tmpl (Get_Pragma_Id): Handle case of
	Name_Simple_Storage_Pool.
	(Is_Pragma_Name): Return True for Name_Simple_Storage_Pool.

2012-02-08  Cyrille Comar  <comar@adacore.com>

	* projects.texi: Clarify doc for interfaces.

2012-02-07  Eric Botcazou  <ebotcazou@adacore.com>

	* gcc-interface/Make-lang.in (GCC_LINKERFLAGS): New variable.
	(GCC_LINK): Use it.

2012-02-01  Tristan Gingold  <gingold@adacore.com>

	* gcc-interface/trans.c (Loop_Statement_to_gnu): Use sizetype
	instead of size_type_node.

2012-01-30  Nicolas Roche  <roche@adacore.com>

	* gcc-interface/Make-lang.in: Update dependencies.
	* gcc-interface/Makefile.in: Use system-vxworks-system-ppc-mils.ads
	when needed.
	Remove Linker_Options -crtbe when building sjlj run-time.

2012-01-30  Robert Dewar  <dewar@adacore.com>

	* sem.adb (Analyze): Call Analyze_Mod for N_Op_Mod mode.
	* sem_ch3.adb (Modular_Type_Declaration): Warn on mod value of
	form 2 * small-literal.
	* sem_ch4.adb (Analyze_Mod): New procedure (warn on suspicious
	mod value).
	* sem_ch4.ads (Analyze_Mod): New procedure.

2012-01-30  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch6.adb: sem_ch6.adb (Analyze_Expression_Function): Copy
	types and return expression when building spec for implicit
	body, to preserve global references that may be present in an
	instantiation.

2012-01-30  Matthew Heaney  <heaney@adacore.com>

	* a-convec.adb, a-coinve.adb, a-cobove.adb (Sort,
	Reverse_Elements): Check for cursor tampering.

2012-01-30  Ed Schonberg  <schonberg@adacore.com>

	* sem_util.adb (Is_Fully_Initialized_Type): In Ada 2012, a
	type with aspect Default_Value or Default_Component_Value is
	fully initialized, and use of variables of such types do not
	generate warnings.

2012-01-30  Javier Miranda  <miranda@adacore.com>

PR ada/15846
	* sem_ch8.adb (Analyze_Subprogram_Renaming):
	Handle self-renaming when the renamed entity is referenced using
	its expanded name.

2012-01-30  Vincent Celier  <celier@adacore.com>

	* projects.texi: Add documentation for attribute Interfaces.

2012-01-30  Hristian Kirtchev  <kirtchev@adacore.com>

	* exp_ch7.adb (Build_Finalizer_Call): Set loc again.
	* exp_ch11.adb (Expand_At_End_Handler): Do not provide a source
	location for the wrapped call to the original AT_END routine
	and the subsequent return statement.

2012-01-30  Pascal Obry  <obry@adacore.com>

	* s-rannum.adb: Minor reformatting.

2012-01-30  Hristian Kirtchev  <kirtchev@adacore.com>

	* a-calend-vms.adb, a-calend.adb: Increment the number of leap seconds
	to 25 and add the hard time value for 2012-06-30.

2012-01-30  Robert Dewar  <dewar@adacore.com>

	* a-strhas.ads, einfo.adb, einfo.ads, exp_ch7.adb, exp_ch9.adb,
	freeze.adb, prj.adb, prj.ads, prj-nmsc.adb, prj-proc.adb, s-llflex.ads,
	s-ransee.adb, s-ransee.ads, sem_ch13.adb, sem_dim.adb, sem_prag.adb:
	Minor reformatting/code reorganization.

2012-01-30  Thomas Quinot  <quinot@adacore.com>

	* s-rannum.adb, s-ransee.adb, s-ransee.ads (Get_Seed): Return
	Unsigned_64 rather than Duration.
	(System.Random_Numbers.Reset): Use full value of seed
	(do not truncate sub-second bits).

2012-01-30  Thomas Quinot  <quinot@adacore.com>

	* sem_cat.adb, sem_ch12.adb: Minor reformatting.

2012-01-30  Yannick Moy  <moy@adacore.com>

	* gnat_ugn.texi: Minor correction of GNAT UG, to take into
	account changes to -gnatwa and more recent warnings.

