1 files changed, 21 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/builtin-object-size-11.c b/gcc/testsuite/gcc.dg/builtin-object-size-11.c
new file mode 100644
index 000000000..a98bc356c
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/builtin-object-size-11.c
@@ -0,0 +1,21 @@
+/* PR48985 */
+/* { dg-do run } */
+/* { dg-options "-std=gnu89" } */
+
+extern void abort (void);
+
+struct s {
+    int i;
+    char c[];
+} s = { 1, "01234" };
+
+__SIZE_TYPE__ f (void) { return __builtin_object_size (&s.c, 0); }
+
+int
+main()
+{
+  if (f() != sizeof ("01234"))
+    abort ();
+
+  return 0;
+}