procedure Check_Conventions (Typ : Entity_Id);
-- Ada 2005 (AI-430): Check that the conventions of all inherited and
- -- overridden dispatching operations of type Typ are consistent with
- -- their respective counterparts.
+ -- overridden dispatching operations of type Typ are consistent with their
+ -- respective counterparts.
procedure Check_Delayed_Subprogram (Designator : Entity_Id);
-- Designator can be a E_Subprogram_Type, E_Procedure or E_Function. If a
(N : Node_Id;
Prev : Entity_Id;
Prev_Loc : Node_Id);
- -- Check that the discriminants of a full type N fully conform to
- -- the discriminants of the corresponding partial view Prev.
- -- Prev_Loc indicates the source location of the partial view,
- -- which may be different than Prev in the case of private types.
+ -- Check that the discriminants of a full type N fully conform to the
+ -- discriminants of the corresponding partial view Prev. Prev_Loc indicates
+ -- the source location of the partial view, which may be different than
+ -- Prev in the case of private types.
procedure Check_Fully_Conformant
(New_Id : Entity_Id;
Old_Id : Entity_Id;
Err_Loc : Node_Id := Empty);
- -- Check that two callable entitites (subprograms, entries, literals)
+ -- Check that two callable entities (subprograms, entries, literals)
-- are fully conformant, post error message if not (RM 6.3.1(17)) with
-- the flag being placed on the Err_Loc node if it is specified, and
-- on the appropriate component of the New_Id construct if not. Note:
Old_Id : Entity_Id;
Err_Loc : Node_Id := Empty;
Get_Inst : Boolean := False);
- -- Check that two callable entitites (subprograms, entries, literals)
+ -- Check that two callable entities (subprograms, entries, literals)
-- are mode conformant, post error message if not (RM 6.3.1(15)) with
-- the flag being placed on the Err_Loc node if it is specified, and
-- on the appropriate component of the New_Id construct if not. The
-- Is_Primitive indicates whether the subprogram is primitive.
procedure Check_Subtype_Conformant
- (New_Id : Entity_Id;
- Old_Id : Entity_Id;
- Err_Loc : Node_Id := Empty);
- -- Check that two callable entitites (subprograms, entries, literals)
- -- are subtype conformant, post error message if not (RM 6.3.1(16))
+ (New_Id : Entity_Id;
+ Old_Id : Entity_Id;
+ Err_Loc : Node_Id := Empty;
+ Skip_Controlling_Formals : Boolean := False);
+ -- Check that two callable entities (subprograms, entries, literals)
+ -- are subtype conformant, post error message if not (RM 6.3.1(16)),
-- the flag being placed on the Err_Loc node if it is specified, and
-- on the appropriate component of the New_Id construct if not.
+ -- Skip_Controlling_Formals is True when checking the conformance of
+ -- a subprogram that implements an interface operation. In that case,
+ -- only the non-controlling formals can (and must) be examined.
procedure Check_Type_Conformant
(New_Id : Entity_Id;
Old_Id : Entity_Id;
Err_Loc : Node_Id := Empty);
- -- Check that two callable entitites (subprograms, entries, literals)
+ -- Check that two callable entities (subprograms, entries, literals)
-- are type conformant, post error message if not (RM 6.3.1(14)) with
-- the flag being placed on the Err_Loc node if it is specified, and
-- on the appropriate component of the New_Id construct if not.
Get_Inst : Boolean := False) return Boolean;
-- Check that the types of two formal parameters are conforming. In most
-- cases this is just a name comparison, but within an instance it involves
- -- generic actual types, and in the presence of anonymous access types
- -- it must examine the designated types.
+ -- generic actual types, and in the presence of anonymous access types it
+ -- must examine the designated types.
procedure Create_Extra_Formals (E : Entity_Id);
-- For each parameter of a subprogram or entry that requires an additional
-- the end of Subp's parameter list (with each subsequent extra formal
-- being attached to the preceding extra formal).
- function Find_Corresponding_Spec (N : Node_Id) return Entity_Id;
+ function Find_Corresponding_Spec
+ (N : Node_Id;
+ Post_Error : Boolean := True) return Entity_Id;
-- Use the subprogram specification in the body to retrieve the previous
-- subprogram declaration, if any.
-- procedure is also used to get visibility to the formals when analyzing
-- preconditions and postconditions appearing in the spec.
+ function Is_Interface_Conformant
+ (Tagged_Type : Entity_Id;
+ Iface_Prim : Entity_Id;
+ Prim : Entity_Id) return Boolean;
+ -- Returns true if both primitives have a matching name and they are also
+ -- type conformant. Special management is done for functions returning
+ -- interfaces.
+
function Mode_Conformant (New_Id, Old_Id : Entity_Id) return Boolean;
-- Determine whether two callable entities (subprograms, entries,
-- literals) are mode conformant (RM 6.3.1(15))
procedure Set_Formal_Mode (Formal_Id : Entity_Id);
-- Set proper Ekind to reflect formal mode (in, out, in out)
- function Subtype_Conformant (New_Id, Old_Id : Entity_Id) return Boolean;
- -- Determine whether two callable entities (subprograms, entries,
- -- literals) are subtype conformant (RM6.3.1(16)).
+ function Subtype_Conformant
+ (New_Id : Entity_Id;
+ Old_Id : Entity_Id;
+ Skip_Controlling_Formals : Boolean := False) return Boolean;
+ -- Determine whether two callable entities (subprograms, entries, literals)
+ -- are subtype conformant (RM6.3.1(16)). Skip_Controlling_Formals is True
+ -- when checking the conformance of a subprogram that implements an
+ -- interface operation. In that case, only the non-controlling formals
+ -- can (and must) be examined.
function Type_Conformant
(New_Id : Entity_Id;
Old_Id : Entity_Id;
Skip_Controlling_Formals : Boolean := False) return Boolean;
- -- Determine whether two callable entities (subprograms, entries,
- -- literals) are type conformant (RM6.3.1(14)).
+ -- Determine whether two callable entities (subprograms, entries, literals)
+ -- are type conformant (RM6.3.1(14)). Skip_Controlling_Formals is True when
+ -- checking the conformance of a subprogram that implements an interface
+ -- operation. In that case, only the non-controlling formals can (and must)
+ -- be examined.
procedure Valid_Operator_Definition (Designator : Entity_Id);
-- Verify that an operator definition has the proper number of formals
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