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gcc/ada/ChangeLog
2007-08-14 Thomas Quinot <quinot@adacore.com>
* g-soccon-interix.ads, a-excpol-interix.adb, a-intnam-interix.ads,
s-osinte-interix.ads, system-interix.ads: Removed.
2007-08-14 Hristian Kirtchev <kirtchev@adacore.com>
* a-calend-vms.adb, a-calend.adb ("+", "-", Add, Subtract): Remove
calls to Check_Within_Time_Bounds.
("+", "-", Add, Subtract): Remove calls to Check_Within_Time_Bounds.
(Difference): Account for possible rounding of the resulting difference
2007-08-14 Robert Dewar <dewar@adacore.com>
* uintp.adb, a-ztedit.adb, s-wchcon.adb, xnmake.adb, s-wchcon.adb,
par-ch5.adb, par-ch10.adb, get_targ.adb, a-wtedit.adb, a-teioed.adb,
s-osinte-solaris.adb, s-osinte-solaris.ads,
s-osinte-freebsd.ads, s-osinte-freebsd.adb: Minor reformatting.
* styleg.adb, styleg.ads, stylesw.adb, stylesw.ads: implement style
switch -gnatyS. Enable -gnatyS in GNAT style check mode
2007-08-14 Robert Dewar <dewar@adacore.com>
Ed Schonberg <schonberg@adacore.com>
* inline.adb, types.ads, inline.ads, frontend.adb, alloc.ads:
Suppress unmodified in-out parameter warning in some cases
This patch is a also fairly significant change to the way suppressible
checks are handled.
* checks.ads, checks.adb (Install_Null_Excluding_Check): No check
needed for access to concurrent record types generated by the expander.
(Generate_Range_Check): When generating a temporary to capture the
value of a conversion that requires a range check, set the type of the
temporary before rewriting the node, so that the type is always
properly placed for back-end use.
(Apply_Float_Conversion_Check): Handle case where the conversion is
truncating.
(Get_Discriminal): Code reformatting. Climb the scope stack looking
for a protected type in order to examine its discriminants.
2007-08-14 Robert Dewar <dewar@adacore.com>
Gary Dismukes <dismukes@adacore.com>
Ed Schonberg <schonberg@adacore.com>
Thomas Quinot <quinot@adacore.com>
* a-stzsup.adb, nlists.adb, lib-util.adb, treepr.adb,
a-stwisu.adb, a-strsup.adb: Fix warnings for range
tests optimized out.
* exp_ch4.adb (Expand_N_In): Add warnings for range tests optimized out.
(Get_Allocator_Final_List): For the case of an anonymous access type
that has a specified Associated_Final_Chain, do not go up to the
enclosing scope.
(Expand_N_Type_Conversion): Test for the case of renamings of access
parameters when deciding whether to apply a run-time accessibility
check.
(Convert_Aggr_In_Allocator): Use Insert_Actions to place expanded
aggregate code before allocator, and ahead of declaration for
temporary, to prevent access before elaboration when the allocator is
an actual for an access parameter.
(Expand_N_Type_Conversion): On an access type conversion involving an
access parameter, do not apply an accessibility check when the
operand's original node was an attribute other than 'Access. We now
create access conversions for the expansion of 'Unchecked_Access and
'Unrestricted_Access in certain cases and clearly accessibility should
not be checked for those.
* exp_ch6.ads, exp_ch6.adb (Add_Call_By_Copy_Code): For an actual that
includes a type conversion of a packed component that has been expanded,
recover the original expression for the object, and use this expression
in the post-call assignment statement, so that the assignment is made
to the object and not to a back-end temporary.
(Freeze_Subprogram): In case of primitives of tagged types not defined
at the library level force generation of code to register the primitive
in the dispatch table. In addition some code reorganization has been
done to leave the implementation clear.
(Expand_Call): When expanding an inherited implicit conversion,
preserve the type of the inherited function after the intrinsic
operation has been expanded.
* exp_ch2.ads, exp_ch2.adb
(Expand_Entry_Parameter.In_Assignment_Context): An implicit dereference
of an entry formal appearing in an assignment statement does not assign
to the formal.
(Expand_Current_Value): Instead of calling a routine to determine
whether the prefix of an attribute reference should be optimized or
not, prevent the optimization of such prefixes all together.
* lib-xref.adb (Generate_Reference.Is_On_LHS): An indexed or selected
component whose prefix is known to be of an access type is an implicit
dereference and does not assign to the prefix.
2007-08-14 Ed Schonberg <schonberg@adacore.com>
Robert Dewar <dewar@adacore.com>
* atree.ads, atree.adb (New_Copy_Tree): If hash table is being used and
itype is visited, make an entry into table to link associated node and
new itype.
Add comments and correct harmless error in Build_NCT_Hash_Tables
(Array_Aggr_Subtype): Associate each itype created for an index type to
the corresponding range construct, and not to the aggregate itself. to
maintain a one-to-one correspondence between itype and its associated
node, to prevent errors when complex expression is copied.
Fix mishandling of multiple levels of parens
* sem_aggr.adb: Create a limited view of an incomplete type, to make
treatment of limited views uniform for all visible declarations in a
limited_withed package.
(New_Copy_Tree): If hash table is being used and itype is visited,
make an entry into table to link associated node and new itype.
(Resolve_Record_Aggregate): Do not add an others box association for a
discriminated record component that has only discriminants, when there
is a box association for the component itself.
* par-ch4.adb: Fix mishandling of multiple levels of parens
2007-08-14 Robert Dewar <dewar@adacore.com>
* comperr.adb: Fix problem with suppressing warning messages from gigi
* erroutc.ads, erroutc.adb, errout.ads,
errout.adb (Write_Eol): Remove trailing spaces before writing the line
(Write_Eol_Keep_Blanks): New procedure to write a line, including
possible trailing spaces.
(Output_Source_Line): Call Write_Eol_Keep_Blanks to output a source line
Fix problem with suppressing warning messages from back end
Improve handling of deleted warnings
* gnat1drv.adb:
Fix problem with suppressing warning messages from back end
Handle setting of Static_Dispatch_Tables flag.
* prepcomp.adb:
Fix problem with suppressing warning messages from back end
* exp_intr.adb: Improve handling of deleted warnings
2007-08-14 Robert Dewar <dewar@adacore.com>
* debug.adb: Improve -gnatdI to cover all cases of serialization
Add documentation of dZ, d.t
* sprint.ads, sprint.adb: Improve -gnatdI to cover all cases of
serialization.
(Sprint_Node_Actual): Generate new output associated with implicit
importation and implicit exportation of object declarations.
2007-08-14 Ed Schonberg <schonberg@adacore.com>
Robert Dewar <dewar@adacore.com>
Javier Miranda <miranda@adacore.com>
Gary Dismukes <dismukes@adacore.com>
* einfo.ads, einfo.adb: Create a limited view of an incomplete type,
to make treatment of limited views uniform for all visible declarations
in a limited_withed package.
Improve warnings for in out parameters
(Set_Related_Interaface/Related_Interface): Allow the use of this
attribute with constants.
(Write_Field26_Name): Handle attribute Related_Interface in constants.
Warn on duplicate pragma Preelaborable_Initialialization
* sem_ch6.ads, sem_ch6.adb (Analyze_Subprogram_Body): Force the
generation of a freezing node to ensure proper management of null
excluding access types in the backend.
(Create_Extra_Formals): Test base type of the formal when checking for
the need to add an extra accessibility-level formal. Pass the entity E
on all calls to Add_Extra_Formal (rather than Scope (Formal) as was
originally being done in a couple of cases), to ensure that the
Extra_Formals list gets set on the entity E when the first entity is
added.
(Conforming_Types): Add missing calls to Base_Type to the code that
handles anonymous access types. This is required to handle the
general case because Process_Formals builds internal subtype entities
to handle null-excluding access types.
(Make_Controlling_Function_Wrappers): Create wrappers for constructor
functions that need it, even when not marked Requires_Overriding.
