fn is_gcno_llvm()

in src/producer.rs [115:120]


    fn is_gcno_llvm(reader: &mut dyn Read) -> bool {
        let mut bytes: [u8; 8] = [0; 8];
        reader.read_exact(&mut bytes).is_ok()
            && &bytes[..5] == b"oncg*"
            && (&bytes[5..] == b"204" || &bytes[5..] == b"804")
    }