2007-12-06 Thomas Quinot <quinot@adacore.com>
* sinput.adb (Get_Source_File_Index): Add assertion to guard against
an invalid access to an uninitialized slot in the
Source_File_Index_Table.
From-SVN: r130860
2007-12-06 Bob Duff <duff@adacore.com>
Javier Miranda <miranda@adacore.com>
Robert Dewar <dewar@adacore.com>
* sem_util.ads, sem_util.adb (Is_Concurrent_Interface): New routine.
(Set_Convention): New procedure to set the Convention flag, and in
addition make sure the Favor_Top_Level flag is kept in sync (all
foreign-language conventions require Favor_Top_Level = True).
(Collect_Abstract_Interfaces): Update occurrences of Related_Interface
to Related_Type.
(Collect_Interfaces_Info): Minor update to handle the two secondary
dispatch tables. Update occurrence of Related_Interface to Related_Type.
(Generate_Parent_Ref): Add parameter to specify entity to check
(Is_Preelaborable_Expression): Allow the name of a discriminant to
initialize a component of a type with preelaborable initialization.
This includes the case of a discriminal used in such a context.
(Is_Dependent_Component_Of_Mutable_Object): Take into account the
latest Ada 2005 rules about renaming and 'Access of
discriminant-dependent components.
(Check_Nested_Access): Add handling when there are no enclosing
subprograms (e.g. case of a package body).
(Find_Parameter_Type): Factor routine from several other compiler files.
Remove routine from Find_Overridden_Synchronized_Primitive.
From-SVN: r130859
2007-12-06 Hristian Kirtchev <kirtchev@adacore.com>
* sem_type.adb (Function_Interp_Has_Abstract_Op): Add guard to check
whether formal E is an entity which may have parameters.
From-SVN: r130858
2007-12-06 Geert Bosch <bosch@adacore.com>
* sem_eval.adb (Eval_Real_Literal): N_Constant_Declaration is a static
context, so do not call Check_Non_Static_Context.
From-SVN: r130857
2007-12-06 Ed Schonberg <schonberg@adacore.com>
* sem_disp.adb (Check_Dispatching_Call): If an actual in a call to an
inherited operation is a defaulted tag-indeterminate call, and there is
a statically tagged actual, use the static tag as a controlling actual
for the defaulted actual.
From-SVN: r130856
2007-12-06 Hristian Kirtchev <kirtchev@adacore.com>
Gary Dismukes <dismukes@adacore.com>
* sem_ch9.adb (Analyze_Requeue): Add a local flag to capture whether a
requeue statement is dispatching. Do not emit an error when the name is
not an entry and the context is a dispatching select. Add code to
perform subtype conformance between the formals of the current entry
and those of the target interface primitive.
(Analyze_Asynchronous_Select, Analyze_Conditional_Entry_Call, Analyze_
Timed_Entry_Call): Analyze the triggering statement as the first step of
the processing. If this is a dispatching select, postpone the analysis
of all select statements until the Expander transforms the select. This
approach avoids generating duplicate identifiers after the Expander has
replicated some of the select statements. In case the Expander is
disabled, perform regular analysis.
(Check_Triggering_Statement): New routine.
(Analyze_Requeue): Exclude any interpretations that are not entries when
checking overloaded names in a requeue. Also test type conformance for
matching interpretations rather than requiring subtype conformance at
that point to conform with the RM's resolution rule for requeues.
From-SVN: r130855
2007-12-06 Robert Dewar <dewar@adacore.com>
Ed Schonberg <schonberg@adacore.com>
* sem_ch8.adb (Analyze_Subprogram_Renaming): Special error message for
renaming entry as subprogram using rename-as-body if subprogram spec
frozen.
(Use_One_Type): The clause is legal on an access type whose designated
type has a limited view.
(Find_Direct_Name): Use Namet.Sp.Is_Bad_Spelling_Of function
(Find_Expanded_Name): Use Namet.Sp.Is_Bad_Spelling_Of function
(Analyze_Renamed_Primitive_Operation): new procedure to determine the
operation denoted by a selected component.
(Analyze_Renamed_Entry): Resolve the prefix of the entry name, because
it can be an expression, possibly overloaded, that returns a task or
an access to one.
From-SVN: r130854
2007-12-06 Hristian Kirtchev <kirtchev@adacore.com>
Ed Schonberg <schonberg@adacore.com>
* sem_ch4.adb (Analyze_Selected_Component): Include the requeue
statement to the list of contexts where a selected component with a
concurrent tagged type prefix should yield a primitive operation.
(Find_Primitive_Operation): Handle case of class-wide types.
(Analyze_Overloaded_Selected_Component): If type of prefix is
class-wide, use visible components of base type.
(Resolve_Selected_Component): Ditto.
(Try_Primitive_Operation, Collect_Generic_Type_Ops): If the type is a
formal of a generic subprogram. find candidate interpretations by
scanning the list of generic formal declarations.:
(Process_Implicit_Dereference_Prefix): If the prefix has an incomplete
type from a limited_with_clause, and the full view is available, use it
for subsequent semantic checks.
