1 files changed, 17 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.c-torture/compile/pr45728.c b/gcc/testsuite/gcc.c-torture/compile/pr45728.c
new file mode 100644
index 00000000000..a6ee10b8cd1
--- /dev/null
+++ b/gcc/testsuite/gcc.c-torture/compile/pr45728.c
@@ -0,0 +1,17 @@
+/* PR rtl-optimization/45728 */
+
+union U
+{
+  int *m;
+  double d;
+};
+
+int i;
+union U u;
+
+int
+foo (void)
+{
+  union U v = { &i };
+  return u.d == v.d;
+}