1 files changed, 13 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/graphite/pr46966.c b/gcc/testsuite/gcc.dg/graphite/pr46966.c
new file mode 100644
index 0000000000..ce2a93ca96
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/graphite/pr46966.c
@@ -0,0 +1,13 @@
+/* PR tree-optimization/46966 */
+/* { dg-do compile } */
+/* { dg-options "-O -floop-interchange -ffast-math -fno-tree-copy-prop -fno-tree-loop-im" } */
+
+int a[1000][1000];
+
+void foo ()
+{
+  int i, j;
+  for (i = 0; i < 1000; i++)
+    for (j = 0; j < 1000; j++)
+      a[i][j] = 0;
+}