[examples] Direct HowToUseJIT readers to HowToUseLLJIT instead.

HowToUseJIT describes the older APIs. We want to discourage their use in new
projects.

diff --git a/llvm/examples/HowToUseJIT/HowToUseJIT.cpp b/llvm/examples/HowToUseJIT/HowToUseJIT.cpp
index f7ec269..5acaf38 100644 (file)
--- a/llvm/examples/HowToUseJIT/HowToUseJIT.cpp
+++ b/llvm/examples/HowToUseJIT/HowToUseJIT.cpp
@@ -6,6 +6,10 @@
 //
 //===----------------------------------------------------------------------===//
 //
+//  WARNING: This example demonstrates how to use LLVM's older ExecutionEngine
+//           JIT APIs. The newer LLJIT APIs should be preferred for new
+//           projects. See llvm/examples/HowToUseLLJIT.
+//
 //  This small program provides an example of how to quickly build a small
 //  module with two functions and execute it with the JIT.
 //