(Check_Misspelled_Selector): Use Namet.Sp.Is_Bad_Spelling_Of function
(Find_Primitive_Operation): New function.
(Analyze_Overloaded_Selected_Component): insert explicit dereference
only once if several interpretations of the prefix yield an access type.
(Try_Object_Operation): Code and comment cleanup.
(Analyze_Selected_Component): Reorder local variables. Minot comment and
code reformatting. When the type of the prefix is tagged concurrent, a
correct interpretation might be available in the primitive and
class-wide operations of the type.
From-SVN: r130853
2007-12-06 Ed Schonberg <schonberg@adacore.com>
* sem_ch12.adb (Instantiate_Formal_Subprogram): In the subprogram
renaming declaration, use the Slocs of the formal parameters from the
declaration of the formal subprogram when creating the formal parameter
entities in the renaming declaration.
(Analyze_Formal_Type_Declaration): Change the placement of the error
message concerning illegal known discriminants. It is now posted on the
type rather than on the first discriminant. This change ensures early
error report.
(Freeze_Subprogram_Body): If the generic subprogram is nested within
the package body that contains the instance, do not generate an
out-of-place freeze node for the enclosing package.
(Collect_Previous_Instantiations): Ignore internal instantiations
generated for formal packages.
(Validate_Derived_Type_Instance): Add a check that when a formal
derived type is Known_To_Have_Preelab_Init then the actual type must
have preelaborable initialization, and issue an error when this
condition is violated.
From-SVN: r130851
2007-12-06 Thomas Quinot <quinot@adacore.com>
Ed Schonberg <schonberg@adacore.com>
* sem_ch10.adb (Check_Private_Child_Unit): A non-private library level
subprogram body that acts as its own spec may not have a non-private
WITH clause on a private sibling.
(Build_Unit_Name): If the parent unit in the name in a with_clause on a
child unit is a renaming, create an implicit with_clause on that
parent, and not on the unit it renames, to prevent visibility errors
in the current unit.
From-SVN: r130850
* rtsfind.adb (Check_CRT): Take into account RTE_Available_Call
Fixes another case where RTE_Available_Call was ignored instead of being
taken into account.
(Load_Fail): Ditto.
* rtsfind.ads: Add new entries.
From-SVN: r130848
2007-12-06 Bob Duff <duff@adacore.com>
* restrict.ads, restrict.adb (Check_Implicit_Dynamic_Code_Allowed): New
procedure to be called from the back end to check the
No_Implicit_Dynamic_Code restriction.
From-SVN: r130847
2007-12-06 Emmanuel Briot <briot@adacore.com>
Vincent Celier <celier@adacore.com>
* prj.ads, prj.adb (Is_A_Language): Now takes a Name_Id instead of a
string
(Must_Check_Configuration, Default_Language_Is_Ada): new flags in
prj.ads
(Hash): Move instantiation of System.HTable.Hash from spec to body
(prj-nmsc.adb): Optimize calls to Name_Find when on case sensitive
systems, since we do not need to recompute the Name_Id for the canonical
file name.
(Body_Suffix_Id_Of, Spec_Suffix_Id_Of): new version that takes a name_id
as a parameter. This parameter is in fact always "ada" in all calls, and
we were doing 160560 extra calls to Name_Find to convert it to Name_Ada
while loading a project with 40000 files
* prj-attr.adb: Fix name of attribute Dependency_Driver
Change the kind of indexing for attribute Root
* prj-dect.adb (Parse_Declarative_Items): Allow redeclarations of
variables already declared, in case constructions.
* prj-env.adb (Initialize): Reset Current_Source_Path_File and
Current_Object_Path_File to No_Path.
* prj-ext.adb (Initialize_Project_Path): In multi language mode, use
ADA_PROJECT_PATH if value of GPR_PROJECT_PATH is empty.
* prj-makr.adb: new parameter Current_Dir
* prj-nmsc.ads, prj-nmsc.adb (Find_Explicit_Sources): Do not look for
Ada sources when language is not Ada.
Change Opt.Follow_Links to Opt.Follow_Links_For_Files.
(Find_Excluded_Sources, Find_Explicit_Sources): new subprograms
(Must_Check_Configuration, Default_Language_Is_Ada): new flags.
(Locate_Directory): Always resolve links when computing Canonical_Path
(Look_For_Sources): Make sure that Name_Buffer contains the file name
in Source_Files before checking for the presence of a directory
separator.
Optimize calls to Name_Find when on case sensitive systems.
(Body_Suffix_Id_Of, Spec_Suffix_Id_Of): new version that takes a name_id
as a parameter.
(Prj.Nmsc.Check): new parameter Current_Dir
(Check_Ada_Naming_Schemes): Restrictions on suffixes are relaxed. They
cannot be empty and the spec suffix cannot be the same as the body or
separate suffix.
(Get_Unit): When a file name can be of several unit kinds (spec, body or
subunit), always consider the longest suffix.
(Check_Configuration): Do not issue an error if there is no compiler
for a language. Just issue a warning and ignore the sources for the
language.
(Check_Library_Attributes): Only check Library_Dir if Library_Name is
not empty.
