1 files changed, 21 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/torture/pr55964-2.c b/gcc-4.9/gcc/testsuite/gcc.dg/torture/pr55964-2.c
new file mode 100644
index 000000000..a3bd09d5b
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.dg/torture/pr55964-2.c
@@ -0,0 +1,21 @@
+/* { dg-do compile } */
+/* { dg-options "-ftree-loop-distribution -funswitch-loops" } */
+
+struct test_struct {
+    int a, b[10], c[10], d[10];
+};
+
+extern struct test_struct* new_struct;
+
+void testfunc(struct test_struct* old_struct)
+{
+  int i;
+  for (i = 0; i < 10; ++i)
+    {
+      new_struct->b[i] = old_struct ? old_struct->b[i] : -1;
+      new_struct->c[i] = old_struct ? old_struct->c[i] : 0;
+      new_struct->d[i] = old_struct ? old_struct->d[i] : 0;
+    }
+  if (old_struct)
+    old_struct->a++;
+}