2012-01-30  Hristian Kirtchev  <kirtchev@adacore.com>

	* exp_ch7.adb (Build_Finalizer_Call): Do not provide a source
	location when creating a call to a finalizer.
	* exp_ch11.adb (Expand_Exception_Handlers): Do not provide
	a source location for the first actual of Save_Occurrence for
	consistency sake.

2012-01-30  Ed Schonberg  <schonberg@adacore.com>

	* einfo.ads, einfo,adb: New attribute on scalar types:
	Default_Aspect_Value New attribute on  array types:
	Default_Aspect_Component_Value Move attribute Related_Array_Object
	to a different position to accomodate new aspect attributes.
	* freeze.adb (Freeze_Entity): Use new attributes to retrieve value
	of defaults set with an aspect specification, rather than using
	the list of aspects attached to the type, to prevent issues with
	partial views.
	* sem_ch13.adb (Analyze_Aspect_Specifications): For aspects
	Default_Value and Default_Component _Value, store corresponding
	expression in type entity.
	(Check_Aspect_At_End_Of_Declaration): If the default aspects
	are declared on the full view, use the full view to resolve the
	correseponding expression.
	* exp_ch3.adb (Init_Component): Use attribute
	Default_Aspect_Component_Value to perform default initialization,
	rather than relying on the rep item list for the type.
	(Get_Simple_Init_Val): Ditto.

2012-01-30  Thomas Quinot  <quinot@adacore.com>

	* a-strhas.ads: Document risk of collision attack.

2012-01-30  Yannick Moy  <moy@adacore.com>

	* gnat_ugn.texi: Minor update wrt warning switches.

2012-01-30  Vincent Celier  <celier@adacore.com>

	* prj-nmsc.adb (Check_Interfaces): Report an error when a
	unit from Library_Interface is not a unit of the project.

2012-01-30  Vincent Pucci  <pucci@adacore.com>

	* sem_prag.adb (Make_Aspect_For_PPC_In_Gen_Sub_Decl): Parent
	links fixed inside PPC pragmas.
	* sem_ch12.adb: Move call to Make_Aspect_For_PPC_In_Gen_Sub_Decl.

2012-01-30  Thomas Quinot  <quinot@adacore.com>

	* s-ransee.ads: Minor reformatting.

2012-01-30  Pascal Obry  <obry@adacore.com>

	* prj.ads, prj.adb (For_Each_Source): Add support for skipping
	sources coming from an encapsulated library.

2012-01-30  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch3.adb (Process-Full_View): fix typo.
	* sem_ch13.adb (Aalyze_Aspect_Specifications): if predicates
	appear on a private type and the full view is available, ensure
	existence of freeze node for full view.
	(Build_Predicate_Function): Attach predicate function to both
	views of a private type.

2012-01-30  Vincent Celier  <celier@adacore.com>

	* prj-nmsc.adb (Check_Interfaces): Compute the Lib_Interface_ALIs
	for the project if either attribute Library_Interface or
	Interfaces is declared.
	(Check_Stand_Alone_Library): Use Lib_Interface_ALIs computed in
	Check_Interfaces.

2012-01-30  Pascal Obry  <obry@adacore.com>

	* prj-proc.adb (Recursive_Process): Set From_Encapsulated_Lib
	boolean value to true in the process list created by this routine.
	* prj.ads (Project_List_Element): New field From_Encapsulated_Lib.
	Continued work for KA06-021.
	* prj.adb (Compute_All_Imported_Projects): Set
	From_Encapsulated_Lib boolean flag.

2012-01-30  Vincent Pucci  <pucci@adacore.com>

	* sem_dim.adb (Expand_Put_Call_With_Dimension_Symbol): Minor
	code clean up.
	* s-diflio.ads: Minor change.

2012-01-30  Javier Miranda  <miranda@adacore.com>

	* exp_ch9.adb (Build_Dispatching_Requeue): Add missing call
	to Get_Entry_Index.  Required to generate code which provides
	the correct value of Entry_Index in the target entry.

2012-01-30  Nicolas Roche  <roche@adacore.com>

	* system-vxworks-ppc.ads: Add pragma Linker_Options -crtbe to
	fix issue with zcx on VxWorks5.