Improve warnings for in out parameters
(Analyze_Function_Return): Warn for disallowed null return
Warn on return from procedure with unset out parameter
Ensure consistent use of # in error messages
(Check_Overriding_Indicator): Add in parameter Is_Primitive.
(Analyze_Function_Return): Move call to Apply_Constraint_Check before
the implicit conversion of the expression done for anonymous access
types. This is required to generate the code of the null excluding
check (if required).
* sem_warn.ads, sem_warn.adb (Check_References.Publicly_Referenceable):
A formal parameter is never publicly referenceable outside of its body.
(Check_References): For an unreferenced formal parameter in an accept
statement, use the same warning circuitry as for subprogram formal
parameters.
(Warn_On_Unreferenced_Entity): New subprogram, taken from
Output_Unreferenced_Messages, containing the part of that routine that
is now reused for entry formals as described above.
(Goto_Spec_Entity): New function
(Check_References): Do not give IN OUT warning for dispatching operation
Improve warnings for in out parameters
(Test_Ref): Check that the entity is not undefinite before calling
Scope_Within, in order to avoid infinite loops.
Warn on return from procedure with unset out parameter
Improved warnings for unused variables
2007-08-14 Robert Dewar <dewar@adacore.com>
Javier Miranda <miranda@adacore.com>
Gary Dismukes <dismukes@adacore.com>
* exp_attr.adb (Expand_N_Attribute_Reference): Handle case of child unit
(Expand_N_Attribute_Reference): Further unify the handling of the
three forms of access attributes, using common code now for all three
cases. Add a test for the case of applying an access attribute to
an explicit dereference when the context is an access-to-interface
type. In that case we need to apply the conversion to the prefix
of the explicit dereference rather than the prefix of the attribute.
(Attribute_Version, UET_Address): Set entity as internal to ensure
proper dg output of implicit importation.
(Expand_Access_To_Type): Removed.
(Expand_N_Attribute_Reference): Merge the code from the three cases
of access attributes, since the processing is largely identical for
these cases. The substantive fix here is to process the case of a
type name prefix (current instance case) before handling the case
of interface prefixes.
2007-08-14 Thomas Quinot <quinot@adacore.com>
Ed Schonberg <schonberg@adacore.com>
Javier Miranda <miranda@adacore.com>
Robert Dewar <dewar@adacore.com>
* exp_ch3.ads, exp_ch3.adb (Add_Final_Chain): New subprogram.
(Freeze_Array_Type, Freeze_Record_Type): For the case of a component
type that is an anonymous access to controlled object, establish
an associated finalization chain to avoid corrupting the global
finalization list when a dynamically allocated object designated
by such a component is deallocated.
(Make_Controlling_Function_Wrappers): Create wrappers for constructor
functions that need it, even when not marked Requires_Overriding.
(Initialize_Tag): Replace call to has_discriminants by call to
Is_Variable_Size_Record in the circuitry that handles the
initialization of secondary tags.
(Is_Variable_Size_Record): New implementation.
(Expand_N_Object_Declaration): Suppress call to init proc if there is a
Suppress_Initialization pragma for a derived type.
(Is_Variable_Size_Record): New subprogram.
(Build_Offset_To_Top_Functions): New implementation that simplifies the
initial version of this routine and also fixes problems causing
incomplete initialization of the table of interfaces.
(Build_Init_Procedure): Improve the generation of code to initialize the
the tag components of secondary dispatch tables.
(Init_Secondary_Tags): New implementation that simplifies the previous
version of this routine.
(Make_DT): Add parameter to indicate when type has been frozen by an
object declaration, for diagnostic purposes.
(Check_Premature_Freezing): New subsidiary procedure of Make_DT, to
diagnose attemps to freeze a subprogram when some untagged type of its
profile is a private type whose full view has not been analyzed yet.
(Freeze_Array_Type): Generate init proc for packed array if either
Initialize or Normalize_Scalars is set.
(Make_Controlling_Function_Wrappers, Make_Null_Procedure_Specs): when
constructing the new profile, copy the null_exclusion indicator for each
parameter, to ensure full conformance of the new body with the spec.
* sem_type.ads, sem_type.adb (Make_Controlling_Function_Wrappers):
Create wrappers for constructor functions that need it, even when not
marked Requires_Overriding.
(Covers): Handle properly designated types of anonymous access types,
whose non-limited views are themselves incomplete types.
(Add_Entry): Use an entity to store the abstract operation which hides
an interpretation.
(Binary_Op_May_Be_Hidden): Rename to Binary_Op_Interp_Has_Abstract_Op.
(Collect_Interps): Use Empty as an actual for Abstract_Op in the
initialization aggregate.
(Function_Interp_May_Be_Hidden): Rename to
Function_Interp_Has_Abstract_Op.
(Has_Compatible_Type): Remove machinery that skips interpretations if
they are labeled as potentially hidden by an abstract operator.
(Has_Hidden_Interp): Rename to Has_Abstract_Op.
(Set_May_Be_Hidden): Rename to Set_Abstract_Op.
(Write_Overloads): Output the abstract operator if present.
(Add_Entry): Before inserting a new entry into the interpretation table
for a node, determine whether the entry will be disabled by an abstract
operator.
(Binary_Op_Interp_May_Be_Hidden): New routine.
(Collect_Interps): Add value for flag May_Be_Hidden in initialization
aggregate.
(Function_Interp_May_Be_Hidden): New routine.
(Has_Compatible_Type): Do not consider interpretations hidden by
abstract operators when trying to determine whether two types are
compatible.
(Has_Hidden_Interp): New routine.
(Set_May_Be_Hidden_Interp): New routine.
(Write_Overloads): Write the status of flag May_Be_Hidden.
2007-08-14 Ed Schonberg <schonberg@adacore.com>
Javier Miranda <miranda@adacore.com>
* exp_disp.ads, exp_disp.adb (Build_Dispatch_Tables): Handle tagged
types declared in the declarative part of a nested package body or in
the proper body of a stub.
(Set_All_DT_Position): Add missing check to avoid wrong assignation
of the same dispatch table slot to renamed primitives.
(Make_Select_Specific_Data_Table): Handle private types.
(Tagged_Kind): Handle private types.
(Make_Tags, Make_DT): Set tag entity as internal to ensure proper dg
output of implicit importation and exportation.
(Expand_Interface_Thunk): Fix bug in the expansion assuming that the
first formal of the thunk is always associated with the controlling
type. In addition perform the following code cleanup: remove formal
Thunk_Alias which is no longer required, cleanup evaluation of the
the controlling type, and update the documentation.
Replace occurrence of Default_Prim_Op_Count by
Max_Predef_Prims. Addition of compile-time check to verify
that the value of Max_Predef_Prims is correct.
(Check_Premature_Freezing): Apply check in Ada95 mode as well.
(Make_DT): Add parameter to indicate when type has been frozen by an
object declaration, for diagnostic purposes.
(Build_Static_Dispatch_Tables): New subprogram that takes care of the
construction of statically allocated dispatch tables.
(Make_DT): In case of library-level tagged types export the declaration
of the primary tag. Remove generation of tags (now done by Make_Tags).
Additional modifications to handle non-static generation of dispatch
tables. Take care of building tables for asynchronous interface types
(Make_Tags): New subprogram that generates the entities associated with
the primary and secondary tags of Typ and fills the contents of Access_
Disp_Table. In case of library-level tagged types imports the forward
declaration of the primary tag that will be declared later by Make_DT.
(Expand_Interface_Conversion): In case of access types to interfaces
replace an itype declaration by an explicit type declaration to avoid
problems associated with the scope of such itype in transient blocks.
2007-08-14 Robert Dewar <dewar@adacore.com>
Ed Schonberg <schonberg@adacore.com>
Javier Miranda <miranda@adacore.com>
* exp_util.ads, exp_util.adb:
This patch replaces a number of occurrences of explicit tests for N_Null
with calls to Known_Null. This improves tracking of null values, since
Known_Null also catches null constants, and variables currently known to
be null, so we get better tracking.
