1 files changed, 16 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.c-torture/compile/pr58978.c b/gcc-4.9/gcc/testsuite/gcc.c-torture/compile/pr58978.c
new file mode 100644
index 000000000..721801da1
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.c-torture/compile/pr58978.c
@@ -0,0 +1,16 @@
+/* PR tree-optimization/58978 */
+
+int
+foo (int x)
+{
+  switch (x)
+    {
+    case 0:
+    case 1:
+    case 9:
+      break;
+    default:
+      __builtin_unreachable ();
+    }
+  return x;
+}