(Check_Naming_Schemes.Maked_Unit): Only output message if high verbosity
(Unit_Exceptions): New hash table
(Check_Naming_Schemes): Check if a file that could be a unit because of
the naming scheme is not in fact a source because there is an exception
for the unit.
(Look_For_Sources): Put the unit exceptions in hash table
Unit_Exceptions
(Get_Unit_Exceptions): Give initial value No_Source to local variable
Other_Part to avoid exception when code is compiled with validity
checking.
(Get_Sources_From_File): Check that there is no directory information
in the file names.
(Look_For_Sources): Check that there is no directory information in the
list of file names in Source_Files.
(Look_For_Sources): In multi-language mode, do not allow exception file
names that are excluded.
(Excluded_Sources_Htable): New hash table
(Search_Directories.Check_File): New procedure to simplify
Search_Directories.
(Search_Directories): Do not consider excluded sources
(Look_For_Sources): Populate Excluded_Sources_Htable before calling
Search_Directories.
(Get_Exceptions): Set component Lang_Kind of Source_Data
(Get_Unit_Exceptions): Ditto
(Search_Directories): Ditto
* prj-pars.adb: new parameter Current_Dir
* prj-part.ads, prj-part.adb:
Change Opt.Follow_Links to Opt.Follow_Links_For_Files.
(Opt.Follow_Links_For_Dirs): New flag
(Project_Path_Name_Of): Cache information returned by this routine as
Locate_Regular_File is a costly routine. The code to output a log
information and the effective call to Locate_Regular_File is now
factorized into a routine (code clean-up).
(Parse, Parse_Single_Project): new parameter Current_Dir
When main project file cannot be found, indicate in the error
message the project path that was used to do the search.
* prj-proc.ads, prj-proc.adb (Opt.Follow_Links_For_Dirs): New flag
(Prj.Proc.Process*): new parameter Current_Dir
* switch-m.adb: Change Opt.Follow_Links to Opt.Follow_Links_For_Files
From-SVN: r130846
2007-12-06 Robert Dewar <dewar@adacore.com>
* inline.adb (Back_End_Cannot_Inline): Use new flag
Has_Pragma_Inline_Always instead of obsolete function Is_Always_Inlined
* sem_ch6.ads, sem_ch6.adb (Analyze_Subprogram_Body): Use new flag
Has_Pragma_Inline_Always instead.
of obsolete function Is_Always_Inlined
(Build_Body_To_Inline): Same change
(Cannot_Inline): Same change
Do not give warning on exception raise in No_Return function
* sem_ch13.adb (Analyze_Record_Representation_Clause): If an inherited
component has two inconsistent component clauses in the same record
representation clause, favor the message that complains about
duplication rather than inconsistency.
Update comments.
(Record_Representation_Clause): Do not warn on missing component
clauses for inherited components of a type extension.
(Rep_Item_Too_Late): Do not attempt to link pragma into rep chain for
an overloadable item if it is a pragma that can apply to multiple
overloadable entities (e.g. Inline) because a pragma cannot be on
more than one chain at a time.
(Validate_Unchecked_Conversion): Add code to warn on unchecked
conversion where one of the operands is Ada.Calendar.Time.
(Analyze_Attribute_Definition_Clause): Fix typo in error message.
For now, ignore Component_Size clause on VM targets, as done for
pragma Pack.
From-SVN: r130845
2007-12-06 Robert Dewar <dewar@adacore.com>
* g-spchge.ads, g-spchge.adb, g-u3spch.adb, g-u3spch.ads,
g-wispch.adb, g-wispch.ads, g-zspche.adb, g-zspche.ads,
namet-sp.adb, namet-sp.ads: New files.
* g-speche.adb: Use generic routine in g-spchge
* s-wchcnv.ads, s-wchcnv.adb:
Minor code cleanup (make formal type consistent with spec)
* namet.adb: Update comments.
* par-endh.adb (Evaluate_End_Entry): Use new
Namet.Sp.Is_Bad_Spelling_Of function
* par-load.adb (Load): Use new Namet.Sp.Is_Bad_Spelling_Of function
* sem_aggr.adb (Resolve_Record_Aggregate): If a component of an
ancestor is an access type initialized with a box, set its type
explicitly, for use in subsequent expansion.
(Check_Misspelled_Component): Use new Namet.Sp.Is_Bad_Spelling_Of
function
From-SVN: r130843
2007-12-06 Vasiliy Fofanov <fofanov@adacore.com>
* g-regist.ads, g-regist.adb (Set_Value): new parameter Expand; when
set to True this procedure will create the value of type REG_EXPAND_SZ.
It was only possible to create REG_SZ values before.
From-SVN: r130842
2007-12-06 Vincent Celier <celier@adacore.com>
* gnatcmd.adb (GNATCmd): Do not issue -d= switch to gnatmetric when
object directory of main project does not exist.
On VMS, correctly set then environment variable for the source
directories.
