remove redundant clones

2023-02-10 18:08:25 +01:00
parent d1ac43a9b9
commit 5201bb53bb
3 changed files with 3 additions and 5 deletions
--- a/compiler/rustc_log/src/lib.rs
+++ b/compiler/rustc_log/src/lib.rs
@@ -98,7 +98,7 @@ pub fn init_env_logger(env: &str) -> Result<(), Error> {
            let fmt_layer = tracing_subscriber::fmt::layer()
                .with_writer(io::stderr)
                .without_time()
-                .event_format(BacktraceFormatter { backtrace_target: str.to_string() });
+                .event_format(BacktraceFormatter { backtrace_target: str });
            let subscriber = subscriber.with(fmt_layer);
            tracing::subscriber::set_global_default(subscriber).unwrap();
        }