add new directive

llvm-svn: 33302
diff --git a/llvm/lib/Target/TargetAsmInfo.cpp b/llvm/lib/Target/TargetAsmInfo.cpp
index b90eaa1..3afbddb 100644
--- a/llvm/lib/Target/TargetAsmInfo.cpp
+++ b/llvm/lib/Target/TargetAsmInfo.cpp
@@ -20,6 +20,7 @@
   TextSection(".text"),
   DataSection(".data"),
   BSSSection(".bss"),
+  ZeroFillDirective(0),
   AddressSize(4),
   NeedsSet(false),
   MaxInstLength(4),