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-rw-r--r--gcc/testsuite/ChangeLog5
-rw-r--r--gcc/testsuite/gcc.dg/torture/pr51245.c20
2 files changed, 25 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index e920bf7..248b284 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2011-12-06 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/51245
+ * gcc.dg/torture/pr51245.c: New testcase.
+
2011-12-06 Dodji Seketeli <dodji@redhat.com>
PR c++/51427
diff --git a/gcc/testsuite/gcc.dg/torture/pr51245.c b/gcc/testsuite/gcc.dg/torture/pr51245.c
new file mode 100644
index 0000000..e5e2ded
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/torture/pr51245.c
@@ -0,0 +1,20 @@
+/* { dg-do compile } */
+
+struct S { int s; } a, *b, **c;
+int d;
+
+struct S
+foo (void)
+{
+ struct S s = { 0 }, *e = &a;
+ if (d)
+ **c = *b;
+ while (1)
+ {
+ *b = s;
+ *e = *b;
+ if (a.s)
+ break;
+ }
+ return **c;
+}