1 files changed, 35 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/pr23086.c b/gcc/testsuite/gcc.dg/tree-ssa/pr23086.c
new file mode 100644
index 000000000..206b92de1
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/tree-ssa/pr23086.c
@@ -0,0 +1,35 @@
+/* { dg-do run } */
+/* { dg-options "-O -fdump-tree-optimized" } */
+
+extern void link_error (void);
+extern void abort (void);
+
+int *t;
+int __attribute__((noinline)) g(int *a)
+{
+  t = a;
+  *a = 2;
+}
+
+void __attribute__((noinline)) f(int *a)
+{
+  int b;
+  b = 1;
+  g(&b);
+  b = 2;
+  *a = 1;
+  if (b != 2)
+    link_error();
+}
+
+int main(void)
+{
+  int t;
+  f(&t);
+  if (t != 1)
+    abort ();
+  return 0;
+}
+
+/* { dg-final { scan-tree-dump-not "link_error" "optimized" } } */
+/* { dg-final { cleanup-tree-dump "optimized" } } */