[COMMITTED] ada: Fix oversight in latest change

[COMMITTED] ada: Fix oversight in latest change

[Marc Poulhiès]

From: Eric Botcazou <ebotcazou@adacore.com>

The resolution must be identical inside and outside the System hierarchy.

gcc/ada/

	* sem_res.adb (Resolve_Intrinsic_Operator): Always perform the same
	resolution for the special mod operator of System.Storage_Elements.

Tested on x86_64-pc-linux-gnu, committed on master.

---
 gcc/ada/sem_res.adb | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/gcc/ada/sem_res.adb b/gcc/ada/sem_res.adb
index f1d9a97452a..3b7d821158c 100644
--- a/gcc/ada/sem_res.adb
+++ b/gcc/ada/sem_res.adb
@@ -9778,11 +9778,13 @@ package body Sem_Res is
 
       --  If the result or operand types are private, rewrite with unchecked
       --  conversions on the operands and the result, to expose the proper
-      --  underlying numeric type.
+      --  underlying numeric type. Likewise for the special mod operator of
+      --  System.Storage_Elements, to expose the modified base type.
 
       if Is_Private_Type (Typ)
         or else Is_Private_Type (Etype (Left_Opnd (N)))
         or else Is_Private_Type (Etype (Right_Opnd (N)))
+        or else Is_Stoele_Mod
       then
          Arg1 := Convert_Operand (Left_Opnd (N));
 
-- 
2.40.0