https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113868
--- Comment #3 from Eric Botcazou <ebotcazou at gcc dot gnu.org> ---
A small oversight:
diff --git a/gcc/ada/par-ch6.adb b/gcc/ada/par-ch6.adb
index 7fe43373535..c3cc5725616 100644
--- a/gcc/ada/par-ch6.adb
+++ b/gcc/ada/par-ch6.adb
@@ -884,6 +884,7 @@ package body Ch6 is
if not (Paren_Count (Expr) /= 0
or else Nkind (Expr) in N_Aggregate
+ | N_Delta_Aggregate
| N_Extension_Aggregate
| N_Quantified_Expression)
then
