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-rw-r--r--llvm/lib/Bitcode/Writer/BitcodeWriter.cpp3
1 files changed, 3 insertions, 0 deletions
diff --git a/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp b/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp
index 65da264b2af..34c838343ef 100644
--- a/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp
+++ b/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp
@@ -1201,4 +1201,7 @@ void llvm::WriteBitcodeToFile(const Module *M, std::ostream &Out) {
// Write the generated bitstream to "Out".
Out.write((char*)&Buffer.front(), Buffer.size());
+
+ // Make sure it hits disk now.
+ Out.flush();
}
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