(Ensure_Defined): create an itype reference only in the scope of the
itype.
(Side_Effect_Free): A selected component of an access type that
denotes a component with a rep clause must be treated as not
side-effect free, because if it is part of a linked structure its
value may be affected by a renaming.
(Expand_Subtype_From_Expr): For limited objects initialized with build
in place function calls, do nothing; otherwise we prematurely introduce
an N_Reference node in the expression initializing the object, which
breaks the circuitry that detects and adds the additional arguments to
the called function. Bug found working in the new patch for statically
allocated dispatch tables.
(Is_Library_Level_Tagged_Type): New subprogram.
(Remove_Side_Effects): If the expression of an elementary type is an
operator treat as a function call.
(Make_Literal_Range): If the index type of the array is not integer, use
attributes properly to compute the constraint on the resulting aggregate
which is a string.
* freeze.ads, freeze.adb (Freeze_Entity): If the entity is a
class-wide type whose base type is an incomplete private type, leave
class-wide type unfrozen so that freeze nodes can be generated
properly at a later point.
(Freeze_Entity, array case): Handle case of pragma Pack and component
size attributre clause for same array.
2007-08-14 Vincent Celier <celier@adacore.com>
* prj.ads, prj.adb: Update Project Manager to new attribute names for
gprbuild.
Allow all valid declarations in configuration project files
(Reset): Initialize all tables and hash tables in the project tree data
Major update of the Project Manager and of the project aware tools,
including gprmake, so that the same sources in the GNAT repository
can be used by gprbuild.
(Slash_Id): Change type to be Path_Name_Type
(Slash): Return a Path_Name_Type instead of a File_Name_Type
* prj-attr.ads, prj-attr.adb: Remove attributes no longer used by
gprbuild.
Update Project Manager to new attribute names for ghprbuild
Allow all valid declarations in configuration project files
Major update of the Project Manager and of the project aware tools,
including gprmake, so that the same sources in the GNAT repository
can be used by gprbuild.
* prj-com.ads:
Major update of the Project Manager and of the project aware tools,
including gprmake, so that the same sources in the GNAT repository
can be used by gprbuild.
* prj-dect.adb (Prj.Strt.Attribute_Reference): Set correctly the case
insensitive flag for attributes with optional index.
(Prj.Dect.Parse_Attribute_Declaration): For case insensitive associative
array attribute, put the index in lower case.
Update Project Manager to new attribute names for ghprbuild
Allow all valid declarations in configuration project files
Major update of the Project Manager and of the project aware tools,
including gprmake, so that the same sources in the GNAT repository
can be used by gprbuild.
* prj-env.ads, prj-env.adb:
Major update of the Project Manager and of the project aware tools,
including gprmake, so that the same sources in the GNAT repository
can be used by gprbuild.
(Get_Reference): Change type of parameter Path to Path_Name_Type
* prj-ext.ads, prj-ext.adb (Initialize_Project_Path): Make sure, after
removing '-' from the path to start with the first character of the
next directory.
Major update of the Project Manager and of the project aware tools,
including gprmake, so that the same sources in the GNAT repository
can be used by gprbuild.
Major update of the Project Manager and of the project aware tools,
including gprmake, so that the same sources in the GNAT repository
can be used by gprbuild.
* prj-nmsc.ads, prj-nmsc.adb:
Update Project Manager to new attribute names for ghprbuild
Allow all valid declarations in configuration project files
(Search_Directories): Detect subunits that are specified with an
attribute Body in package Naming. Do not replace a source/unit in the
same project when the order of the source dirs are known. Detect
duplicate sources/units in the same project when the order of the
source dirs are not known.
(Check_Ada_Name): Allow all identifiers that are not reserved words
in Ada 95.
Major update of the Project Manager and of the project aware tools,
including gprmake, so that the same sources in the GNAT repository
can be used by gprbuild.
(Look_For_Sources): If the list of sources is empty, set the object
directory of non extending project to nil.
Change type of path name variables to be Path_Name_Type
(Locate_Directory): Make sure that on Windows '/' is converted to '\',
otherwise creating missing directories will fail.
* prj-attr-pm.adb, prj-tree.ads, prj-proc.ads, prj-proc.adb,
prj-part.ads, prj-part.adb:
Major update of the Project Manager and of the project aware tools,
including gprmake, so that the same sources in the GNAT repository
can be used by gprbuild.
* prj-strt.adb (Prj.Strt.Attribute_Reference): Set correctly the case
insensitive flag for attributes with optional index.
(Prj.Dect.Parse_Attribute_Declaration): For case insensitive associative
array attribute, put the index in lower case.
(Parse_Variable_Reference): Allow the current project name to be used in
the prefix of an attribute reference.
* prj-util.ads, prj-util.adb
(Value_Of (for arrays)): New Boolean parameter Force_Lower_Case_Index,
defaulted to False. When True, always check against indexes in lower
case.
* snames.ads, snames.h, snames.adb:
Update Project Manager to new attribute names for gprbuild
Allow all valid declarations in configuration project files
2007-08-14 Robert Dewar <dewar@adacore.com>
Ed Schonberg <schonberg@adacore.com>
* opt.ads: Warning for non-local exception propagation now off by
default
New switch -gnatI to disable representation clauses
Implement new pragma Implicit_Packing
* usage.adb:
Warning for non-local exception propagation now off by default
Add warning for unchecked conversion of pointers wi different
conventions.
New switch -gnatI to disable representation clauses
* usage.adb: new switch -gnatyS
* gnat_ugn.texi: For the gnatcheck Non_Qualified_Aggregates rule add a
note that aggregates of anonymous array types are not flagged.
-gnatwc now includes membership tests optimized away
-gnatw.x warnings are now off by default
Added conditional compilation Appendix
Add documentation of -gnatI
Add documentation for new -gnatyS style check
Update documentation about SAL and auto-init on Windows.
* gnat_rm.texi:
Add documentation for pragma Check_Name and 'Enabled attribute
Document that Eliminate on dispatching operation is ignored
Document IDE attributes VCS_Repository_Root and VCS_Patch_Root.
Document pragma Main
Document pragma Implicit_Packing
* sem_ch13.adb: Add warning for unchecked conversion of pointers wi
different conventions
New switch -gnatI to disable representation clauses
* switch-c.adb (Scan_Front_End_Switches): When a -gnat switch is not
recognized, report the invalid characters including "-gnat" instead of
just the first character in the switch.
New switch -gnatI to disable representation clauses
Set Warn_On_Object_Renames_Function true for -gnatg
* vms_data.ads: Add doc for /IGNORE_REP_CLAUSES
Add STATEMENTS_AFTER_THEN_ELSE as synonym for -gnatyS
Add qualifier /ADD_PROJECT_SEARCH_DIR= for different tools, equivalent
to switch -aP (add directory to project search dir).
* par-prag.adb: Implement new pragma Implicit_Packing
* sem_prag.adb (Analyze_Pragma, case Complex_Representation): Mark the
type as having a non-standard representation, to force expansion on
conversion to related types.
(Analyze_Pragma): Warn on misspelled pragma
(Analyze_Pragma, case Convention_Identifier): Fix checking of second arg
Ensure consistent use of # in error messages
Implement pragma Implicit_Packing
2007-08-14 Olivier Hainque <hainque@adacore.com>
Eric Botcazou <ebotcazou@adacore.com>
* targtyps.c (get_target_maximum_default_alignment): New function.
Maximum alignment
that the compiler might choose by default for a type or object.
(get_target_default_allocator_alignment): New function. Alignment known
to be honored by the target default allocator.
(get_target_maximum_allowed_alignment): New function. Maximum alignment
we might accept for any type or object on the target.
(get_target_maximum_alignment): Now synonym of maximum_default_alignment
* gigi.h (get_target_maximum_default_alignment): Declare new function.
