## check_error_codes_used

# Function check_error_codes_used

Source

    fn check_error_codes_used(
        search_paths: &[&Path],
        error_codes: &[String],
        check: &mut RunningCheck,
        no_longer_emitted: &[String],
    )

Expand description

Stage 4: Search `compiler/` and ensure that every error code is actually used by the compiler and that no undocumented error codes exist.