diff --git a/include/llvm/CodeGen/MachineFrameInfo.h b/include/llvm/CodeGen/MachineFrameInfo.h index 2a9b458db73..1486a5ea582 100644 --- a/include/llvm/CodeGen/MachineFrameInfo.h +++ b/include/llvm/CodeGen/MachineFrameInfo.h @@ -15,6 +15,7 @@ #define LLVM_CODEGEN_MACHINEFRAMEINFO_H #include "llvm/ADT/BitVector.h" +#include "llvm/ADT/DenseSet.h" #include "llvm/Support/DataTypes.h" #include <cassert> #include <iosfwd>