From-SVN: r130841
2007-12-06 Robert Dewar <dewar@adacore.com>
Ed Schonberg <schonberg@adacore.com>
* gnat1drv.adb (Gnat1drv): Properly set new flag Opt.Real_VMS_Target
* layout.adb (Resolve_Attribute, case 'Access): If designated type of
context is a limited view, use non-limited view when available. If the
non-limited view is an unconstrained array, this enforces consistency
requirements in 3.10.2 (27).
(Layout_Type): For an access type whose designated type is a limited
view, examine its declaration to determine if it is an unconstrained
array, and size the access type accordingly.
(Layout_Type): Do not force 32-bits for convention c subprogram
pointers in -gnatdm mode, only if real vms target.
* sem_attr.adb (Analyze_Access_Attribute): Use new flag
Has_Pragma_Inline_Always instead of obsolete function Is_Always_Inlined
(Analyze_Access_Attribute,Attribute_Address): Remove checks for
violations of the No_Implicit_Dynamic_Code restriction.
(Resolve_Attribute, case 'Access): If designated type of context is a
limited view, use non-limited view when available. If the non-limited
view is an unconstrained array, this enforces consistency requirements
in 3.10.2 (27).
(Layout_Type): For an access type whose designated type is a limited
view, examine its declaration to determine if it is an unconstrained
array, and size the access type accordingly.
From-SVN: r130840
2007-12-06 Emmanuel Briot <briot@adacore.com>
* g-calend.ads (No_Time): New constant, to represent an uninitialized
time value
* g-catiio.ads, g-catiio.adb (Value): Added support for more date
formats.
(Month_Name_To_Number): New subprogram
* g-dirope.adb (Get_Current_Dir): On windows, normalize the drive
letter to upper-case.
From-SVN: r130839
2007-12-06 Robert Dewar <dewar@adacore.com>
Ed Schonberg <schonberg@adacore.com>
* exp_prag.adb (Expand_Pragma_Assert): Recognize new warning flag for
assert fail
* ug_words: Add entries for -gnatw.a -gnatw.A
* sem_res.adb (Set_String_Literal_Subtype): If the context of the
literal is a subtype with non-static constraints, use the base type of
the context as the base of the string subtype, to prevent type
mismatches in gigi.
(Resolve_Actuals): If the actual is an entity name, generate a
reference before the actual is resolved and expanded, to prevent
spurious warnings on formals of enclosing protected operations.
(Analyze_Overloaded_Selected_Component): If type of prefix if
class-wide, use visible components of base type.
(Resolve_Selected_Component): Ditto.
(Resolve_Short_Circuit): Detect case of pragma Assert argument
evaluating to False, and issue warning message.
* usage.adb: Add lines for -gnatw.a and -gnatw.A
From-SVN: r130838
2007-12-06 Javier Miranda <miranda@adacore.com>
* exp_intr.adb (Expand_Dispatching_Constructor_Call): Add missing
support for generic dispatching constructor calls in which we need to
locate the tag of a secondary dispatch table associated with an
interface type to properly dispatch the call.
(Expand_N_Attribute_Reference [case Address],
Expand_Dispatching_Constructor_Call, Expand_Unc_Deallocation): Fix
handling of VM targets.
From-SVN: r130837
2007-12-06 Pascal Obry <obry@adacore.com>
* expect.c (__gnat_kill) [WIN32]: Implement the SIGINT signal on
Windows. This signal is used by gnatmake to kill child processes for
example.
From-SVN: r130836
2007-12-06 Hristian Kirtchev <kirtchev@adacore.com>
Javier Miranda <miranda@adacore.com>
* exp_disp.ads, exp_disp.adb (Default_Prim_Op_Position): Primitive
_Disp_Requeue occupies dispatch table slot number 15. Move
_Disp_Timed_Select to slot 16.
(Make_Disp_Requeue_Body, Make_Disp_Requeue_Spec): New routines which
generate the spec and body of _Disp_Reqeueue.
(Make_DT): Build and initialize the second dispatch table.
Handle initialization of RC_Offset when the parent
is a private type with variable size components.
(Make_Secondary_DT): Complete documentation. Add support to
initialize the second dispatch table.
(Make_Tags): Generate the tag of the second dispatch table.
(Register_Primitive): Add support to register primitives in the
second dispatch table.
From-SVN: r130835
2007-12-06 Hristian Kirtchev <kirtchev@adacore.com>
Ed Schonberg <schonberg@adacore.com>
* exp_ch9.adb (Expand_N_Asynchronous_Select,
Expand_N_Conditional_Entry_Call, Expand_N_Timed_Entry_Call): Code and
comment reformatting.
(Set_Privals): Inherit aliased flag from formal. From code reading.
(Build_Simple_Entry_Call): Out parameters of an access type are passed
by copy and initialized from the actual. This includes entry parameters.
(Expand_N_Requeue_Statement): Reimplement in order to handle both Ada 95
and Ada 2005 models of requeue.
(Null_Statements): Still connsider do-end block null if it contains
Unreferenced and Warnings pragmas.
(Expand_N_Accept_Statement): Do not optimize away null do end if
dispatching policy is other than defaulted.
(Expand_N_Timed_Entry_Call): When the triggering statement is a
dispatching call, manually analyze the delay statement.
