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update pass_by_value

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This commit is contained in:
lcnr 2022-01-27 07:58:33 +01:00
parent 563250a65c
commit e6808381e5
2 changed files with 3 additions and 3 deletions
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2
compiler/rustc_feature/src/builtin_attrs.rs
View File

@ -625,7 +625,7 @@ pub struct BuiltinAttribute {
),
rustc_attr!(
rustc_pass_by_value, Normal,
template!(Word), WarnFollowing,
template!(Word), ErrorFollowing,
"#[rustc_pass_by_value] is used to mark types that must be passed by value instead of reference."
),
BuiltinAttribute {

4
compiler/rustc_lint/src/pass_by_value.rs
View File

@ -76,10 +76,10 @@ fn gen_args(cx: &LateContext<'_>, segment: &PathSegment<'_>) -> String {
.map(|arg| match arg {
GenericArg::Lifetime(lt) => lt.name.ident().to_string(),
GenericArg::Type(ty) => {
cx.tcx.sess.source_map().span_to_snippet(ty.span).unwrap_or_default()
cx.tcx.sess.source_map().span_to_snippet(ty.span).unwrap_or_else(|_| "_".into())
}
GenericArg::Const(c) => {
cx.tcx.sess.source_map().span_to_snippet(c.span).unwrap_or_default()
cx.tcx.sess.source_map().span_to_snippet(c.span).unwrap_or_else(|_| "_".into())
}
GenericArg::Infer(_) => String::from("_"),
})