pr52734.c: New test.

2012-04-13  Tom de Vries  <tom@codesourcery.com>

	* gcc.dg/pr52734.c: New test.

From-SVN: r186419

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index f932592..b39e623 100644 (file)
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,7 @@
+2012-04-13  Tom de Vries  <tom@codesourcery.com>
+
+       * gcc.dg/pr52734.c: New test.
+
 2012-04-13  Richard Guenther  <rguenther@suse.de>
 
        PR tree-optimization/52969

diff --git a/gcc/testsuite/gcc.dg/pr52734.c b/gcc/testsuite/gcc.dg/pr52734.c
new file mode 100644 (file)
index 0000000..a689495
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/pr52734.c
@@ -0,0 +1,35 @@
+/* { dg-do run } */
+/* { dg-options "-O2" } */
+
+int bbb = 0;
+
+int __attribute__((noinline,noclone)) aaa(void)
+{
+    ++bbb;
+    return 0;
+}
+
+int __attribute__((noinline,noclone)) ccc(void)
+{
+  int ddd;
+  /* bbb == 0 */
+  if (aaa())
+    return bbb;
+
+  /* bbb == 1 */
+  ddd = bbb;
+  /* bbb == ddd == 1 */
+  if (aaa ())
+    return 0;
+  /* bbb == 2, ddd == 1 */
+
+  return ddd;
+}
+
+int main(void)
+{
+    if (ccc() != 1)
+       __builtin_abort();
+    return 0;
+}
+