[modules] Add missing include.

llvm-svn: 279219

diff --git a/llvm/include/llvm/Target/CostTable.h b/llvm/include/llvm/Target/CostTable.h
index 603820a..b7d9240 100644 (file)
--- a/llvm/include/llvm/Target/CostTable.h
+++ b/llvm/include/llvm/Target/CostTable.h
@@ -16,6 +16,7 @@
 #define LLVM_TARGET_COSTTABLE_H_
 
 #include "llvm/ADT/ArrayRef.h"
+#include "llvm/ADT/STLExtras.h"
 #include "llvm/CodeGen/MachineValueType.h"
 
 namespace llvm {