1 files changed, 28 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/loop-11.c b/gcc/testsuite/gcc.dg/tree-ssa/loop-11.c
new file mode 100644
index 000000000..d6c656f31
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/tree-ssa/loop-11.c
@@ -0,0 +1,28 @@
+/* A test for final value replacement and higher-order ivs,
+   see PR 22442.  */
+
+/* { dg-do compile } */
+/* { dg-options "-O1 -fdump-tree-optimized" } */
+
+void bar (unsigned);
+
+void foo (void)
+{
+  unsigned i, a;
+
+  for (i = 0; i < 5; i++)
+    a = i * i;
+
+  bar (a);
+}
+
+/* Final value of a gets replaced.  */
+
+/* { dg-final { scan-tree-dump-times "\\(16\\)" 1 "optimized" } } */
+
+/* And the empty loop is removed.  */
+
+/* { dg-final { scan-tree-dump-times "if " 0 "optimized" } } */
+
+/* { dg-final { cleanup-tree-dump "optimized" } } */
+