1 files changed, 24 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/torture/pr43784.C b/gcc/testsuite/g++.dg/torture/pr43784.C
new file mode 100644
index 000000000..a83a6f374
--- /dev/null
+++ b/gcc/testsuite/g++.dg/torture/pr43784.C
@@ -0,0 +1,24 @@
+/* { dg-do run } */
+/* { dg-options "-fno-tree-sra" } */
+
+struct S {int x, y, makemelarge[5];};
+S __attribute__((noinline)) f (S &s) {
+    S r;
+    r.x = s.y;
+    r.y = s.x;
+    return r;
+}
+int __attribute__((noinline)) glob (int a, int b)
+{
+  S local = { a, b };
+  local = f (local);
+  return local.y;
+}
+extern "C" void abort (void);
+int main (void)
+{
+  if (glob (1, 3) != 1)
+    abort ();
+  return 0;
+}
+