ExecutionEngine/TargetSelect.cpp: Override default triple as LLVM_HOSTTRIPLE.

In current implementation, JIT should run only on host.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160610 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/ExecutionEngine/TargetSelect.cpp b/lib/ExecutionEngine/TargetSelect.cpp
index b757111..7cdd669 100644
--- a/lib/ExecutionEngine/TargetSelect.cpp
+++ b/lib/ExecutionEngine/TargetSelect.cpp
@@ -26,7 +26,7 @@
 using namespace llvm;
 
 TargetMachine *EngineBuilder::selectTarget() {
-  Triple TT(M->getTargetTriple());
+  Triple TT(LLVM_HOSTTRIPLE);
   return selectTarget(TT, MArch, MCPU, MAttrs);
 }