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-rw-r--r--gcc/ada/exp_attr.adb20
1 files changed, 11 insertions, 9 deletions
diff --git a/gcc/ada/exp_attr.adb b/gcc/ada/exp_attr.adb
index 785ed25..a96d2d5 100644
--- a/gcc/ada/exp_attr.adb
+++ b/gcc/ada/exp_attr.adb
@@ -1750,23 +1750,25 @@ package body Exp_Attr is
----------------------
function Get_Integer_Type (Typ : Entity_Id) return Entity_Id is
- Siz : constant Uint := RM_Size (Base_Type (Typ));
+ Siz : constant Uint := Esize (Base_Type (Typ));
Int_Typ : Entity_Id;
begin
- -- We need to accommodate unsigned values
+ -- We need to accommodate invalid values of the base type since we
+ -- accept them for Enum_Rep and Pos, so we reason on the Esize. And
+ -- we use an unsigned type since the enumeration type is unsigned.
- if Siz < RM_Size (Standard_Short_Short_Integer) then
- Int_Typ := Standard_Short_Short_Integer;
+ if Siz <= Esize (Standard_Short_Short_Unsigned) then
+ Int_Typ := Standard_Short_Short_Unsigned;
- elsif Siz < RM_Size (Standard_Short_Integer) then
- Int_Typ := Standard_Short_Integer;
+ elsif Siz <= Esize (Standard_Short_Unsigned) then
+ Int_Typ := Standard_Short_Unsigned;
- elsif Siz < RM_Size (Standard_Integer) then
- Int_Typ := Standard_Integer;
+ elsif Siz <= Esize (Standard_Unsigned) then
+ Int_Typ := Standard_Unsigned;
else
- Int_Typ := Standard_Long_Long_Integer;
+ raise Program_Error;
end if;
return Int_Typ;