(Find_Parameter_Type): Move subprogram to Sem_Util.
From-SVN: r130834
2007-12-06 Gary Dismukes <dismukes@adacore.com>
* exp_ch8.ads, exp_ch8.adb (Expand_N_Subprogram_Renaming_Declaration):
In the case where the renamed subprogram is a dereference, call
Force_Evaluation on the prefix.
From-SVN: r130833
2007-12-06 Javier Miranda <miranda@adacore.com>
Ed Schonberg <schonberg@adacore.com>
* exp_ch7.adb (Expand_N_Package_Body): Replace occurrence of attribute
Is_Complation_Unit by Is_Library_Level_Entity in the code
that decides if the static dispatch tables need to be built.
(Wrap_Transient_Declaration): Do not generate a finalization call if
this is a renaming declaration and the renamed object is a component
of a controlled type.
From-SVN: r130832
* exp_ch4.adb (Expand_N_Attribute_Reference, Displace_Allocator_Pointer,
Expand_Allocator_Expression): Take into account VM_Target
* exp_ch5.adb (Expand_N_Extended_Return_Statement): Do not use
secondary stack when VM_Target /= No_VM
From-SVN: r130831
2007-12-06 Hristian Kirtchev <kirtchev@adacore.com>
* exp_ch3.adb (Predefined_Primitive_Bodies): Generate the body of
predefined primitive _Disp_Requeue.
(Make_Predefined_Primitive_Specs): Create the spec for predefined
primitive _Disp_Requeue.
(Make_Predefined_Primitive_Specs/Predefined_Primitive_Bodies): Set the
type of formal Renamed_Eq to Entity_Id (instead of Node_Id).
(Make_Predefined_Primitive_Specs): Spec of "=" needed if the parent is
an interface type. In case of limited interfaces we now declare all the
predefined primitives associated with synchronized interfaces as
abstract.
(Predef_Spec_Or_Body): For interface types generate abstract subprogram
declarations.
(Predefined_Primitive_Bodies): Add body of "=" if the parent of the
tagged type is an interface type and there is no user-defined equality
function.
Add also bodies of predefined primitives associated with synchronized
interfaces.
(Freeze_Record_Type): Do not build bodies of predefined primitives of
interface types because they are now defined abstract.
Add missing documentation.
(Expand_Record_Controller): Update occurrence of Related_Interface
to Related_Type.
(Build_Offset_To_Top_Functions): Do nothing in case of VM.
(Expand_N_Object_Declaration): Take into account VM_Target when handling
class wide interface object declaration.
(Expand_Previous_Access_Type): Do not create a duplicate master entity
if the access type already has one.
(Expand_N_Object_Declaration): Defend against attempt to validity check
generic types. Noticed for -gnatVcf specified with previous errors.
From-SVN: r130830
2007-12-06 Ed Schonberg <schonberg@adacore.com>
* exp_aggr.adb (Build_Record_Aggr_Code): If there is an aggregate for a
limited ancestor part, initialize controllers of enclosing record
before expanding ancestor aggregate.
(Gen_Assign): If a component of the aggregate is box-initialized, add
code to call Initialize if the component is controlled, and explicit
assignment of null if the component is an access type.
Handle properly aggregates for limited types that appear in object
declarations when the aggregate contains controlled values such as
protected types.
When expanding limited aggregates into individual components, do not
call Adjust on controlled components that are limited.
From-SVN: r130828
2007-12-06 Vincent Celier <celier@adacore.com>
* errout.adb (Output_Source_Line): Do not keep a trailing space after
the source line number if the source line is empty.
From-SVN: r130826
2007-12-06 Hristian Kirtchev <kirtchev@adacore.com>
* einfo.ads, einfo.adb: Flag 232 is now Implemented_By_Entry.
(Implemented_By_Entry, Set_Implemented_By_Entry): New routines.
(Write_Entry_Flags): Add an entry for Implemented_By_Entry.
(Renamed_In_Spec): New flag
(Has_Pragma_Inline_Always): New flag
Add missing doc for pragma Obsolescent_Warning
Add missing doc for 17 additional unused flags (230-247)
(Is_Derived_Type): Remove condition "not Is_Generic_Type".
Alphabetize with clauses.
Separate Is_Thunk and Has_Thunks flags
(Write_Entity_Flags): Add forgotten entry for Has_Thunks
(Related_Interface): Renamed to Related_Type.
(Has_Thunks/Set_Has_Thunks): Subprograms of new attribute.
(Set_Is_Flag): Restrict the assertion.
From-SVN: r130825
2007-12-06 Bob Duff <duff@adacore.com>
* clean.adb (Usage): Add line for -aP
(Check_Version_And_Help): Change Check_Version_And_Help to be generic,
with a parameter "procedure Usage", instead of passing a pointer to a
procedure. This is to eliminate trampolines (since the Usage procedure
is often nested in a main procedure, and it would be inconvenient to
unnest it).
* g-comlin.adb (For_Each_Simple_Switch): Change For_Each_Simple_Switch
to be generic, with a parameter "procedure Callback (...)", instead of
passing a pointer to a procedure. This is to eliminate trampolines
(since the Callback procedure is usually nested).
