From: Peter Collingbourne <peter@pcc.me.uk>
Date: Thu, 19 Jan 2017 23:10:14 +0000 (+0000)
Subject: LTO: Flush the resolution file after writing to it.
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=dc38a32106cb2df38bc4f777b3e650f941a6fa8f;p=llvm

LTO: Flush the resolution file after writing to it.

Without this the file could be truncated if the linker crashes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@292532 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/LTO/LTO.cpp b/lib/LTO/LTO.cpp
index e3e2f9f806c..0f22207c3fa 100644
--- a/lib/LTO/LTO.cpp
+++ b/lib/LTO/LTO.cpp
@@ -372,6 +372,7 @@ static void writeToResolutionFile(raw_ostream &OS, InputFile *Input,
       OS << 'x';
     OS << '\n';
   }
+  OS.flush();
   assert(ResI == Res.end());
 }