diff --git a/test/CFrontend/2007-04-05-PadBeforeZeroLengthField.c b/test/CFrontend/2007-04-05-PadBeforeZeroLengthField.c
new file mode 100644
index 00000000000..acc38219925
--- /dev/null
+++ b/test/CFrontend/2007-04-05-PadBeforeZeroLengthField.c
@@ -0,0 +1,9 @@
+// RUN: %llvmgcc %s -S -o -
+struct c__ { unsigned int type:4; };
+union A { struct c__ c;  } __attribute__((aligned(8)));
+struct B {
+    unsigned int retainCount;
+    union A objects[];
+};
+void foo(union A * objects, struct B *array, unsigned long k)
+{  array->objects[k] = objects[k]; }