* gnatfind.adb, switch.adb, switch.ads, gnatlink.adb, gnatls.adb,
gnatname.adb, gnatxref.adb, gnatchop.adb, gprep.adb, gnatbind.adb
(Check_Version_And_Help): Change Check_Version_And_Help to be generic.
* g-pehage.adb (Compute_Edges_And_Vertices, Build_Identical_Key_Sets):
Use the generic Heap_Sort_G instead of Heap_Sort_A.
From-SVN: r130824
2007-12-06 Vincent Celier <celier@adacore.com>
* opt.ads: Indicate what flags are used by the Project Manager,
gprbuild and gprclean.
(Opt.Follow_Links_For_Dirs): New flag
(Warn_On_Assertion_Failure): New flag
(Wide_Character_Encoding_Method_Specified): New flag
(Suppress_All_Inlining): New switch set by -fno-inline
(Real_VMS_Target): New flag
New pragma Fast_Math
From-SVN: r130821
2007-12-06 Robert Dewar <dewar@adacore.com>
* atree.adb (Flag231..Flag247): New functions
(Set_Flag231..Set_Flag247): New procedures
(Basic_Set_Convention): Rename Set_Convention to be
Basic_Set_Convention
(Nkind_In): New functions
Remove Atree.Delete_Tree/Delete_Node and Nlist.Delete_List
* exp_ch6.adb (Expand_Call): Use new flag Has_Pragma_Inline_Always
instead
of obsolete function Is_Always_Inlined
(Register_Predefined_DT_Entry): Initialize slots of the second
secondary dispatch table.
Remove Atree.Delete_Tree/Delete_Node and Nlist.Delete_List
(Expand_N_Function_Call): Remove special provision for stack checking.
* exp_util.ads, exp_util.adb (Is_Predefined_Dispatching_Operation):
Include _Disp_Requeue in the list of predefined operations.
(Find_Interface_ADT): Modified to fulfill the new specification.
Remove Atree.Delete_Tree/Delete_Node and Nlist.Delete_List
* par-ch4.adb, nlists.ads, nlists.adb:
Remove Atree.Delete_Tree/Delete_Node and Nlist.Delete_List
* sinfo.ads, sinfo.adb: (Nkind_In): New functions
Fix location of flag for unrecognized pragma message
* sem_ch7.adb: Use Nkind_In
From-SVN: r130820
* a-tifiio.adb
(Put_Int64): Use Put_Digit to advance Pos. This fixes a case where
the second or later Scaled_Divide would omit leading zeroes,
resulting in too few digits produced and a Layout_Error as result.
(Put): Initialize Pos.
From-SVN: r130819
2007-12-06 Robert Dewar <dewar@adacore.com>
Ed Schonberg <schonberg@adacore.com>
* a-ngcoty.adb: New pragma Fast_Math
* opt.adb: New pragma Fast_Math
* par-prag.adb:
Add Implemented_By_Entry to the list of pragmas which do not require any
special processing.
(Favor_Top_Level): New pragma.
New pragma Fast_Math
* exp_attr.adb: Move Wide_[Wide_]Image routines to Exp_Imgv
(Expand_N_Attribute_Reference, Displace_Allocator_Pointer,
Expand_Allocator_Expression): Take into account VM_Target
(Expand_Attribute, case 'Identity): Handle properly the case where
the prefix is a task interface.
New pragma Fast_Math
* par.adb (Next_Token_Is): New function
(P_Pragma): Add Skipping parameter
(U_Left_Paren): New procedure
(U_Right_Paren): New procedure
New pragma Fast_Math
* par-ch10.adb (P_Subunit): Unconditional msg for missing ) after
subunit
New pragma Fast_Math
* sem_prag.adb: Add significance value to table Sig_Flag for pragma
Implemented_By_Entry.
(Analyze_Pragma): Add case for Ada 2005 pragma Implemented_By_Entry.
(Set_Inline_Flags): Do not try to link pragma Inline onto chain of rep
items, since it can apply to more than one overloadable entity. Set
new flag Has_Pragma_Inline_Always for Inline_Always case.
(Analyze_Pragma, case Complex_Representation): Improve error message.
(Analyze_Pragma, case Assert): When assertions are disabled build the
rewritten code with Sloc of expression rather than pragma, so new
warning about failing is not deleted.
(Analyze_Pragma): Allow pragma Preelaborable_Initialization to apply to
protected types and update error message to reflect that. Test whether
the protected type is allowed for the pragma (an error is issued if the
type has any entries, or components that do not have preelaborable
initialization).
New pragma Fast_Math
(Analyze_Pragma, case No_Return): Handle generic instance
* snames.h, snames.ads, snames.adb:
Add new predefined name for interface primitive _Disp_Requeue.
New pragma Fast_Math
* a-tags.ads, a-tags.adb: New calling sequence for
String_To_Wide_[Wide_]String
(Secondary_Tag): New subprogram.
* exp_imgv.ads, exp_imgv.adb: Move Wide_[Wide_]Image routines here
from Exp_Attr
New calling sequence for String_To_Wide_[Wide_]String
(Expand_Image_Attribute): Major rewrite. New calling sequence avoids
the use of the secondary stack for image routines.