2012-01-30  Pascal Obry  <obry@adacore.com>

	* prj.ads, prj.adb (For_Every_Project_Imported): Remove
	In_Aggregate_Lib.
	(For_Every_Project_Imported_Context): New generic routine with
	a context parameter.
	* prj-nmsc.adb: Revert to use For_Every_Project_Imported Avoid
	distributed complexity.
	* prj-env.adb, prj-conf.adb, makeutl.adb, gnatcmd.adb: Ditto.

2012-01-30  Thomas Quinot  <quinot@adacore.com>

	* exp_aggr.adb (Expand_Record_Aggregate): After creating the
	_parent aggregate for an extension aggregate, check whether it
	requires delayed (top-down) expansion.

2012-01-30  Vincent Pucci  <pucci@adacore.com>

	* sem_dim.adb (Expand_Put_Call_With_Dimension_Symbol): Rewritten.
	* snames.ads-tmpl: Name_Item and Name_Symbols added.
	* s-diflio.adb, s-diflio.ads, s-diinio.adb, s-diinio.ads: Rename
	and change the position of parameter Symbols in every Put routine.
	* s-dimmks.ads: Convert long float type Mks_Type into long
	long float.
	* s-llflex.ads: Modifications in comments.

2012-01-30  Hristian Kirtchev  <kirtchev@adacore.com>

	* sem_ch12.adb (Earlier): Do not use the
	top level source locations of the two input nodes.

2012-01-30  Robert Dewar  <dewar@adacore.com>

	* einfo.ads, sem_prag.adb, sem_attr.adb, aspects.ads,
	sem_cat.adb, sem_aggr.adb, exp_aggr.adb: Minor reformatting.

2012-01-30  Robert Dewar  <dewar@adacore.com>

	* a-cdlili.adb, a-cidlli.adb, a-cbdlli.adb: Minor reformatting.

2012-01-30  Olivier Hainque  <hainque@adacore.com>

	* sigtramp-ppcvxw.c (CFI_COMMON_REGS): Add rule for r1 back +
	comments.

2012-01-30  Thomas Quinot  <quinot@adacore.com>

	* gnat_rm.texi, sem_dist.adb, sem_dist.ads, einfo.ads, sem_prag.adb,
	sem_ch12.adb, sem_attr.adb, aspects.adb, aspects.ads, par-prag.adb,
	sem_cat.adb, snames.ads-tmpl (Sem_Dist.Is_Valid_Remote_Object_Type):
	New subprogram (extracted from
	Sem_Cat.Validate_Remote_Access_Object_Type_Declaration).
	(Einfo.Is_Remote_Types): Now applies to generic types. Update
	documentation accordingly.
	(Sem_Ch12.Analyze_Associations): A RACW type is acceptable as
	actual for a formal type to which a pragma Remote_Access_Type
	applies.
	(Aspects, Par.Prag, Sem_Prag): Support for new pramga/aspect
	Remote_Access_Type.
	(Sem_Attr.Analyze_Attribute, case Stub_Type): Attribute can
	be applied to a generic type if pragma Remote_Access_Type
	applies, in which case the type of the attribute is
	System.Partition_Interface.RACW_Stub_Type.

2012-01-27  Eric Botcazou  <ebotcazou@adacore.com>

	* gcc-interface/decl.c (gnat_to_gnu_entity) <E_Procedure>: Do not set
	an alignment on fields of the RETURN type built for the CICO mechanism.

2012-01-27  Eric Botcazou  <ebotcazou@adacore.com>

	* gcc-interface/trans.c (gnat_to_gnu): Avoid making a SAVE_EXPR for
	a call to a function that returns an unconstrained type with default
	discriminant.  Similarly, avoid doing the conversion to the nominal
	result type in this case.

2012-01-27  Eric Botcazou  <ebotcazou@adacore.com>

	* gcc-interface/ada-tree.h (DECL_ALIASED_P): New flag.
	* gcc-interface/decl.c (is_variable_size): Rename to...
	(type_has_variable_size): ...this.
	(adjust_packed): Adjust to above renaming.
	(gnat_to_gnu_field): Set DECL_ALIASED_P on the field.
	(field_is_artificial): New predicate.
	(field_is_aliased): Likewise.
	(field_has_self_size): Likewise.
	(field_has_variable_size): Likewise.
	(components_to_record): Record information for the final layout during
	the first pass on fields.
	If there is an aliased field placed after a field whose length depends
	on discriminants, put all the fields of the latter sort, last.

