[PATCH] clang-cl: Flush stdout after writing the /showIncludes output

[Ehsan Akhgari]

Closed by commit rL213297 (authored by @ehsan).

REPOSITORY
  rL LLVM

http://reviews.llvm.org/D4559

Files:
  cfe/trunk/lib/Frontend/HeaderIncludeGen.cpp

Index: cfe/trunk/lib/Frontend/HeaderIncludeGen.cpp
===================================================================
--- cfe/trunk/lib/Frontend/HeaderIncludeGen.cpp
+++ cfe/trunk/lib/Frontend/HeaderIncludeGen.cpp
@@ -131,5 +131,6 @@
     Msg += '\n';
 
     OutputFile->write(Msg.data(), Msg.size());
+    OutputFile->flush();
   }
 }
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