diff --git a/llvm/test/Regression/Transforms/ADCE/unreachable-function.ll b/llvm/test/Regression/Transforms/ADCE/unreachable-function.ll
new file mode 100644
index 000000000000..353276fe2fef
--- /dev/null
+++ b/llvm/test/Regression/Transforms/ADCE/unreachable-function.ll
@@ -0,0 +1,5 @@
+; RUN: llvm-as < %s | opt -adce -disable-output
+
+void %test() {
+	unreachable
+}