rustc: minor changes suggested by clippy perf lints.

2023-11-06 13:06:40 +11:00
parent 9bd71afb90
commit 1b3733e5a4
4 changed files with 4 additions and 8 deletions
--- a/compiler/rustc_session/src/config.rs
+++ b/compiler/rustc_session/src/config.rs
@@ -2477,7 +2477,7 @@ pub fn parse_externs(
            let mut error = handler.early_struct_error(format!(
                "crate name `{name}` passed to `--extern` is not a valid ASCII identifier"
            ));
-            let adjusted_name = name.replace("-", "_");
+            let adjusted_name = name.replace('-', "_");
            if crate::utils::is_ascii_ident(&adjusted_name) {
                error.help(format!(
                    "consider replacing the dashes with underscores: `{adjusted_name}`"