1 files changed, 24 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/pr24689.c b/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/pr24689.c
new file mode 100644
index 000000000..4fe74b658
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/pr24689.c
@@ -0,0 +1,24 @@
+/* { dg-do compile } */
+/* { dg-options "-O -fdump-tree-optimized" } */
+
+extern void bar (unsigned int);
+
+int
+foo (void)
+{
+  char buf[1] = { 3 };
+  const char *p = buf;
+  const char **q = &p;
+  unsigned int ch;
+  switch (**q)
+    {
+    case 1:  ch = 5; break;
+    default: ch = 0; break;
+    }
+
+  bar (ch);
+  return ch;
+}
+
+/* { dg-final { scan-tree-dump "return 0;" "optimized" } } */
+/* { dg-final { cleanup-tree-dump "optimized" } } */