Imported Upstream version 6.10.0.49

Former-commit-id: 1d6753294b2993e1fbf92de9366bb9544db4189b

external/llvm-project/llvm/projects/llvm-cbe/test/test084.c

@@ -0,0 +1,26 @@
+//===-- 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 to see that the CBE will properly increment a pointer via int.
+// This example works by subtracting two mem. addresses and adding 2 to return 6.
+// *TW
+//
+//===---------------------------------------------------------------------------===//
+
+int main() {
+
+  int inc0 = 0, inc1 = 0, diff = 0, a = 100;
+  int *p = &a;
+  inc0 = (long)p;
+  ++(*p++);  //++(*p++);
+  inc1 = (long)p;
+  diff =  inc1-inc0;
+  diff += 2;
+  return diff;
+}