1 files changed, 33 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/loop-10.c b/gcc/testsuite/gcc.dg/tree-ssa/loop-10.c
new file mode 100644
index 000000000..c8d118e37
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/tree-ssa/loop-10.c
@@ -0,0 +1,33 @@
+/* { dg-do compile } */
+/* { dg-options "-O2 -fdump-tree-optimized" } */
+/* { dg-require-effective-target int32plus } */
+
+int bar (void);
+
+void foo (void)
+{
+  unsigned i, j, n;
+
+  for (i = 0; i < 100000; i++)
+    ;
+
+  n = bar ();
+  for (i = 0; i < n; i++)
+    ;
+
+  for (i = 0; i < n; i++)
+    for (j = 0; j < n; j++)
+      ;
+
+  /* These should not be removed.  */
+  for (i = 0; i < 10000; i++)
+    bar ();
+
+  for (i = 0; i != n; i += 2)
+    ;
+}
+
+/* { dg-final { scan-tree-dump-times "if " 3 "optimized" } } */
+/* { dg-final { scan-tree-dump-times "bar " 2 "optimized" } } */
+
+/* { dg-final { cleanup-tree-dump "optimized" } } */