1 files changed, 14 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/pr20216.c b/gcc/testsuite/gcc.dg/pr20216.c
new file mode 100644
index 000000000..1014ef3e4
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/pr20216.c
@@ -0,0 +1,14 @@
+/* { dg-do compile } */
+/* { dg-options "-O1" } */
+
+static unsigned int *buffer;
+
+void FUNC (void)
+{
+ unsigned int *base;
+ int i, j;
+
+ for (i = 0; i < 4; i++)
+  for (j = 0; j < 1600000; j++)
+   *base++ = buffer[j];
+}