Since this SmallVector immediately grows on the next line, don't waste stack space...

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@169157 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Bitcode/Writer/BitcodeWriter.cpp b/lib/Bitcode/Writer/BitcodeWriter.cpp
index bbc9c834ec20e2c8d52ef6d17f68c64611b0543d..2ea9cbd6f446a0c590f2f5d48dfdffb541f97f85 100644 (file)
--- a/lib/Bitcode/Writer/BitcodeWriter.cpp
+++ b/lib/Bitcode/Writer/BitcodeWriter.cpp
@@ -1939,7 +1939,7 @@ static void EmitDarwinBCHeaderAndTrailer(SmallVectorImpl<char> &Buffer,
 /// WriteBitcodeToFile - Write the specified module to the specified output
 /// stream.
 void llvm::WriteBitcodeToFile(const Module *M, raw_ostream &Out) {
-  SmallVector<char, 1024> Buffer;
+  SmallVector<char, 0> Buffer;
   Buffer.reserve(256*1024);
 
   // If this is darwin or another generic macho target, reserve space for the