Index: include/llvm/Support/GraphWriter.h
===================================================================
--- include/llvm/Support/GraphWriter.h
+++ include/llvm/Support/GraphWriter.h
@@ -353,7 +353,7 @@
   if (Filename.empty())
     return;
 
-  DisplayGraph(Filename, true, Program);
+  DisplayGraph(Filename, false, Program);
 }
 
 } // End llvm namespace
Index: lib/Support/GraphWriter.cpp
===================================================================
--- lib/Support/GraphWriter.cpp
+++ lib/Support/GraphWriter.cpp
@@ -135,12 +135,12 @@
 bool llvm::DisplayGraph(StringRef FilenameRef, bool wait,
                         GraphProgram::Name program) {
   std::string Filename = FilenameRef;
-  wait &= !ViewBackground;
   std::string ErrMsg;
   std::string ViewerPath;
   GraphSession S;
 
 #ifdef __APPLE__
+  wait &= !ViewBackground;
   if (S.TryFindProgram("open", ViewerPath)) {
     std::vector<const char *> args;
     args.push_back(ViewerPath.c_str());