1 files changed, 25 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-27.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-27.c
new file mode 100644
index 000000000..39368707c
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-27.c
@@ -0,0 +1,25 @@
+/* { dg-do compile } */
+/* { dg-options "-O -fdump-tree-fre-details" } */
+
+int *q;
+void __attribute__((noinline))
+bar (void)
+{
+  *q = 1;
+}
+int foo(int which_p)
+{
+  int x = 0;
+  int *i,*j;
+  int **p;
+  if (which_p)
+    p = &i;
+  else
+    p = &j;
+  *p = &x;
+  bar ();
+  return x;
+}
+
+/* { dg-final { scan-tree-dump "Replaced x with 0" "fre" } } */
+/* { dg-final { cleanup-tree-dump "fre" } } */