* a-except-2005.adb, s-wchstw.ads, s-wchstw.adb, s-wwdenu.adb: New
calling sequence for String_To_Wide_[Wide_]String
* par-ch3.adb (P_Declarative_Items): Recognize use of Overriding in
Ada 95 mode
(P_Unknown_Discriminant_Part_Opt): Handle missing parens gracefully
Remove Atree.Delete_Tree/Delete_Node and Nlist.Delete_List
* par-ch6.adb (P_Subprogram): Recognize use of Overriding in Ada 95 mode
(P_Formal_Part): Use Skipping parameter in P_Pragma call
to improve error recovery
* par-util.adb (Next_Token_Is): New function
(Signal_Bad_Attribute): Use new Namet.Is_Bad_Spelling_Of function
* par-ch2.adb (Skip_Pragma_Semicolon): Do not resynchronize to
semicolon if missing
(P_Pragma): Implement new Skipping parameter
Remove Atree.Delete_Tree/Delete_Node and Nlist.Delete_List
Fix location of flag for unrecognized pragma message
* par-tchk.adb (U_Left_Paren): New procedure
(U_Right_Paren): New procedure
From-SVN: r130818
2007-12-06 Robert Dewar <dewar@adacore.com>
* a-textio.adb, a-textio.ads:
Extensive changes to private part for wide character encoding
* a-witeio.ads, a-witeio.adb, a-ztexio.ads, a-ztexio.adb
(Look_Ahead): Fix mishandling of encoded sequences
Move declaration of Wch_Con to private part (should not be visible)
* ali.adb (Scan_ALI): Set default encoding method to brackets instead of
UTF-8. Probably this is never used, but if it is, brackets is
clearly correct.
* bindgen.adb (Get_WC_Encoding): New procedure to properly handle
setting wide character encoding for no main program case and when
encoding is specified using -W?
Initialize stack limit of environment task if stack limit method of
stack checking is enabled.
(Gen_Adainit_Ada): Use Get_WC_Encoding to output encoding method
(Gen_Adainit_C): Use Get_WC_Encoding to output encoding method
(Get_Main_Unit_Name): New function.
(Gen_Adainit_Ada): Add call to main program for .NET when needed.
(Gen_Output_File): Set Bind_Main_Program to True for .NET
* bindusg.adb: Add line for -Wx switch
* s-wchcon.adb, s-wchcon.ads: (Is_Start_Of_Encoding): New function
Add comments
Add new useful constant WC_Longest_Sequences
* switch-b.adb: Clean up handling of -Wx switch
For -gnatWx, set Wide_Character_Encoding_Method_Specified
* switch-c.adb: -gnatg activates warning on assertion errors
For -gnatWx, set Wide_Character_Encoding_Method_Specified
* s-wchcon.adb: (Is_Start_Of_Encoding): New function
From-SVN: r130817
2007-12-06 Jose Ruiz <ruiz@adacore.com>
* adaint.h: (__gnat_plist_init): Not defined for RTX.
* initialize.c (__gnat_initialize): Do not call __gnat_plist_init for
RTX systems.
* Makefile.in: Add new files s-tasinf-linux.ads and s-tasinf-linux.adb.
(LIBGNAT_TARGET_PAIRS, MISCLIB, THREADSLIB,
EXTRA_GNATRTL_NONTASKING_OBJS, EXTRA_GNATRTL_TASKING_OBJS,
GNATLIB_SHARED for RTX run time): Use the versions required by RTX.
* mingw32.h:
Do not define GNAT_UNICODE_SUPPORT for RTX since it is not supported.
* sysdep.c (winflush_function for RTX): Procedure that does nothing
since we only have problems with Windows 95/98, which are not
supported by RTX.
(__gnat_ttyname): Return the empty string on Nucleus, just as
done on vxworks.
From-SVN: r130816
2007-12-06 Robert Dewar <dewar@adacore.com>
* sem_ch5.adb, s-taskin.adb, a-ciorma.adb, a-coorma.adb, a-cohama.adb,
a-cihama.adb, g-awk.adb,
s-inmaop-posix.adb: Update handling of assigned value/unreferenced
warnings
* exp_smem.adb: Update handling of assigned value/unreferenced warnings
* sem.adb: Update handling of assigned value/unreferenced warnings
* a-exexpr-gcc.adb: Add a pragma warnings off for boolean return
* lib-xref.ads: Improve documentation for k xref type
* lib-xref.adb:
Update handling of assigned value/unreferenced warnings
(Generate_Reference): Warning for reference to entity for which a
pragma Unreferenced has been given should be unconditional.
If the entity is a discriminal, mark the original
discriminant as referenced.
* sem_warn.ads, sem_warn.adb
(Check_One_Unit): Test Renamed_In_Spec to control giving warning for
no entities referenced in package
(Check_One_Unit): Don't give message about no entities referenced in
a package if a pragma Unreferenced has appeared.
