Don't register stdout to be deleted on a signal.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111368 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/llvm-extract/llvm-extract.cpp b/tools/llvm-extract/llvm-extract.cpp
index e6b5b84..440d1bd 100644
--- a/tools/llvm-extract/llvm-extract.cpp
+++ b/tools/llvm-extract/llvm-extract.cpp
@@ -118,7 +118,8 @@
 
   // Make sure that the Output file gets unlinked from the disk if we get a
   // SIGINT
-  sys::RemoveFileOnSignal(sys::Path(OutputFilename));
+  if (OutputFilename != "-")
+    sys::RemoveFileOnSignal(sys::Path(OutputFilename));
 
   std::string ErrorInfo;
   raw_fd_ostream Out(OutputFilename.c_str(), ErrorInfo,