Add -lpthread when building with Ubsan on Linux, in preparation for making libclang...

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@167305 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Driver/Tools.cpp b/lib/Driver/Tools.cpp
index d85bc4adbdb0c89970e6cbcf240b067135e3473d..e9390e07aa95353bc08b890b5b43763a37f7128e 100644 (file)
--- a/lib/Driver/Tools.cpp
+++ b/lib/Driver/Tools.cpp
@@ -1517,6 +1517,7 @@ static void addUbsanRTLinux(const ToolChain &TC, const ArgList &Args,
                             (Twine("libclang_rt.ubsan-") +
                              TC.getArchName() + ".a"));
     CmdArgs.push_back(Args.MakeArgString(LibUbsan));
+    CmdArgs.push_back("-lpthread");
   }
 }