#![warn(clippy::upper_case_acronyms)] struct HTTPResponse; // not linted by default, but with cfg option struct CString; // not linted enum Flags { NS, // not linted CWR, ECE, URG, ACK, PSH, RST, SYN, FIN, } struct GCCLLVMSomething; // linted with cfg option, beware that lint suggests `GccllvmSomething` instead of // `GccLlvmSomething` fn main() {}