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rustc: minor changes suggested by clippy perf lints.

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This commit is contained in:
Nicholas Nethercote 2023-11-06 13:06:40 +11:00
parent 9bd71afb90
commit 1b3733e5a4
4 changed files with 4 additions and 8 deletions
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2
compiler/rustc_session/src/config.rs
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@ -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}`"