[ELf] - Fix compilation after r317307.

Not sure why that seems did not break any llvm bots or
my windows local build, but is was required to fix compilation
breakage of my ubuntu build when using
gcc version 8.0.0 20171019 (experimental)

llvm-svn: 317317

diff --git a/lld/ELF/LinkerScript.h b/lld/ELF/LinkerScript.h
index ba9e877..46b9183 100644 (file)
--- a/lld/ELF/LinkerScript.h
+++ b/lld/ELF/LinkerScript.h
@@ -17,6 +17,7 @@
 #include "llvm/ADT/ArrayRef.h"
 #include "llvm/ADT/DenseMap.h"
 #include "llvm/ADT/DenseSet.h"
+#include "llvm/ADT/MapVector.h"
 #include "llvm/ADT/StringRef.h"
 #include "llvm/Support/MemoryBuffer.h"
 #include <cstddef>