diff --git a/test/CFrontend/2007-10-01-BuildArrayRef.c b/test/CFrontend/2007-10-01-BuildArrayRef.c
new file mode 100644
index 0000000..fb8ee3d
--- /dev/null
+++ b/test/CFrontend/2007-10-01-BuildArrayRef.c
@@ -0,0 +1,8 @@
+// RUN: %llvmgcc -S %s -o /dev/null |& grep "error: assignment of read-only location"
+// PR 1603
+int func()
+{
+   const int *arr;
+   arr[0] = 1;
+}
+