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Revert "Validate resolution for SelfCtor too."

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This reverts commit 83453408a0ce91b9e3d3ae6e7f117b1fd28b487d.
This commit is contained in:
Camille GILLOT 2023-05-14 12:48:32 +00:00
parent bc888958c9
commit 343819d33f
4 changed files with 2 additions and 55 deletions
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2
compiler/rustc_resolve/src/diagnostics.rs
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@ -550,7 +550,7 @@ impl<'a, 'tcx> Resolver<'a, 'tcx> {
let sm = self.tcx.sess.source_map();
let def_id = match outer_res {
Res::SelfTyParam { .. } | Res::SelfCtor(_) => {
Res::SelfTyParam { .. } => {
err.span_label(span, "can't use `Self` here");
return err;
}

5
compiler/rustc_resolve/src/ident.rs
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@ -1174,10 +1174,7 @@ impl<'a, 'tcx> Resolver<'a, 'tcx> {
return Res::Err;
}
}
Res::Def(DefKind::TyParam, _)
| Res::SelfTyParam { .. }
| Res::SelfTyAlias { .. }
| Res::SelfCtor(_) => {
Res::Def(DefKind::TyParam, _) | Res::SelfTyParam { .. } | Res::SelfTyAlias { .. } => {
for rib in ribs {
let has_generic_params: HasGenericParams = match rib.kind {
RibKind::Normal

17
tests/ui/self/self-ctor-inner-const.rs
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@ -1,17 +0,0 @@
// Verify that we ban usage of `Self` as constructor from inner items.
struct S0<T>(T);
impl<T> S0<T> {
fn foo() {
const C: S0<u8> = Self(0);
//~^ ERROR can't use generic parameters from outer function
fn bar() -> Self {
//~^ ERROR can't use generic parameters from outer function
Self(0)
//~^ ERROR can't use generic parameters from outer function
}
}
}
fn main() {}

33
tests/ui/self/self-ctor-inner-const.stderr
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@ -1,33 +0,0 @@
error[E0401]: can't use generic parameters from outer function
--> $DIR/self-ctor-inner-const.rs:7:27
|
LL | const C: S0<u8> = Self(0);
| ^^^^
| |
| use of generic parameter from outer function
| can't use `Self` here
error[E0401]: can't use generic parameters from outer function
--> $DIR/self-ctor-inner-const.rs:9:21
|
LL | impl<T> S0<T> {
| ---- `Self` type implicitly declared here, by this `impl`
...
LL | fn bar() -> Self {
| ^^^^
| |
| use of generic parameter from outer function
| use a type here instead
error[E0401]: can't use generic parameters from outer function
--> $DIR/self-ctor-inner-const.rs:11:13
|
LL | Self(0)
| ^^^^
| |
| use of generic parameter from outer function
| can't use `Self` here
error: aborting due to 3 previous errors
For more information about this error, try `rustc --explain E0401`.