Unbreak the clang build by applying the same temporary
workaround for machine code emitter changes as was used
in llvm-gcc.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@72657 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Frontend/Backend.cpp b/lib/Frontend/Backend.cpp
index 259713f..44aa3a8 100644
--- a/lib/Frontend/Backend.cpp
+++ b/lib/Frontend/Backend.cpp
@@ -250,7 +250,8 @@
       break;
     }
     
-    if (TM->addPassesToEmitFileFinish(*CodeGenPasses, 0, OptLevel)) {
+    if (TM->addPassesToEmitFileFinish(*CodeGenPasses, (MachineCodeEmitter *)0,
+                                      OptLevel)) {
       Error = "Unable to interface with target machine!\n";
       return false;
     }