1 files changed, 12 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.c-torture/compile/pr40321.c b/gcc/testsuite/gcc.c-torture/compile/pr40321.c
new file mode 100644
index 000000000..a2f83ed8d
--- /dev/null
+++ b/gcc/testsuite/gcc.c-torture/compile/pr40321.c
@@ -0,0 +1,12 @@
+struct X { int flag; int pos; };
+int foo(struct X *a, struct X *b)
+{
+  while (1)
+    {
+      if (a->flag)
+	break;
+      ({ struct X *tmp = a; a = b; b = tmp; });
+    }
+
+  return a->pos + b->pos;
+}