gcc/ada/
* exp_ch5.adb
(Expand_N_Case_Statement.Expand_General_Case_Statement.Pattern_Match):
When generating an equality test for a statically known discrete
value, only generate the numeric value if the discrete type is
not an enumeration type. If it is an enumeration type, then
call Get_Enum_Lit_From_Pos instead.
and then Is_Discrete_Type (Etype (Pattern))
and then Compile_Time_Known_Value (Pattern)
then
- return Make_Op_Eq (Loc,
- Object,
- Make_Integer_Literal (Loc, Expr_Value (Pattern)));
+ declare
+ Val : Node_Id;
+ begin
+ if Is_Enumeration_Type (Etype (Pattern)) then
+ Val := Get_Enum_Lit_From_Pos
+ (Etype (Pattern), Expr_Value (Pattern), Loc);
+ else
+ Val := Make_Integer_Literal (Loc, Expr_Value (Pattern));
+ end if;
+ return Make_Op_Eq (Loc, Object, Val);
+ end;
end if;
case Nkind (Pattern) is