1 files changed, 31 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/torture/pr49079.c b/gcc/testsuite/gcc.dg/torture/pr49079.c
new file mode 100644
index 000000000..1b53d3c31
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/torture/pr49079.c
@@ -0,0 +1,31 @@
+/* { dg-do run } */
+
+extern void abort (void);
+
+struct Ustr
+{
+  unsigned char data[1];
+};
+
+static unsigned int
+ustr_xi__embed_val_get(const unsigned char *data)
+{
+  return (unsigned int)data[0];
+}
+
+int __attribute__((noinline)) zero(void) { return 0; }
+
+static unsigned int
+ustr_len(const struct Ustr *s1)
+{
+  return ustr_xi__embed_val_get(s1->data + 1 + zero());
+}
+
+int
+main()
+{
+  if (ustr_len (((struct Ustr *) "\x01" "\x0002" "s2")) != 2)
+    abort ();
+
+  return 0;
+}