diff options
Diffstat (limited to 'gcc/ada/contracts.adb')
| -rw-r--r-- | gcc/ada/contracts.adb | 20 |
1 files changed, 18 insertions, 2 deletions
diff --git a/gcc/ada/contracts.adb b/gcc/ada/contracts.adb index d3ceaa9..012ea33 100644 --- a/gcc/ada/contracts.adb +++ b/gcc/ada/contracts.adb @@ -311,10 +311,13 @@ package body Contracts is -- The four volatility refinement pragmas are ok for all types. -- Part_Of is ok for task types and protected types. -- Depends and Global are ok for task types. + -- + -- Precondition and Postcondition are added separately; they are allowed + -- for access-to-subprogram types. elsif Is_Type (Id) then declare - Is_OK : constant Boolean := + Is_OK_Classification : constant Boolean := Prag_Nam in Name_Async_Readers | Name_Async_Writers | Name_Effective_Reads @@ -326,9 +329,16 @@ package body Contracts is | Name_Global) or else (Ekind (Id) = E_Protected_Type and Prag_Nam = Name_Part_Of); + begin - if Is_OK then + if Is_OK_Classification then Add_Classification; + + elsif Ekind (Id) in Access_Subprogram_Kind + and then Prag_Nam in Name_Precondition + | Name_Postcondition + then + Add_Pre_Post_Condition; else -- The pragma is not a proper contract item @@ -1580,6 +1590,12 @@ package body Contracts is begin Check_Type_Or_Object_External_Properties (Type_Or_Obj_Id => Type_Id); + + -- Analyze Pre/Post on access-to-subprogram type + + if Is_Access_Subprogram_Type (Type_Id) then + Analyze_Entry_Or_Subprogram_Contract (Type_Id); + end if; end Analyze_Type_Contract; --------------------------------------- |