Showing with 3 additions and 2 deletions.

+2 −1 src/mtype.c

+1 −1 test/fail_compilation/fail4611.d
diff --git a/src/mtype.c b/src/mtype.c
@@ -4067,7 +4067,8 @@ Type *TypeSArray::semantic(Loc loc, Scope *sc)
             if (mulu(tbn->size(loc), d2, overflow) >= 0x1000000 || overflow) // put a 'reasonable' limit on it
             {
               Loverflow:
-                error(loc, "index %llu overflow for static array", (unsigned long long)d1);
+                error(loc, "%s size %llu * %llu exceeds 16MiB size limit for static array",
+                    toChars(), (unsigned long long)tbn->size(loc), (unsigned long long)d1);
                 goto Lerror;
             }
         }

diff --git a/test/fail_compilation/fail4611.d b/test/fail_compilation/fail4611.d
@@ -1,7 +1,7 @@
 /*
 TEST_OUTPUT:
 ---
-fail_compilation/fail4611.d(15): Error: index 1000000000 overflow for static array
+fail_compilation/fail4611.d(15): Error: Vec[1000000000] size 4 * 1000000000 exceeds 16MiB size limit for static array
 ---
 */