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Update tests of "unused_lifetimes" lint for async functions and corresponding source code

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Dmitry Murygin
2020-12-04 08:06:53 +03:00
parent 5be3f9f10e
commit 64f11b9639
3 changed files with 58 additions and 57 deletions
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20
compiler/rustc_resolve/src/late/lifetimes.rs
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@@ -644,17 +644,17 @@ impl<'a, 'tcx> Visitor<'tcx> for LifetimeContext<'a, 'tcx> {
} else {
bug!();
};
if let hir::ParamName::Plain(param_name) = name {
if param_name.name == kw::UnderscoreLifetime {
// Pick the elided lifetime "definition" if one exists
// and use it to make an elision scope.
self.lifetime_uses.insert(def_id, LifetimeUseSet::Many);
elision = Some(reg);
} else {
lifetimes.insert(name, reg);
}
// We cannot predict what lifetimes are unused in opaque type.
self.lifetime_uses.insert(def_id, LifetimeUseSet::Many);
if let hir::ParamName::Plain(Ident {
name: kw::UnderscoreLifetime,
..
}) = name
{
// Pick the elided lifetime "definition" if one exists
// and use it to make an elision scope.
elision = Some(reg);
} else {
self.lifetime_uses.insert(def_id, LifetimeUseSet::Many);
lifetimes.insert(name, reg);
}
}