(get_target_default_allocator_alignment): Likewise.
(get_target_maximum_allowed_alignment): Likewise.
PR ada/19037
* decl.c (gnat_to_gnu_entity) <object>: Except for the renaming of the
result of a function call, first try to use a stabilized reference for
a constant renaming too.
(validate_alignment): Use target_maximum_allowed_alignment instead of
MAX_OFILE_ALIGNMENT as the upper bound to what we accept.
(gnat_to_gnu_entity): Use common nodes directly.
(gnat_to_gnu_entity) <object>: Pick the values of the type to annotate
alignment and size for the object.
(lvalue_required_p): Handle N_Parameter_Association like N_Function_Call
and N_Procedure_Call_Statement.
(takes_address): Rename to lvalue_required_p, add third parameter
'aliased' and adjust recursive calls.
<N_Indexed_Component>: Update 'aliased' from the array type.
<N_Selected_Component>: New case.
<N_Object_Renaming_Declaration>: New Likewise.
(Identifier_to_gnu): Adjust for above changes.
(maybe_stabilize_reference) <CONST_DECL>: New case.
* utils2.c (build_binary_op) <ARRAY_RANGE_REF>: Look through conversion
between type variants.
(build_simple_component_ref): Likewise.
(build_call_alloc_dealloc): Use target_default_allocator_alignment
instead of BIGGEST_ALIGNMENT as the threshold to trigger the super
aligning type circuitry for allocations from the default storage pool.
(build_allocator): Likewise.
(build_simple_component_ref): Manually fold the reference for a
constructor if the record type contains a template.
* utils.c (value_zerop): Delete.
(gnat_init_decl_processing): Emit debug info for common types.
(rest_of_record_type_compilation): If a union contains a field
with a non-constant qualifier, treat it as variable-sized.
(finish_record_type): Give the stub TYPE_DECL a name.
(rest_of_record_type_compilation): Likewise.
(convert) <CONSTRUCTOR>: New case. Build a new constructor if
types are equivalent array types.
(create_field_decl): Claim fields of any ARRAY_TYPE are addressable,
even if the type is not passed by reference.
(static_ctors, static_dtors): Delete.
(end_subprog_body): Do not record constructors and destructors.
(build_global_cdtor): Delete.
(gnat_write_global_declarations): Do not call build_global_cdtor.
* lang-specs.h: If TARGET_VXWORKS_RTP is defined, append -mrtp when
-fRTS=rtp is specified.
If CONFIG_DUAL_EXCEPTIONS is 1, append -fsjlj when -fRTS=sjlj is
specified.
* misc.c (gnat_init_gcc_eh): Use __gnat_eh_personality_sj for the name
of the personality function with SJLJ exceptions.
* raise-gcc.c (PERSONALITY_FUNCTION): Use __gnat_eh_personality_sj for
the name of the personality function with SJLJ exceptions.
2007-08-14 Robert Dewar <dewar@adacore.com>
Ed Schonberg <schonberg@adacore.com>
* par.ads, par.adb: Improve handling of extra right parens.
(Par): Remove flag From_Limited_With_Clause.
* par-util.adb, par-ch3.adb: Improve error recovery for bad constraint
Improve handling of extra right parens.
2007-08-14 Robert Dewar <dewar@adacore.com>
* par-tchk.adb (TF_Semicolon): Improve error recovery
2007-08-14 Robert Dewar <dewar@adacore.com>
Ed Schonberg <schonberg@adacore.com>
* sem_attr.ads, sem_attr.adb (Analyze_Attribute, case Value): For
enumeration type, mark all literals as referenced.
(Eval_Attribute, case 'Image): If the argument is an enumeration
literal and names are available, constant-fold but mark nevertheless as
non-static.
Clean up function names.
(Name_Modifies_Prefix): Rename to Name_Implies_Lvalue_Prefix. Clarify
comment.
(Requires_Simple_Name_Prefix): Removed.
2007-08-14 Robert Dewar <dewar@adacore.com>
Ed Schonberg <schonberg@adacore.com>
* sem_ch11.adb: Improved warnings for unused variables
* sem_ch3.ads, sem_ch3.adb (Build_Derived_Record_Type): If the ancestor
is a synchronized interface, the derived type is limited.
(Analyze_Object_Declaration): Mark the potential coextensions in the
definition and expression of an object declaration node.
(Build_Derived_Type): For the completion of a private type declaration
with a derived type declaration, chain the parent type's representation
items to the last representation item of the derived type (not the
first one) if they are not present already.
(Analyze_Object_Declaration, Constant_Redeclaration): Allow incomplete
object declaration of forward references to tags.
(Access_Subprogram_Declaration): In Ada2005, anonymous access to
subprogram types can appear as access discriminants of synchronized
types.
(OK_For_Limited_Init_In_05): The initialization is legal is it is a call
given in prefixed form as a selected component.
(Process_Discriminants): If not all discriminants have defaults, place
error message on a default that is present.
(Analyze_Private_Extension_Declaration): Diagnose properly an attempt to
extend a synchronized tagged type.
Improved warnings for unused variables
(Is_Visible_Component): Fix a visibility hole on a component inherited
by a private extension when parent is itself declared as a private
extension, and the derivation is in a child unit.
(Find_Hidden_Interface): Move spec from the package body.
2007-08-14 Robert Dewar <dewar@adacore.com>
Ed Schonberg <schonberg@adacore.com>
* sem_ch5.adb: Improve warnings on redundant assignments
* sem_util.ads, sem_util.adb: (Is_Variable): Add defense against junk
parameter
(Is_Synchronized_Tagged_Type): New subprogram that returns true
in case of synchronized tagged types (AARM 3.9.4 (6/2)).
(Safe_To_Capture_Value): Can now return True for constants, even if Cond
is set to False. Improves handling of Known_[Not_]Null.
(Wrong_Type): Special case address arithmetic attempt
(Collect_Abstract_Interfaces): Add new formal to allow collecting
abstract interfaces just using the partial view of private types.
(Has_Abstract_Interfaces): Add new formal to allow checking types
covering interfaces using the partial view of private types.
(Is_Fully_Initialized_Type): Special VM case for uTag component. This
component still needs to be defined in this case, but is never
initialized as VMs are using other dispatching mechanisms.
(Abstract_Interface_List): For a protected type, use base type to get
proper declaration.
Improve warnings on redundant assignments
(Is_Variable): Handle properly an implicit dereference of a prefixed
function call.
(Build_Actual_Subtype): If this is an actual subtype for an
unconstrained formal parameter, use the sloc of the body for the new
declaration, to prevent anomalises in the debugger.
2007-08-14 Robert Dewar <dewar@adacore.com>
* sem_elim.adb (Set_Eliminated): Ignore pragma Eliminate for
dispatching operation
2007-08-14 Ed Schonberg <schonberg@adacore.com>
Gary Dismukes <dismukes@adacore.com>
* exp_aggr.ads,
exp_aggr.adb (Convert_Aggr_In_Allocator): Use Insert_Actions to place
expanded aggregate code before allocator, and ahead of declaration for
temporary, to prevent access before elaboration when the allocator is
an actual for an access parameter.
(Is_Static_Dispatch_Table_Aggregate): Handle aggregates initializing
the TSD and the table of interfaces.
(Convert_To_Assignments): Augment the test for delaying aggregate
expansion for limited return statements to include the case of extended
returns, to prevent creation of an unwanted transient scope.
(Is_Static_Dispatch_Table_Aggregate): New subprogram.
(Expand_Array_Aggregate): Handle aggregates associated with
statically allocated dispatch tables.
(Expand_Record_Aggregate): Handle aggregates associated with
statically allocated dispatch tables.
(Gen_Ctrl_Actions_For_Aggr): Generate a finalization list for allocators
of anonymous access type.
