===================================================================
@@ -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++;
+}