From: Adam Nemet <anemet@caviumnetworks.com>
Date: Wed, 20 Jun 2007 18:17:20 +0000 (+0000)
Subject: re PR tree-optimization/25737 (ACATS c974001 c974013 hang with struct aliasing)
X-Git-Tag: releases/gcc-4.3.0~4365
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=034bfe7a9f51a82d1eadeb037791e5f467395eba;p=thirdparty%2Fgcc.git

re PR tree-optimization/25737 (ACATS c974001 c974013 hang with struct aliasing)

	PR tree-optimization/25737
	* testsuite/gcc.dg/tree-ssa/alias-14.c: New test.

From-SVN: r125889
---

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index f52587032800..4130d6a20a7c 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2007-06-20  Adam Nemet  <anemet@caviumnetworks.com>
+
+	PR tree-optimization/25737
+	* testsuite/gcc.dg/tree-ssa/alias-14.c: New test.
+
 2007-06-20  Hui-May Chang  <hm.chang@apple.com>
 
 	* gcc.target/i386/large-size-array-3.c: New.
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/alias-14.c b/gcc/testsuite/gcc.dg/tree-ssa/alias-14.c
new file mode 100644
index 000000000000..a1216b7d3742
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/tree-ssa/alias-14.c
@@ -0,0 +1,20 @@
+/* { dg-do run } */
+/* { dg-options "-O2" } */
+
+struct s
+{
+  long long a:12;
+  long long b:12;
+  long long c:40;
+};
+
+struct s s, *p = &s;
+
+int
+main ()
+{
+  p->a = 1;
+  s.a = 0;
+  s.b = 0;
+  return p->a + s.b;
+}