================ @@ -31,6 +31,7 @@ #include "llvm/Support/Regex.h" #include "llvm/Support/WithColor.h" #include "llvm/Support/raw_ostream.h" +#include <algorithm> ---------------- zwuis wrote: Should be `llvm/ADT/STLExtras.h`? https://github.com/llvm/llvm-project/pull/169965