2007-08-14 Ed Schonberg <schonberg@adacore.com>
* exp_ch5.adb (Expand_Assign_Array): If source or target of assignment
is a variable that renames a slice, use the variable itself in the
expannsion when the renamed expression itself may be modified between
the declaration of the renaming and the array assignment.
2007-08-14 Jerome Guitton <guitton@adacore.com>
* s-taprop-lynxos.adb, s-taprop-tru64.adb, s-taprop-irix.adb,
s-taprop-hpux-dce.adb, s-taprop-dummy.adb, s-taprop-solaris.adb,
s-taprop-vms.adb, s-taprop-posix.adb (Continue_Task, Stop_All_Tasks):
New functions; dummy implementations.
* s-osinte-vxworks.ads (Task_Stop, Task_Cont, Int_Lock, Int_Unlock): New
functions, used to implement the multi-tasks mode routines on VxWorks.
* s-osinte-vxworks.adb, s-osinte-vxworks6.adb (Task_Cont, Task_Stop):
New functions, thin
binding to the VxWorks routines which have changed between VxWorks 5
and 6.
(Int_Lock, Int_Unlock): New function, thin binding to kernel routines
which are not callable from a RTP.
* s-taprop-vxworks.adb (Stop_All_Tasks, Continue_Task): New functions,
implemented for the multi-tasks mode on VxWorks 5 and 6.
* s-taprop.ads (Stop_All_Tasks, Continue_Task): New functions.
* s-tasdeb.ads, s-tasdeb.adb (Continue_All_Tasks, Stop_All_Tasks): New
functions.
2007-08-14 Vincent Celier <celier@adacore.com>
* clean.adb, fmap.adb, sinput-p.adb, sinput-p.ads, gnatcmd.adb,
gnatname.adb, makeutl.ads, makeutl.adb, makegpr.adb, mlib-tgt-vms.adb
mlib-tgt-darwin.adb, mlib-tgt-lynxos.adb, mlib-prj.adb, mlib-tgt.adb,
mlib-tgt.ads, mlib-tgt-irix.adb mlib-tgt-hpux.adb, mlib-tgt-linux.adb,
mlib-tgt-solaris.adb, mlib-tgt-vms-alpha.adb, mlib-tgt-vms-ia64.adb,
mlib-tgt-mingw.adb, mlib-tgt-vxworks.adb, mlib-tgt-aix.adb,
mlib-tgt-tru64.adb, mlib.ads, mlib.adb (Create_Sym_Links): New
procedure.
(Major_Id_Name): New function.
mlib-tgt.ads/mlib.tgt.adb:
(Library_Major_Minor_Id_Supported): New function, default returns True
Most mlib-tgt-*.adb that support shared libraries and symbolic links:
(Build_Dynamic_Library): Add support for major/minor ids for shared libs
Other mlib-tgt-*.adb (aix, mingw, vms, vxworks, xi):
Implementation of Library_Major_Minor_Id_Supported returns False
clean.adb:
(Clean_Library_Directory): If major/minor ids are supported, clean all
library files.
Major update of the Project Manager and of the project aware tools,
including gprmake, so that the same sources in the GNAT repository
can be used by gprbuild.
2007-08-14 Olivier Hainque <hainque@adacore.com>
* system-solaris-x86.ads (ZCX_By_Default): Switch to True.
(GCC_ZCX_Support): Switch to True.
* s-intman-solaris.adb (Notify_Exception): Call
Adjust_Context_For_Raise before raising, as expected for signal
handlers in general.
* s-intman-posix.adb (Notify_Exception): Remove declaration of
Adjust_Context_For_Raise, moved to the spec of this unit to be visible
to other implementation bodies.
* s-intman.ads (Adjust_Context_For_Raise): Declare and import here, to
be visible by multiple implementation bodies.
* init.c [VMS section] (__gnat_handle_vms_condition): Adjust context
only for conditions coming from hardware.
[alpha-tru64 section] (__gnat_adjust_context_for_raise): Implement,
adjustments to signal context prior to exception raise from signal
handler.
(__gnat_map_signal for VxWorks): Map SIGSEGV to Storage_Error in RTP
mode.
Solaris section: (__gnat_adjust_context_for_raise): New function.
Implementation of the machine context adjustments to perform prior to
raise from a signal handler. Version for both sparc and x86.
(HAVE_GNAT_ADJUST_CONTEXT_FOR_RAISE): Define.
(__gnat_error_handler): Expect a third argument, ucontext_t *. Adjust it
prior to raising as expected for any handler, before possible nested
faults to make sure all the contexts in a chain have been adjusted by
the time we propagate.
2007-08-14 Pascal Obry <obry@adacore.com>
* s-osinte-mingw.ads: Add support for Ada.Execution_Time on Windows.
(SYSTEM_INFO): New record.
(SetThreadIdealProcessor): New imported routine needed for supporting
task_info pragma on Windows.
* s-taprop-mingw.adb (Enter_Task): Check if CPU number given in task
info can be applied to the current host.
(Create_Task): Set the ideal processor if information is present.
* s-tasinf-mingw.adb, s-tasinf-mingw.ads,
a-exetim-mingw.adb, a-exetim-mingw.ads: New files.
2007-08-14 Olivier Hainque <hainque@adacore.com>
* s-taprop-linux.adb (Get_Stack_Attributes): New subprogram. Fetch the
stack size and initial stack pointer value for a given task.
(Enter_Task): Get the stack attributes of the task we are entering and
let the stack checking engine know about them.
* s-stchop.adb, s-stchop.ads (Notify_Stack_Attributes): New subprogram.
Let the stack-checking engine know about the initial sp value and stack
size associated with the current task.
(Set_Stack_Info): If a stack base has been notified for the current
task, honor it. Fallback to the previous less accurate method otherwise.
* s-stchop-vxworks.adb (Notify_Stack_Attributes): Dummy body.
2007-08-14 Ed Schonberg <schonberg@adacore.com>
* sem_ch10.adb: Create a limited view of an incomplete type, to make
treatment of limited views uniform for all visible declarations in a
limited_withed package.
Set flag indicating that a subprogram body for a child unit has a
generated spec.
(Analyze_Compilation_Unit): If unit is a subprogram body that has no
separate declaration, remove the unit name from visibility after
compilation, so that environment is clean for subsequent compilations.
(Install_Limited_Context_Clauses): Do not install a
limited_private_with_clause unless the current unit is a body or a
private child unit.
(Analyze_Subunit, Install_Parents): Treat generic and non-generic units
in the same fashion.
(Install_Limited_Withed_Unit): Do not install a limited with clause if
it applies to the declaration of the current package body.
(Remove_Private_With_Clauses): If there is a regular with_clause for
the unit, delete Private_With_Clause from context, to prevent improper
hiding when processing subsequent nested packages and instantiations.
2007-08-14 Jose Ruiz <ruiz@adacore.com>
* adaint.c (__gnat_is_absolute_path): For VxWorks systems we accept
dir/file, device:/dir/file, and device:drive_letter:/dir/file as
representing absolute path names.
__gnat_set_file_time_name [VMS]: Fix some 64/32 bit issues.
* cstreams.c (__gnat_full_name for VxWorks): Use
__gnat_is_absolute_path to detect whether we need to add the current
directory to normalize the path.
2007-08-14 Javier Miranda <miranda@adacore.com>
* a-tags.ads,
a-tags.adb (Displace): Associate a message with the raised CE
exception.
(To_Addr_Ptr, To_Address, To_Dispatch_Table_Ptr,
To_Object_Specific_Data_Ptr To_Predef_Prims_Ptr,
To_Tag_Ptr, To_Type_Specific_Data_Ptr): Moved here from the package
spec.
(Default_Prim_Op_Count): Removed.
(IW_Membership, Get_Entry_Index, Get_Offset_Index, Get_Prim_Op_Kind,
Register_Tag, Set_Entry_Index, Set_Offset_To_Top, Set_Prim_Op_Kind):
Remove pragma Inline_Always.
