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authorAdam Nemet <anemet@caviumnetworks.com>2007-06-20 18:17:20 +0000
committerAdam Nemet <nemet@gcc.gnu.org>2007-06-20 18:17:20 +0000
commit034bfe7a9f51a82d1eadeb037791e5f467395eba (patch)
tree72e4df71039c8ebc9e1c367687dddb02b39393eb /gcc/testsuite/gcc.dg/tree-ssa/alias-14.c
parent1c5ae9624cd41a2d60ded14ff05db2eb83d6f4ce (diff)
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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
Diffstat (limited to 'gcc/testsuite/gcc.dg/tree-ssa/alias-14.c')
-rw-r--r--gcc/testsuite/gcc.dg/tree-ssa/alias-14.c20
1 files changed, 20 insertions, 0 deletions
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 0000000..a1216b7
--- /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;
+}