From d9484c5ba90822bb7b53bdaca6d6b6de58a66282 Mon Sep 17 00:00:00 2001
From: Christian Bruel <christian.bruel@st.com>
Date: Tue, 19 Feb 2008 08:42:25 +0100
Subject: [PATCH] test case for alignment bug in packed structs for
 STRICT_ALIGNMENT targets

From-SVN: r132415
---
 gcc/testsuite/ChangeLog             |  4 +++
 gcc/testsuite/gcc.dg/packed-array.c | 40 +++++++++++++++++++++++++++++
 2 files changed, 44 insertions(+)
 create mode 100644 gcc/testsuite/gcc.dg/packed-array.c

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index db65ae61adc..425549de584 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,7 @@
+2008-02-19  Christian Bruel  <christian.bruel@st.com>
+
+	* gcc.dg/packed-array.c: New testcase. 
+
 2008-02-19  Uros Bizjak  <ubizjak@gmail.com>
 
 	PR target/33555
diff --git a/gcc/testsuite/gcc.dg/packed-array.c b/gcc/testsuite/gcc.dg/packed-array.c
new file mode 100644
index 00000000000..b57f3ac0353
--- /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;
+}
+
+
+
+
-- 
2.30.2