diff --git a/test/CFrontend/2007-04-11-PR1321.c b/test/CFrontend/2007-04-11-PR1321.c
new file mode 100644
index 00000000000..f391329a0f1
--- /dev/null
+++ b/test/CFrontend/2007-04-11-PR1321.c
@@ -0,0 +1,12 @@
+// RUN: %llvmgcc %s -S -o /dev/null
+
+struct X {
+  unsigned int e0 : 17;
+  unsigned int e1 : 17;
+  unsigned int e2 : 17;
+  unsigned int e3 : 17;
+  unsigned int e4 : 17;
+  unsigned int e5 : 17;
+  unsigned int e6 : 17;
+  unsigned int e7 : 17;
+} __attribute__((packed)) x;