2012-01-27  Eric Botcazou  <ebotcazou@adacore.com>

	* gcc-interface/gigi.h (get_minimal_subprog_decl): Declare.
	* gcc-interface/decl.c (get_minimal_subprog_decl): New function.
	* gcc-interface/trans.c (Attribute_to_gnu): Use it for the prefix of an
	Access-like attribute in a dispatch table if the subprogram is public.

2012-01-27  Eric Botcazou  <ebotcazou@adacore.com>

	* gcc-interface/gigi.h (create_label_decl): Adjust.
	* gcc-interface/utils.c (create_label_decl): Add GNAT_NODE parameter
	and invoke gnat_pushdecl on it.  Remove obsolete settings.
	* gcc-interface/decl.c (gnat_to_gnu_entity) <E_Label>: Adjust call to
	create_label_decl.
	* gcc-interface/trans.c (gnat_to_gnu) <N_Null): Likewise.  Ignore the
	label for debugging purposes.

2012-01-27  Eric Botcazou  <ebotcazou@adacore.com>

	* gcc-interface/decl.c (gnat_to_gnu_entity) <object>: For an aliased
	object with an unconstrained nominal subtype and if optimization isn't
	enabled, create a special VAR_DECL for debugging purposes.

2012-01-23  Robert Dewar  <dewar@adacore.com>

	* sem_prag.ads, sem_prag.adb: Minor reformatting.

2012-01-23  Robert Dewar  <dewar@adacore.com>

	* sem_ch13.adb (Analyze_Aspect_Specifications): Check for
	language defined aspect applied to renaming or formal type
	declaration (not permitted)

2012-01-23  Matthew Heaney  <heaney@adacore.com>

	* a-cdlili.adb, a-cidlli.adb, a-cbdlli.adb (Vet): Replaced
	comment with pragma Assert.

2012-01-23  Vincent Pucci  <pucci@adacore.com>

	* sem_ch12.adb (Analyze_Generic_Subprogram_Declaration): Call
	to Make_Aspect_For_PPC_In_Gen_Sub_Decl added in ASIS mode.
	* sem_prag.adb, sem_prag.ads (Make_Aspect_For_PPC_In_Gen_Sub_Decl): New
	routine. In ASIS mode, convert any PPC pragmas into aspects in generic
	subprogram declaration in order to enable the analysis of PPC boolean
	expressions.

2012-01-23  Robert Dewar  <dewar@adacore.com>

	* sem_ch3.adb (Analyze_Object_Declaration): Properly
	handle Current_Value for volatile variables (also propagate
	Treat_As_Volatile from type to object).

2012-01-23  Hristian Kirtchev  <kirtchev@adacore.com>

	* sem_ch12.adb (Install_Body): Detect the case
	where the enclosing context is a package with a stub body that
	has already been replaced by the actual body. In such cases,
	the freeze node for the enclosing context must be inserted after
	the real body.

2012-01-23  Ed Schonberg  <schonberg@adacore.com>

	* sem_prag.adb (Analyze_Pragma, case Debug): Freeze the called
	subprogram before expanding the pragma into an if-statement with
	a block, to ensure that when the subprogram is null its body is
	properly generated before expansion.

2012-01-23  Hristian Kirtchev  <kirtchev@adacore.com>

	* sem_ch12.adb (Analyze_Associations): Alphabetize local variables and
	constants. Rename Actual_Types to Actuals_To_Freeze. Rename Next_Formal
	to Saved_Formal.
	Freeze all eligible subprograms which appear as actuals in
	the instantiation.
	(Has_Fully_Defined_Profile): New routine.
	(Renames_Standard_Subprogram): New routine.
	(Earlier): Add local variable N. Comment update. Do not use source
	locations when trying to determine whether one node precedes another.

2012-01-23  Gary Dismukes  <dismukes@adacore.com>

	* exp_ch4.adb (Expand_Concatenate): In the case
	where the result of a concatentation can be null, set the to
	result have both the low and high bounds of the right operand (not
	just the high bound, as was the case prior to this fix). Also,
	fix the saved high bound setting (Last_Opnd_High_Bound) in the
	empty string literal case (should have been low bound minus one,
	rather than plus one).

2012-01-23  Thomas Quinot  <quinot@adacore.com>

	* scos.ads, put_scos.adb, get_scos.adb (Get_SCOs, Put_SCOs): Do not
	omit statement SCOs for disabled pragmas.

