1 files changed, 40 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/packed-array.c b/gcc/testsuite/gcc.dg/packed-array.c
new file mode 100644
index 000000000..b57f3ac03
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/packed-array.c
@@ -0,0 +1,40 @@
+/* { dg-do run } */
+/* { dg-options "-O2 -fno-inline" } */
+
+struct usb_interface_descriptor {
+ unsigned short wMaxPacketSize;
+  char e;
+} __attribute__ ((packed));
+
+struct usb_device {
+ int devnum;
+ struct usb_interface_descriptor if_desc[2];
+};
+
+extern int printf (const char *, ...);
+
+void foo (unsigned short a)
+{
+  printf ("%d\n", a);
+}
+
+struct usb_device ndev;
+
+void usb_set_maxpacket(int n)
+{
+  int i;
+
+  for(i=0; i<n;i++)
+    foo((&ndev)->if_desc[i].wMaxPacketSize);
+}
+
+int
+main()
+{
+  usb_set_maxpacket(2);
+  return 0;
+}
+
+
+
+