1 files changed, 24 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/20041002-1.c b/gcc/testsuite/gcc.dg/tree-ssa/20041002-1.c
new file mode 100644
index 000000000..9a07877fb
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/tree-ssa/20041002-1.c
@@ -0,0 +1,24 @@
+/* PR tree-optimization/16632
+   fold() failed to see the following "if" statements never trigger.  */
+
+/* { dg-do compile } */
+/* { dg-options "-O2 -fdump-tree-ssa" } */
+
+int
+foo (int i)
+{
+  if ((i | 3) == 1)
+    return 1;
+  return 0;
+}
+
+int
+bar (int i)
+{
+  if ((i & 4) == 2)
+    return 1;
+  return 0;
+}
+
+/* { dg-final { scan-tree-dump-times "if" 0 "ssa" } } */
+/* { dg-final { cleanup-tree-dump "ssa" } } */