2012-01-23  Matthew Heaney  <heaney@adacore.com>

	* a-cohase.ads, a-cihase.ads, a-cbhase.ads, a-coorse.ads,
	a-ciorse.ads, a-cborse.ads, a-cohama.ads, a-cihama.ads, a-cbhama.ads,
	a-coorma.ads, a-ciorma.ads, a-cborma.ads, a-cdlili.ads, a-cidlli.ads,
	a-cbdlli.ads, a-convec.ads, a-coinve.ads, a-cobove.ads (Cursor'Read,
	Cursor'Write): Declare in private part.
	(Reference_Type'Read, Reference_Type'Write): Ditto.
	(Constant_Reference_Type'Read, Constant_Reference_Type'Write): Ditto.

2012-01-23  Robert Dewar  <dewar@adacore.com>

	* a-catizo.ads, a-calend.adb, a-calend.ads, par-ch13.adb: Minor
	reformatting.

2012-01-23  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch6.adb (Analyze_Subprogram_Declaration): Do not set the
	Corresponding_Body on a defaulted null formal subprogram.
	* sem_ch12.adb (Check_Formal_Package_Instance): No check needed
	on a defaulted formal subprogram that is a null procedure.

2012-01-23  Hristian Kirtchev  <kirtchev@adacore.com>

	* exp_ch9.adb: Update the comments involving pragma Implemented.
	* sem_ch3.adb (Check_Pragma_Implemented (Entity_Id)): Add local
	constant Subp_Alias and local variable Impl_Subp. Properly
	handle aliases of synchronized wrappers. Code cleanup.
	(Check_Pragma_Implemented (Entity_Id; Entity_Id)): Add
	Name_Optional as part of the condition.
	* sem_prag.adb (Analyze_Pragma): Add "Optional" as one of the
	valid choices of implementation kind.
	(Check_Arg_Is_One_Of): New routine.
	* snames.ads-tmlp: Add Name_Optional.

2012-01-23  Ed Schonberg  <schonberg@adacore.com>

	* par-ch13.adb: Better error recovery in illegal aspect
	specification.

2012-01-23  Hristian Kirtchev  <kirtchev@adacore.com>

	* a-calend.adb: Add with clause for Interfaces.C. Add constant
	Unix_Max.
	(Day_Of_Week): Call the internal UTC_Time_Offset.
	(Split): Call the internal UTC_Time_Offset.
	(Time_Of): Call the internal UTC_Time_Offset.
	(Time_Zone_Operations.UTC_Time_Offset): Call internal UTC_Time_Offset.
	(UTC_Time_Offset): New library-level routine.
	* a-calend.ads (UTC_Time_Offset): Remove parameter
	Is_Historic. Update related comment on usage.
	* a-catizo.adb (UTC_Time_Offset): Removed.
	(UTC_Time_Offset (Time)): Call Time_Zone_Operations.UTC_Time_Offset.
	* a-caltizo.ads (UTC_Time_Offset): Removed.
	(UTC_Time_Offset (Time)): Add back the default expression of parameter
	Date.

2012-01-23  Robert Dewar  <dewar@adacore.com>

	* sprint.ads, sprint.adb (Sprint_Node_List): Add New_Lines parameter
	(pg,po,ps): Make sure each entry starts on new line.

2012-01-23  Hristian Kirtchev  <kirtchev@adacore.com>

	* a-calend.ads, a-calend.adb: Define types int and int_Pointer. Update
	the parameter profile of procedure localtime_tzoff and its associated
	comment.
	(Day_Of_Week): Do not treat the input date as historical
	with respect to time zones.
	(Split): Do not treat the input
	date as historical with respect to time zones.	(Time_Of): Do
	not treat the input constituents as forming a historical date
	with respect to time zones.
	(UTC_Time_Offset): Add new formal
	parameter Is_Historic. Add local variable Flag. Update the call
	to localtime_tzoff.
	* a-catizo.ads, a-catizo.adb (UTC_Time_Offset): New routine.
	(UTC_Time_Offset (Time)): Update the call to
	Time_Zone_Operations.UTC_Time_Offset.
	* sysdep.c (__gnat_localtime_tzoff): Update parameter
	profile. Split the processing of offsets on Windows into two - one
	part of historic time stamps and the other for the current time.

2012-01-23  Robert Dewar  <dewar@adacore.com>

	* a-calend.adb: Minor reformatting.

