APInt.h - add missing <utility> header.

Some buildbots are complaining about std::move() after rG61cdaf66fe22be2b5942ddee4f46a998b4f3ee29

diff --git a/llvm/include/llvm/ADT/APInt.h b/llvm/include/llvm/ADT/APInt.h
index 5b1db20..9525157 100644 (file)
--- a/llvm/include/llvm/ADT/APInt.h
+++ b/llvm/include/llvm/ADT/APInt.h
@@ -20,6 +20,7 @@
 #include <cassert>
 #include <climits>
 #include <cstring>
+#include <utility>
 
 namespace llvm {
 class FoldingSetNodeID;