Fix PR4639, a ELF-TLS regression from some of my refactoring.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@77336 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/TargetLoweringObjectFile.cpp b/lib/Target/TargetLoweringObjectFile.cpp
index 2074b6c..7bd6788 100644
--- a/lib/Target/TargetLoweringObjectFile.cpp
+++ b/lib/Target/TargetLoweringObjectFile.cpp
@@ -354,7 +354,7 @@
     Str.push_back('@');
   
   const char *KindStr;
-  if (Kind.isBSS())
+  if (Kind.isBSS() || Kind.isThreadBSS())
     KindStr = "nobits";
   else
     KindStr = "progbits";