2012-01-23  Ed Schonberg  <schonberg@adacore.com>

	* exp_ch9.adb, sem_ch9.adb: Handle array of access to synchronized
	interface in requeue statement.

2012-01-23  Cyrille Comar  <comar@adacore.com>

	* projects.texi: Remove references to main units and replace
	with references to main programs to be coherent with the
	documentation.

2012-01-23  Robert Dewar  <dewar@adacore.com>

	* s-utf_32.adb: Minor reformatting.

2012-01-23  Vincent Celier  <celier@adacore.com>

	* snames.ads-tmpl: Minor comment addition Indicate that
	Name_Library_Encapsulated_Options is only used in gprbuild.

2012-01-23  Robert Dewar  <dewar@adacore.com>

	* sem_ch10.adb (Analyze_Subunit): Properly save/restore cunit
	restrictions.

2012-01-23  Ed Schonberg  <schonberg@adacore.com>

	* snames.ads-tmpl: Add Name_Synchronization.
	* aspects.ads, aspects.adb: Add Aspect_Synchronization to
	enumeration type and related maps.
	* sem_ch13.adb (Analyze_Aspect_Specifications): Handle Aspect
	Synchronization, build corresponding pragma Implemented.
	* sem_util.adb (Implementation_Kind): Handle both explicit and
	implicit pragma_argument association to retrieve the given
	synchronization mode.

2012-01-23  Robert Dewar  <dewar@adacore.com>

	* sem_ch10.adb, errout.adb: Minor reformatting.

2012-01-23  Ed Schonberg  <schonberg@adacore.com>

	* sem_res.adb (Resolve_Actuals): An actual in a call to an
	Ada 2012 Reference function does not lead to a dangerous order
	dependence.

2012-01-23  Gary Dismukes  <dismukes@adacore.com>

	* exp_util.adb (Is_Iterated_Container): Test
	Is_Entity_Name when searching for calls to the default iterator,
	to avoid blowing up on indirect calls which have an explicit
	dereference as the call name.

2012-01-23  Thomas Quinot  <quinot@adacore.com>

	* errout.adb (Set_Msg_Node): For an N_Expanded_Name, output
	the complete expanded name, rather than just its Selector_Name.

2012-01-23  Thomas Quinot  <quinot@adacore.com>

	* a-textio.adb (Put): Rewrite one-parameter Character version to
	just call the two-parameter one with Current_Out.

2012-01-23  Hristian Kirtchev  <kirtchev@adacore.com>

	* freeze.adb (Check_Current_Instance): Issue an
	error when the prefix of 'Unchecked_Access or 'Access does not
	denote a legal aliased view of a type.
	(Freeze_Record_Type): Do not halt the processing of record components
	once the Has_Controlled_Component is set as this bypasses the remaining
	checks.
	(Is_Aliased_View_Of_Type): New routine.

2012-01-23  Thomas Quinot  <quinot@adacore.com>

	* errout.ads, freeze.adb: Minor reformatting.

2012-01-23  Thomas Quinot  <quinot@adacore.com>

	* sem_ch10.adb, sem_prag.adb: Remove redundant apostrophes in error
	messages.

2012-01-23  Olivier Hainque  <hainque@adacore.com>

	* adadecode.c (__gnat_decode): Deal with empty input early,
	preventing potential erroneous memory access later on.

2012-01-21  Eric Botcazou  <ebotcazou@adacore.com>

	PR ada/46192
	* gcc-interface/decl.c (gnat_to_gnu_entity) <object>: In the case of a
	renaming, preserve the volatileness through the indirection, if any.

2012-01-14  Andreas Schwab  <schwab@linux-m68k.org>

	* gcc-interface/Makefile.in (OSCONS_EXTRACT): Add
	$(GNATLIBCFLAGS).

2012-01-10  Pascal Obry  <obry@adacore.com>

	* prj-nmsc.adb (Check_Library_Attributes):
	Kill check for object/source directories for aggregate libraries.

