Make sure to set stdout to binary when writing bitcode files via

std::ostream API.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@58042 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Bitcode/Writer/BitcodeWriter.cpp b/lib/Bitcode/Writer/BitcodeWriter.cpp
index 913c2bcbf4eb3c989a955209d04b043d64165b27..279e447873cab76fc90b4097f95d852e64366816 100644 (file)
--- a/lib/Bitcode/Writer/BitcodeWriter.cpp
+++ b/lib/Bitcode/Writer/BitcodeWriter.cpp
@@ -1332,6 +1332,9 @@ static void EmitDarwinBCTrailer(BitstreamWriter &Stream, unsigned BufferSize) {
 /// stream.
 void llvm::WriteBitcodeToFile(const Module *M, std::ostream &Out) {
   raw_os_ostream RawOut(Out);
+  // If writing to stdout, set binary mode.
+  if (llvm::cout == Out)
+    sys::Program::ChangeStdoutToBinary();
   WriteBitcodeToFile(M, RawOut);
 }