bjoernager/rust
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skip the uninhabitated check and comments

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This commit is contained in:
Gus Wynn 2021-09-11 12:06:05 -07:00
parent 67ee91e77e
commit 74ea16301e
12 changed files with 59 additions and 26 deletions
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8
compiler/rustc_passes/src/check_attr.rs
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@ -1018,15 +1018,15 @@ impl CheckAttrVisitor<'tcx> {
/// Checks if `#[must_not_suspend]` is applied to a function. Returns `true` if valid.
fn check_must_not_suspend(&self, attr: &Attribute, span: &Span, target: Target) -> bool {
match target {
Target::Fn | Target::Method(..) | Target::ForeignFn | Target::Closure => {
Target::Struct | Target::Enum | Target::Union | Target::Trait => true,
_ => {
self.tcx
.sess
.struct_span_err(attr.span, "`must_not_suspend` attribute should be applied to a struct, enum, `impl Trait`, or `dyn Trait`")
.span_label(*span, "is a function")
.struct_span_err(attr.span, "`must_not_suspend` attribute should be applied to a struct, enum, or trait")
.span_label(*span, "is not a struct, enum, or trait")
.emit();
false
}
_ => true,
}
}