2012-01-10  Matthew Heaney  <heaney@adacore.com>

	* a-cdlili.adb, a-cdlili.ads, a-cihama.adb, a-cihama.ads, a-coinve.adb,
	a-coinve.ads, a-ciorse.adb, a-ciorse.ads, a-coorma.adb, a-coorma.ads,
	a-cborma.adb, a-cborma.ads, a-cidlli.adb, a-cidlli.ads, a-cimutr.adb,
	a-cimutr.ads, a-cihase.adb, a-cihase.ads, a-cohama.adb, a-cohama.ads,
	a-coorse.adb, a-coorse.ads, a-cbhama.adb, a-cbhama.ads, a-cborse.adb,
	a-cborse.ads, a-comutr.adb, a-comutr.ads, a-ciorma.adb, a-cobove.adb,
	a-ciorma.ads, a-cobove.ads, a-convec.adb, a-convec.ads, a-cohase.adb,
	a-cohase.ads, a-cbdlli.adb, a-cbdlli.ads, a-cbmutr.adb, a-cbmutr.ads,
	a-cbhase.adb, a-cbhase.ads (Reference, Constant_Reference): Declare
	container parameter as aliased in/in out.
	Code clean ups.

2012-01-10  Bob Duff  <duff@adacore.com>

	* s-os_lib.ads: Improve comment.

2012-01-10  Geert Bosch  <bosch@adacore.com>

	* s-gearop.adb (Forward_Eliminate): Avoid improper aliasing
	for complex Scalar.

2012-01-10  Bob Duff  <duff@adacore.com>

	* sem_intr.adb (Check_Shift): Use RM_Size instead of Esize, when
	checking that the 'Size is correct. If the type is "mod 2**12",
	for example, it's illegal, but Esize is the 'Object_Size, which
	will be something like 16 or 32, so the error ('Size = 12) was
	not detected.
	* gnat_rm.texi: Improve documentation of shift
	and rotate intrinsics.

2012-01-10  Pascal Obry  <obry@adacore.com>

	* prj.adb (For_Every_Project_Imported): Fix
	implementation to make sure we return each project only once
	for aggragte libraries. It is fine to return a project twice for
	aggregate projects, this was the case as a Project_Id is different
	in each project tree. The new implementation use a table based on
	the project name to ensure proper detection of duplicate project
	in aggregate library. A new context is then created to continue
	retrurning duplicate project for aggregate libraries.

2012-01-09  Eric Botcazou  <ebotcazou@adacore.com>

	* gcc-interface/trans.c (call_to_gnu): Create the temporary for the
	return value in the variable-sized return type case if the target is
	an array with fixed size.  However, do not create it if this is the
	expression of an object declaration.

2012-01-09  Eric Botcazou  <ebotcazou@adacore.com>

	* gcc-interface/trans.c (addressable_p) <COMPONENT_REF>: Fix thinko.

2012-01-06  Robert Dewar  <dewar@adacore.com>

	* a-wichha.ads, a-wichun.ads, a-zchhan.ads, a-zchuni.ads,
	s-utf_32.ads: Add pragma Pure
	* s-utf_32.adb: Suppress warnings on non-static constants (now
	that this is Pure).

2012-01-06  Bob Duff  <duff@adacore.com>

	* s-rpc.ads (Read, Write): Add overriding indicators.

2012-01-06  Robert Dewar  <dewar@adacore.com>

	* gnat_rm.texi: Add documentation for conventions
	Ada_Pass_By_Copy and Ada_Pass_By_Reference.

2012-01-06  Gary Dismukes  <dismukes@adacore.com>

	* a-tienio.adb (Put): Add exception message on
	raise statements. Remove unneeded blocks and object declarations.

2012-01-06  Robert Dewar  <dewar@adacore.com>

	* sem_prag.adb: Minor reformatting.

2012-01-06  Ed Schonberg  <schonberg@adacore.com>

	* sinfo.ads, sinfo.adb (Has_Prefixed_Call): New flag to indicate
	that a selected component within a generic unit has been resolved
	as a prefixed call with local references.
	* sem_ch3.adb (Is_Visible_Component): In an instance body a selected
	component is always visible.
	* sem_ch4.adb (Analyze_Selected_Component): If the node is a
	prefixed call in an instance, do not look for visible components
	of the type.
	* sem_ch12.adb (Reset_Entity): If a selected component has resolved
	to a prefixed call, mark the node accordingly when prefix and
	selector are local references.

2012-01-02  Eric Botcazou  <ebotcazou@adacore.com>

	* gnatvsn.ads (Current_Year): Bump to 2012.

Copyright (C) 2012 Free Software Foundation, Inc.

Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
notice and this notice are preserved.