From f3b45ab7127c8089ebc519fdbc462e63df98f69d Mon Sep 17 00:00:00 2001
From: Richard Guenther <rguenther@suse.de>
Date: Thu, 23 Aug 2007 12:41:59 +0000
Subject: [PATCH] re PR tree-optimization/32328 (-fstrict-aliasing causes
 skipped code)

2007-08-23  Richard Guenther  <rguenther@suse.de>

        PR tree-optimization/32328
        * testsuite/gcc.dg/pr32328.c: New testcase.

From-SVN: r127736
---
 gcc/testsuite/ChangeLog        |  5 +++++
 gcc/testsuite/gcc.dg/pr32328.c | 17 +++++++++++++++++
 2 files changed, 22 insertions(+)
 create mode 100644 gcc/testsuite/gcc.dg/pr32328.c

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index ef446717706..9b17200f3ae 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2007-08-23  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/32328
+	* testsuite/gcc.dg/pr32328.c: New testcase.
+
 2007-08-23  Rask Ingemann Lambertsen  <rask@sygehus.dk>
 
 	* gcc.c-torture/execute/simd-4.x: Only run when stdint.h types are
diff --git a/gcc/testsuite/gcc.dg/pr32328.c b/gcc/testsuite/gcc.dg/pr32328.c
new file mode 100644
index 00000000000..69b08fc4fdf
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/pr32328.c
@@ -0,0 +1,17 @@
+/* { dg-do compile } */
+/* { dg-options "-O2 -fdump-tree-optimized" } */
+
+struct barstruct { char const* some_string; };
+
+void changethepointer(struct barstruct**);
+
+void baz()
+{
+        struct barstruct bar1;
+        struct barstruct* barptr = &bar1;
+        changethepointer(&barptr);
+        barptr->some_string = "Everything OK";
+}
+
+/* { dg-final { scan-tree-dump "Everything OK" "optimized" } } */
+/* { dg-final { cleanup-tree-dump "optimized" } } */