diff options
Diffstat (limited to 'gcc/ada/exp_intr.adb')
| -rw-r--r-- | gcc/ada/exp_intr.adb | 28 |
1 files changed, 25 insertions, 3 deletions
diff --git a/gcc/ada/exp_intr.adb b/gcc/ada/exp_intr.adb index c28982c..78555bf 100644 --- a/gcc/ada/exp_intr.adb +++ b/gcc/ada/exp_intr.adb @@ -988,9 +988,31 @@ package body Exp_Intr is -- are allowed, the generated code may lack block statements. if Needs_Fin then - Obj_Ref := - Make_Explicit_Dereference (Loc, - Prefix => Duplicate_Subexpr_No_Checks (Arg)); + + -- Ada 2005 (AI-251): In case of abstract interface type we displace + -- the pointer to reference the base of the object to deallocate its + -- memory, unless we're targetting a VM, in which case no special + -- processing is required. + + if Is_Interface (Directly_Designated_Type (Typ)) + and then Tagged_Type_Expansion + then + Obj_Ref := + Make_Explicit_Dereference (Loc, + Prefix => + Unchecked_Convert_To (Typ, + Make_Function_Call (Loc, + Name => + New_Occurrence_Of (RTE (RE_Base_Address), Loc), + Parameter_Associations => New_List ( + Unchecked_Convert_To (RTE (RE_Address), + Duplicate_Subexpr_No_Checks (Arg)))))); + + else + Obj_Ref := + Make_Explicit_Dereference (Loc, + Prefix => Duplicate_Subexpr_No_Checks (Arg)); + end if; -- If the designated type is tagged, the finalization call must -- dispatch because the designated type may not be the actual type |