Handle new warning flag -gnatw.a/-gnatw.A
Update handling of assigned value/unreferenced warnings
* atree.h: Add flags up to Flag247
(Flag231): New macro.
From-SVN: r130815
2007-12-06 Eric Botcazou <ebotcazou@adacore.com>
Bob Duff <duff@adacore.com>
Tristan Gingold <gingold@adacore.com>
* system-linux-ia64.ads, system-freebsd-x86.ads, system-lynxos-ppc.ads,
system-lynxos-x86.ads, system-linux-x86_64.ads, system-tru64.ads,
system-aix.ads, system-vxworks-sparcv9.ads, system-solaris-x86.ads,
system-irix-o32.ads, system-irix-n32.ads, system-hpux.ads,
system-vxworks-m68k.ads, system-linux-x86.ads, system-vxworks-mips.ads,
system-solaris-sparc.ads, system-solaris-sparcv9.ads, system-vms.ads,
system-mingw.ads, system-vms-zcx.ads, system-vxworks-ppc.ads,
system-vxworks-arm.ads, system-darwin-x86.ads, system.ads,
system-vms_64.ads, system-darwin-ppc.ads, system-vxworks-x86.ads,
system-linux-ppc.ads, system-linux-hppa.ads, system-hpux-ia64.ads,
system-vms-ia64.ads (Stack_Check_Limits): New target parameter.
(Always_Compatible_Rep): New flag to control trampolines globally.
(Dynamic_Trampolines_Used): New flag for implementing the
No_Implicit_Dynamic_Code restriction more correctly (not yet used,
and not yet set correctly for some targets).
* s-taprop-vxworks.adb: Use stack limit method of stack checking.
Simply indirectly call s-stchop when a task is created.
* ali.ads:
New flag added: Stack_Check_Switch_Set which is set when '-fstack-check'
appears as an argument (entries A) in an ALI file.
* fe.h (Stack_Check_Limits): Declare new target parameter.
(Check_Implicit_Dynamic_Code_Allowed): New procedure.
* init.c: Declare __gnat_set_stack_limit_hook for VxWorks kernel RTS.
This variable is declared in C to be sure not subject to elaboration
code.
(__gnat_map_signal, VxWorks): In kernel mode, map SIGILL to
Storage_Error.
* targparm.ads, targparm.adb (Stack_Check_Limits): New parameter.
(Always_Compatible_Rep, Dynamic_Trampolines_Used): New parameters.
* s-stchop.ads: Add comments.
* s-stchop-vxworks.adb: Package almost fully rewritten to use stack
limit method of stack checking.
* s-stchop-limit.ads: New file.
From-SVN: r130814
2007-12-06 Robert Dewar <dewar@adacore.com>
* s-osinte-lynxos-3.ads, s-osinte-hpux.ads, s-osinte-solaris-posix.ads,
s-osinte-freebsd.ads, s-osinte-lynxos.ads, s-osinte-tru64.ads,
s-osinte-mingw.ads, s-osinte-aix.ads, s-osinte-hpux-dce.ads,
s-osinte-irix.ads, s-osinte-solaris.ads, s-intman-vms.adb,
s-osinte-vms.ads, s-osinte-vxworks6.ads, s-osinte-vxworks.ads,
s-auxdec.ads, s-auxdec-vms_64.ads, s-osinte-darwin.ads,
s-taprop-vms.adb, s-interr-sigaction.adb, s-osinte-linux-hppa.ads,
i-vxwork-x86.ads, s-tpopde-vms.ads: Add missing pragma Convention C
for subprogram pointers.
* g-ctrl_c.adb: New file.
* g-ctrl_c.ads (Install_Handler): New body.
* freeze.adb (Freeze_Subprogram): Use new flag Has_Pragma_Inline_Always
instead of obsolete function Is_Always_Inlined.
(Freeze_Entity): check for tagged type in imported C subprogram
(Freeze_Entity): check for 8-bit boolean in imported C subprogram
(Freeze_Entity): check for convention Ada subprogram pointer in
imported C subprogram.
(Freeze_Fixed_Point_Type): In the case of a base type where the low
bound would be chopped off and go from negative to zero, force
Loval_Excl_EP to be the same as Loval_Incl_EP (the included lower
bound) so that the size computation for the base type will take
negative values into account.
From-SVN: r130813
2007-12-06 Pascal Obry <obry@adacore.com>
* adaint.c (__gnat_pthread_setaffinity_np): New routine. A dummy
version is provided for older GNU/Linux distribution not
supporting thread affinity sets.
* s-osinte-linux.ads (SC_NPROCESSORS_ONLN): New constant for sysconf
call.
(bit_field): New packed boolean type used by cpu_set_t.
(cpu_set_t): New type corresponding to the C type with
the same name. Note that on the Ada side we use a bit
field array for the affinity mask. There is not need
for the C macro for setting individual bit.
(pthread_setaffinity_np): New imported routine.
* s-taprop-linux.adb (Enter_Task): Check that the CPU affinity mask is
no null.
(Create_Task): Set the processor affinity mask if information
is present.
* s-tasinf-linux.ads, s-tasinf-linux.adb: New files.
From-SVN: r130812
