Fix MSVC build broken by r207580

Seems MSVC wants to be able to codegen inline-definitions of virtual
functions even in TUs that don't define the key function - and it's well
within its rights to do so.

llvm-svn: 207581

1 files changed, 1 insertions, 4 deletions

diff --git a/llvm/include/llvm/ExecutionEngine/ExecutionEngine.h b/llvm/include/llvm/ExecutionEngine/ExecutionEngine.h
index 07a04154cd2..7518c1e1d87 100644
--- a/llvm/include/llvm/ExecutionEngine/ExecutionEngine.h
+++ b/llvm/include/llvm/ExecutionEngine/ExecutionEngine.h
@@ -222,10 +222,7 @@ public:
   /// needed by another object.
   ///
   /// MCJIT will take ownership of the ObjectFile.
-  virtual void addObjectFile(std::unique_ptr<object::ObjectFile> O) {
-    llvm_unreachable(
-      "ExecutionEngine subclass doesn't implement addObjectFile.");
-  }
+  virtual void addObjectFile(std::unique_ptr<object::ObjectFile> O);
 
   /// addArchive - Add an Archive to the execution engine.
   ///