diff --git a/lib/MC/MCSectionCOFF.cpp b/lib/MC/MCSectionCOFF.cpp
index bb350274640..ad9ca8840f4 100644
--- a/lib/MC/MCSectionCOFF.cpp
+++ b/lib/MC/MCSectionCOFF.cpp
@@ -54,6 +54,8 @@ void MCSectionCOFF::PrintSwitchToSection(const MCAsmInfo &MAI,
   OS << "\t.section\t" << getSectionName() << ",\"";
   if (getKind().isText())
     OS << 'x';
+  else if (getKind().isBSS())
+    OS << 'b';
   if (getKind().isWriteable())
     OS << 'w';
   else
diff --git a/test/MC/COFF/bss_section.ll b/test/MC/COFF/bss_section.ll
index 60924f13064..477b3dfbd3a 100644
--- a/test/MC/COFF/bss_section.ll
+++ b/test/MC/COFF/bss_section.ll
@@ -4,3 +4,6 @@
 
 @"\01?thingy@@3Ufoo@@B" = global %struct.foo zeroinitializer, align 4
 ; CHECK: .bss
+
+@thingy_linkonce = linkonce_odr global %struct.foo zeroinitializer, align 4
+; CHECK: .section .bss,"bw",discard,_thingy_linkonce