* rtsfind.ads (Default_Prim_Op_Count): Removed
(Max_Predef_Prims): New entity
(RE_Expanded_Name): Removed
(RE_HT_Link): Removed
(RE_Iface_Tag): Remmoved
(RE_Ifaces_Table): Removed
(RE_Interfaces_Array): Removed
(RE_Interface_Data_Element): Removed
(RE_Nb_Ifaces): Removed
(RE_RC_Offset): Removed
(RE_Static_Offset_To_Top): Removed
* exp_atag.ads, exp_atag.adb (Build_Inherit_Prims): Addition of a new
formal.
(Build_Inherit_Predefined_Prims): Replace occurrences of Default_
Prim_Op_Count by Max_Predef_Prims.
2007-08-14 Thomas Quinot <quinot@adacore.com>
Vincent Celier <celier@adacore.com>
* binde.adb (Elab_All_Links): Remove unnecessary call to
Generic_Separately_Compiled (if a unit satisfies this predicate, there
won't be an associated Afile).
(Elab_All_Links): Fail if a referenced unit cannot be found
* bindgen.adb:
Fix comments in bindgen regarding consistency checks done in Bcheck:
the checks are made across units within a partition, not across several
partitions.
Fix generation of C binder file for VxWorks.
* lib.ads, lib.adb (Generic_Separately_Compiled): Rename to
Generic_May_Lack_ALI, more descriptive of the current use of the
predicate, and update documentation.
* lib-writ.ads, lib-writ.adb (Write_With_Lines): Minor code
reorganization and documentation update for the case of predefined
library generics (for which we do not reference an Afile).
2007-08-14 Robert Dewar <dewar@adacore.com>
* s-intman-irix.adb, s-osinte-irix.adb, s-osinte-irix.ads,
s-proinf-irix-athread.ads, s-osinte-hpux-dce.adb, s-osinte-hpux-dce.ads,
s-parame-hpux.ads, s-intman-dummy.adb, s-tasinf-solaris.adb,
s-tasinf-solaris.ads, s-asthan-vms-alpha.adb, s-inmaop-vms.adb,
s-intman-vms.adb, s-intman-vms.ads, s-osprim-mingw.adb,
s-parame-vms-restrict.ads, s-parame-ae653.ads, s-intman-vxworks.ads,
s-intman-vxworks.ads, s-intman-vxworks.adb, s-parame-vxworks.ads,
s-tfsetr-vxworks.adb, s-interr.adb, s-interr.ads, a-tasatt.adb,
exp_ch13.adb, s-htable.ads, s-imgboo.ads, s-imglli.ads, s-imgllu.ads,
s-imguns.ads, g-eacodu.adb, par-ch12.adb, s-stache.ads, s-stausa.adb,
s-poosiz.adb, s-parame.ads, s-mastop.ads, s-osinte-darwin.ads,
a-chtgke.adb, s-asthan-vms-alpha.adb, s-parame-vms-alpha.ads,
s-parame-vms-ia64.ads, s-parame-vxworks.adb, s-except.ads,
g-altcon.adb: Minor reformatting
ada-tree.h: Delete empty line.
ali.ads: Minor reformatting
Clarification of comments.
Minor spelling correction
* exp_dbug.adb: Add Warnings Off to suppress new warning
* a-witeio.adb (Write): Add Warnings (Off) for unneeded IN OUT mode
formal
* a-strunb.adb (Set_Unbounded_String): Avoid memory leak by freeing old
value
* a-textio.adb (Write): Remove an unnecessary IN OUT mode from
* a-textio.ads: Reorder the standard input/output/error declarations
for consistency.
* g-dirope.adb, g-dirope.ads: Change Dir to mode IN for Open call
* par-ch2.adb: Recognize RM specially in errout
Change 'R'M to RM in all error messages
* scng.adb: Recognize RM specially in errout
* sem.ads, sem.adb, exp_strm.adb, exp_ch5.ads, expander.adb: Rename
N_Return node to be N_Simple_Return, to reflect Ada 2005 terminology.
* s-direio.adb: Add missing routine header box.
* sem_attr.ads: Add ??? comments
* sem_eval.adb: Recognize RM specially in errout
Change 'R'M to RM in all error messages
* sem_maps.adb, sem_maps.ads: Remove some unnecessary IN OUT modes
* s-tasinf.ads: Fix minor comment typo.
* a-cihama.adb: Minor comment addition
* a-ztexio.adb (Write): Add Warnings (Off) for unneeded IN OUT mode
formal
* s-tasinf-tru64.ads: Fix minor comment typo.
* itypes.ads: Comment update.
* ali-util.adb: Remove Generic_Separately_Compiled guard, not needed
anymore.
* argv.c: Added protection against null gnat_argv and gnat_envp.
* bcheck.adb (Check_Consistency): Use correct markup character ({) in
warning message when Tolerate_Consistency_Errors is True.
* cstand.adb (Create_Standard): Do not call Init_Size_Alignment for
Any_Id, as this subprogram is only applicable to *type* entities (it
sets RM_Size). Instead initialize just Esize and Alignment.
2007-08-14 Bob Duff <duff@adacore.com>
* a-cihama.ads, a-cidlli.ads, a-chtgop.ads, a-chtgop.adb, a-cdlili.ads,
a-cihase.adb, a-cihase.ads, a-cohase.adb, a-cohase.ads, a-ciorma.ads,
a-coorma.ads, a-ciormu.ads, a-coormu.ads, a-ciorse.ads, a-cohama.ads,
a-cohata.ads, a-convec.adb, a-coinve.ads, a-coinve.adb, a-convec.ads,
a-coorse.ads (Next): Applied pragma Inline.
Make all Containers packages Remote_Types (unless they are already
Pure).
(Previous): applied pragma Inline
(Elements_Type): is now a record instead of an array
2007-08-14 Thomas Quinot <quinot@adacore.com>
* table.adb, g-table.adb, g-dyntab.adb (Append): Reimplement in terms
of Set_Item.
(Set_Item): When the new item is an element of the currently allocated
table passed by reference, save a copy on the stack if we're going
to reallocate. Also, in Table.Set_Item, make sure we test the proper
variable to determine whether to call Set_Last.
* sinput-d.adb, sinput-l.adb, stringt.adb, switch-m.adb,
symbols-vms.adb, symbols-processing-vms-alpha.adb,
symbols-processing-vms-ia64.adb, sem_elab.adb, repinfo.adb: Replace
some occurrences of the pattern
T.Increment_Last;
T.Table (T.Last) := Value;
with a cleaner call to
T.Append (Value);
2007-08-14 Ed Schonberg <schonberg@adacore.com>
Gary Dismukes <dismukes@adacore.com>
Thomas Quinot <quinot@adacore.com>
* sem_ch12.ads, sem_ch12.adb (Instantiate_Type): If the formal is a
derived type with interface progenitors use the analyzed formal as the
parent of the actual, to create renamings for all the inherited
operations in Derive_Subprograms.
(Collect_Previous_Instances): new procedure within of
Load_Parent_Of_Generic, to instantiate all bodies in the compilation
unit being loaded, to ensure that the generation of global symbols is
consistent in different compilation modes.
(Is_Tagged_Ancestor): New function testing the ancestor relation that
takes progenitor types into account.
(Validate_Derived_Type_Instance): Enforce the rule of 3.9.3(9) by
traversing over the primitives of the formal and actual types to locate
any abstract subprograms of the actual type that correspond to a
nonabstract subprogram of the formal type's ancestor type(s), and issue
an error if such is found.
(Analyze_Package_Instantiation, Analyze_Subprogram_Instantiation,
Instantiate_Package_Body, Instantiate_Subprogram_Body):
Remove bogus guard around calls to Inherit_Context.
(Reset_Entity): If the entity is the selector of a selected component
that denotes a named number, propagate constant-folding to the generic
template only if the named number is global to the generic unit.
(Set_Instance_Env): Only reset the compilation switches when compiling
a predefined or internal unit.
