Imported Upstream version 6.10.0.49

Former-commit-id: 1d6753294b2993e1fbf92de9366bb9544db4189b

external/llvm-project/llvm/projects/llvm-cbe/test/test104.c

@@ -0,0 +1,24 @@
+//===-- CBackend.cpp - Library for converting LLVM code to C --------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This code tests if the CBE will execute a tail recursion example correctly.
+// *TW
+//
+//===----------------------------------------------------------------------===//
+
+int tail (int n) {
+  if (n == 6)
+    return n;
+  else
+    return tail(n+1);
+}
+
+int main(){
+  return tail(0);
+}