1 files changed, 19 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/pr33670.c b/gcc/testsuite/gcc.dg/pr33670.c
new file mode 100644
index 000000000..5232af965
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/pr33670.c
@@ -0,0 +1,19 @@
+/* PR middle-end/33670 */
+/* { dg-do compile } */
+/* { dg-options "-O2 -fsched-stalled-insns=0" } */
+
+struct B
+{
+  int p;
+  int n;
+};
+extern struct B ***b;
+extern int a;
+
+int
+foo (int d, int e)
+{
+  int c;
+  for (c = d; c <= e; c++)
+    b[a][c]->n = b[a][c]->p;
+}