2007-08-14 Ed Schonberg <schonberg@adacore.com>
* sem_ch4.adb (Try_Class_Wide_Operation): use base type of first
parameter to determine whether operation applies to the prefix.
(Complete_Object_Operation): If actual has an access type and
controlling formal is not an in_parameter, reject the actual if it is
an access_to_constant type.
(Try_Primitive_Operation): If the type of the prefix is a formal tagged
type, the candidate operations are found in the scope of declaration of
the type, because the type has no primitive subprograms.
(Analyze_Selected_Component): If prefix is class-wide, and root type is
a private extension, only examine visible components before trying to
analyze as a prefixed call.
Change Entity_List to Type_To_Use, for better readability.
(Has_Fixed_Op): Use base type when checking whether the type of an
operator has a user-defined multiplication/division
(Check_Arithmetic_Pair): Use Ada 2005 rules to remove ambiguities when
user-defined operators are available for fixed-point types.
2007-08-14 Thomas Quinot <quinot@adacore.com>
Ed Schonberg <schonberg@adacore.com>
* sem_cat.ads, sem_cat.adb (Has_Stream_Attribute_Definition): New
formal At_Any_Place indicating, when True, that we want to test for
availability of the stream attribute at any place (as opposed to the
current visibility context only).
(Missing_Read_Write_Attributes): A stream attribute is missing for the
purpose of enforcing E.2.2(8) only if it is not available at any place.
Take into account the Ada2005 pragma Has_Preelaborable_Initialization
when checking the legality of an extension aggregate in a preelaborable
package. Treat the literal null as a valid default expression in a
component declaration for a type with preelaborable initialization.
A limited interface is a legal progenitor for the designated type of a
remote access to class-wide type.
2007-08-14 Thomas Quinot <quinot@adacore.com>
Ed Schonberg <schonberg@adacore.com>
* sem_ch8.ads, sem_ch8.adb (Find_Type, case of a 'Base attribute
reference): Use correct entity as denoted entity for the selector of
the rewritten node.
(Find_Direct_Name): Add comment about Generate_Reference incorrectly
setting the Referenced_As_LHS flag for entities that are implicitly
dereferenced.
(Find_Type): If the type is an internally generated incomplete type,
mark the full view as referenced, to prevent spurious warnings.
(Find_Selected_Component, Has_Components): Handle properly non-limited
views that are themselves incomplete types.
Handle interfaces visible through limited-with clauses.
(Analyze_Subprogram_Renaming): Disambiguate and set the entity of a
subprogram generic actual for which we have generated a renaming.
Warn when the renaming introduces a homonym of
the renamed entity, and the renamed entity is directly visible.
2007-08-14 Ed Schonberg <schonberg@adacore.com>
Hristian Kirtchev <kirtchev@adacore.com>
* sem_res.adb (Resolve_Allocator): Propagate any coextensions that
appear in the subtree to the current allocator if it is not a static
coextension.
(Resolve_Allocator): Perform cleanup if resolution has determined that
the allocator is not a coextension.
(Resolve): Skip an interpretation hidden by an abstract operator only
when the type of the interpretation matches that of the context.
(Resolve): When looping through all possible interpretations of a node,
do not consider those that are hidden by abstract operators.
(Resolve_Actuals): When verifying that an access to class-wide object
is an actual for a controlling formal, ignore anonymous access to
subprograms whose return type is an access to class_wide type.
(Resolve_Slice): If the prefix of the slice is a selected component
whose type depends on discriminants, build its actual subtype before
applying range checks on the bounds of the slice.
(Valid_Conversion): In an instance or inlined body, compare root types,
to prevent anomalies between private and public views.
(Resolve): Improve error message for ambiguous fixed multiplication
expressions that involve universal_fixed multiplying operations.
2007-08-14 Javier Miranda <miranda@adacore.com>
Hristian Kirtchev <kirtchev@adacore.com>
* exp_ch9.adb (Build_Protected_Entry): Propagate the original source
location to allow the correct generation of errors in case of
restrictions applied to the expanded code.
(Expand_Entry_Barrier): Remove all generated renamings for a barrier
function if the condition does not reference them.
(Expand_Entry_Body_Declarations): Mark the index constant as having a
valid value.
2007-08-14 Thomas Quinot <quinot@adacore.com>
* exp_dist.adb (PolyORB_Support.Build_TypeCode_Function): When creating
typecode parameters for a union (in a variant record), remove
extraneous layer of Any wrapping for member label.
(Expand_Receiving_Stubs_Bodies): For an RCI package body that has
elabration statements, register the package with the name server
at the beginning, not at the end, of the elaboration statements so
that they can create remote access to subprogram values that designate
remote subprograms from the package.
2007-08-14 Hristian Kirtchev <kirtchev@adacore.com>
* g-catiio.adb (Image): For the case of %s, use Ada.Calendar.Time
values to compute the number of seconds since the Unix Epoc in order to
account for Daylight Savings Time. Perform special processing for dates
that are earlier than the Unix Epoc to obtain a negative number.
2007-08-14 Emmanuel Briot <briot@adacore.com>
* g-comlin.adb (Getopt): Fix handling of "*" switch when not collapsing
switches.
2007-08-14 Eric Botcazou <ebotcazou@adacore.com>
* gnatlink.adb (Gnatlink): Pass switches to the linker even if the
binder-generated file is not in Ada.
Pass -mrtp to the linker if it is GCC and --RTS=rtp has been
recorded in the ALI file.
Pass -fsjlj to the linker if it is GCC and --RTS=sjlj has been recorded.
2007-08-14 Vincent Celier <celier@adacore.com>
* gnatls.adb: (Corresponding_Sdep_Entry): Always return a value
(Output_Source): Do nothing if parameter is No_Sdep_Id
* make.adb (Gnatmake): Do not rebuild an archive simply because a
shared library it imports has a later time stamp.
(Check): Resolve the symbolic links in the path name of the object
directory.
Check that the ALI file is in the correct object directory
Check if a file name does not correspond to the mapping of units
to file names.
(Display_Version): New procedure
(Initialize): Process switches --version and --help
Use type Path_Name_Type for path name
2007-08-14 Paul Hilfinger <hilfinger@adacore.com>
* impunit.adb: Re-organize System.Random_Numbers and
GNAT.Random_Numbers and add to builds.
* Makefile.rtl: Add s-rannum.ad* and g-rannum.ad*, a-assert*
* s-rannum.ads, s-rannum.adb, g-rannum.ads, g-rannum.adb: New files.
* a-assert.ads, a-assert.adb: New files.
2007-08-14 Gary Dismukes <dismukes@adacore.com>
* layout.adb (Layout_Type): In the case of access-to-subprogram types,
if AAMP_On_Target is True, then the size of the type encompasses two
addresses (a static link and a subprogram address), except in the case
of library-level access types.
2007-08-14 Vincent Celier <celier@adacore.com>
* output.ads, output.adb (Write_Eol): Remove trailing spaces before
writing the line.
(Write_Eol_Keep_Blanks): New procedure to write a line, including
possible trailing spaces.
(Output_Source_Line): Call Write_Eol_Keep_Blanks to output a source line
2007-08-14 Javier Miranda <miranda@adacore.com>
* par-ch6.adb (P_Formal_Part): Fix wrong error message associated with
null-excluding access types.
2007-08-14 Javier Miranda <miranda@adacore.com>
* sem_ch9.adb (Check_Interfaces): New subprogram that factorizes code
that is common to Analyze_Protected_Type and Analyze_Task_Type. In case
of private types add missing check on matching interfaces in the
partial and full declarations.
(Analyze_Protected_Type): Code cleanup.
(Analyze_Task_Type): Code cleanup.
2007-08-14 Javier Miranda <miranda@adacore.com>
* sem_disp.adb (Check_Dispatching_Operation): Do not emit warning on a
generated interface thunk.
