1 files changed, 24 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/pr41033.c b/gcc/testsuite/gcc.dg/pr41033.c
new file mode 100644
index 00000000000..5043be2d119
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/pr41033.c
@@ -0,0 +1,24 @@
+/* { dg-options "-O1 -fno-strict-aliasing" } */
+/* PR rtl-optimization/41033 */
+
+struct X {
+  int i;
+  int j;
+};
+
+int foo(struct X *p, struct X *q)
+{
+  p->j = 1;
+  q->i = 0;
+  return p->j;
+}
+
+extern void abort (void);
+
+int main()
+{
+  struct X x;
+  if (foo (&x, (struct X *)&x.j) != 0)
+    abort ();
+  return 0;
+}