2007-08-14 Ed Schonberg <schonberg@adacore.com>
* s-ficobl.ads: Declare AFCB as a tagged incomplete type, to prevent
obsolescent warning on application of 'Class to an incomplete type.
* s-finroo.ads: Declare Root_Controlled as a tagged incomplete type, to
prevent obsolescent warning on application of 'Class to an incomplete
type.
2007-08-14 Pascal Obry <obry@adacore.com>
* s-fileio.adb (Is_Open): Add check for usability of the underlying
file stream.
2007-08-14 Cyrille Comar <comar@adacore.com>
* s-finimp.adb (Detach_From_Final_List): make this procedure idempotent
since it is potentially used in cases implying double finalization of
the same object.
2007-08-14 Jose Ruiz <ruiz@adacore.com>
* s-tasini.adb (Get_Stack_Info): Move this function to
System.Soft_Links.Tasking because it is common to the full and the
restricted run times.
(Init_RTS): Do not set the Get_Stack_Info soft link because it is done
in SSL.Tasking.Init_Tasking_Soft_Links.
* s-solita.adb (Get_Stack_Info): Function moved from
System.Tasking.Initialization because it is common to the full and the
restricted run times.
(Init_Tasking_Soft_Links): Set the tasking soft link for Get_Stack_Info.
2007-08-14 Arnaud Charlet <charlet@adacore.com>
* s-tpobop.ads, s-tpobop.adb, s-tasren.ads, s-tasren.adb,
s-taskin.ads (Requeue_With_Abort): Rename field With_Abort.
(PO_Do_Or_Queue, Task_Do_Or_Queue, Requeue_Call): Remove With_Abort
parameter.
* s-tassta.adb (Task_Wrapper): Increased value of the small overflow
guard to 12K.
2007-08-14 Gary Dismukes <dismukes@adacore.com>
* s-veboop.adb (SU): New named number initialized to
System.Storage_Unit.
(True_Val): The initialization expression is revised to use SU (=
Storage_Unit) rather than assuming 8 for the component size of an
unpacked Boolean array.
2007-08-14 Tristan Gingold <gingold@adacore.com>
* tracebak.c: Use tb-ivms.c on OpenVMS Itanium.
* tb-ivms.c: New file.
* g-trasym-vms-ia64.adb: Fixed for OpenVMS version 8.2
2007-08-14 Geert Bosch <bosch@adacore.com>
* i-forbla.ads, i-forbla.adb, a-ngcoar.adb, a-ngcoar.ads, i-forlap.ads,
s-gearop.adb, s-gecobl.adb, s-gecobl.ads, s-gerela.adb, s-gerela.ads:
Add required linker pragmas for automatically linking with the gnalasup
linear algebra support library, and the systems math library.
Rename cdot to cdotu and zdot to zdotu.
Update header comment to describe purpose of package.
2007-08-14 Thomas Quinot <quinot@adacore.com>
* exp_ch7.adb (Find_Final_List): For an anonymous access type that has
an explicitly specified Associated_Final_Chain, use that list.
(Expand_N_Package_Body): Build dispatch tables of library level tagged
types.
(Expand_N_Package_Declaration): Build dispatch tables of library level
tagged types. Minor code cleanup.
2007-08-14 Vincent Celier <celier@adacore.com>
* gnatchop.adb (Terminate_Program): Remove exception and use
Types.Terminate_Program instead.
* osint.ads, osint.adb (Current_Exit_Status): New global variable
(Find_Program_Name): Added protection against empty name.
(OS_Exit_Through_Exception): New procedure
* s-os_lib.ads, s-os_lib.adb (OS_Exit): New procedure body
(OS_Exit_Default): New procedure that contains the previous
implementation of procedure OS_Exit.
(Final_Value): Remove obsolete Interix stuff.
2007-08-14 Thomas Quinot <quinot@adacore.com>
* g-socket.ads: Reorganize example code so that it also works on
Windows XP.
2007-08-14 Tristan Gingold <gingold@adacore.com>
* g-trasym.ads: AIX now supports symbolic backtraces.
2007-08-14 Ed Schonberg <schonberg@adacore.com>
* lib-load.adb (From_Limited_With_Chain): Always scan the stack of
units being loaded to detect circularities. A circularity may be
present even if the current chain of pending units to load starts from
a limited_with_clause.
* lib-load.ads: Change profile of Load_Unit to use a with_clause
rather than a boolean flag, in order to detect circularities in
with_clauses.
* par-load.adb: Use current with_clause in calls to Load_Unit, rather
than propagating the From_Limited_With flag, in order to handle
properly circularities involving with_clauses.
2007-08-14 Nicolas Setton <setton@adacore.com>
* link.c (FreeBSD): Add "const" keyword where needed, to eliminate
warnings.
2007-08-14 Arnaud Charlet <charlet@adacore.com>
* Makefile.in: GNATRTL_LINEARALGEBRA_OBJS: New variable holding objects
to build for libgnala.
libgnat: Add rules to build libgnala.a
(LIBGNAT_TARGET_PAIRS for VxWorks): Remove s-osinte-vxworks.adb from
target pairs of the VxWorks 6 kernel runtime, use it only for VxWorks 5.
Add s-osinte-vxworks-kernel.adb to the target pairs of the
kernel run-time lib for VxWorks 6, which would provide a different
implementation for Task_Cont and Task_Stop than the VxWorks 5 version.
x86-solaris section (EH_MECHANISM): Set to -gcc, as this port is now
running ZCX by default.
Add g-sttsne-locking to LynxOS version.
Remove g-sttsne-vxworks.ads; use g-sttsne-locking.ads instead.
On x86/darwin, use a-numaux-x86.ad? and system-darwin-x86.ads.
* system-darwin-x86.ads: New file.
* Make-lang.in: Delete files before copying onto them, so if they are
read-only, the copy won't fail.
Update dependencies
2007-08-14 Pascal Obry <obry@adacore.com>
* mdll-fil.adb, * mdll.adb: Implement a more consistent libraries
naming scheme.
2007-08-14 Vincent Celier <celier@adacore.com>
* mlib-utl.adb (Gcc_Name): Change from constant String to String_Access
(Gcc): Initialize Gcc_Name at the first call
2007-08-14 Ed Schonberg <schonberg@adacore.com>
* sem_ch7.adb (Analyze_Package_Specification): Do not install private
with_clauses of the enclosing unit when analyzing the package
specification of a nested instance.
2007-08-14 Hristian Kirtchev <kirtchev@adacore.com>
* sinfo.ads, sinfo.adb (Is_Coextension, Set_Is_Coextension): Removed.
(Is_Dynamic_Coextension, Set_Is_Dynamic_Coextension): New routines.
Remove flag Is_Coextension. Add flag Is_Dynamic_Coextension. Update the
layout of N_Allocator.
2007-08-14 Thomas Quinot <quinot@adacore.com>
* rtsfind.adb (Check_RPC): Add PCS version check.
* gnatvsn.ads, gnatvsn.adb: Add PCS version.
(Gnat_Free_Software): New function.
* sem_dist.ads, sem_dist.adb (Get_PCS_Version): New subprogram. Returns
the PCS_Version value from s-parint, used to check that it is consistent
with what exp_dist expects.
* s-parint.ads (PCS_Version): New entity for checking consistency
between exp_dist and PCS.
* gen-soccon.c: (SO_REUSEPORT): New constant.
2007-08-14 Hristian Kirtchev <kirtchev@adacore.com>
* a-calfor.adb (Image (Duration; Boolean)): Change type of local
variable Sub_Second to Duration in order to accomodate a larger range
of arithmetic operations.
2007-08-14 Bob Duff <duff@adacore.com>
* g-sttsne-locking.ads: Move comments from spec to body.
* g-sttsne-locking.adb: Move comments from spec to body.
* g-sttsne-vxworks.ads: Removed.
* g-sttsne-vxworks.adb: Removed.
2007-08-11 Ian Lance Taylor <iant@google.com>
* misc.c (gnat_get_alias_set): Change return type to
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