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rebase

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This commit is contained in:
Boxy 2024-04-04 02:14:52 +01:00
parent 2b67f0104a
commit 82789763c7
6 changed files with 22 additions and 8 deletions
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4
compiler/rustc_trait_selection/src/traits/wf.rs
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@ -718,7 +718,7 @@ fn visit_ty(&mut self, t: <TyCtxt<'tcx> as ty::Interner>::Ty) -> Self::Result {
// FIXME(eddyb) add the type to `walker` instead of recursing.
let fn_sig = tcx.fn_sig(did).instantiate(tcx, args);
fn_sig.output().skip_binder().visit_with(self);
let obligations = self.nominal_obligations(did, args);
self.out.extend(obligations);
}
@ -863,7 +863,7 @@ fn visit_ty(&mut self, t: <TyCtxt<'tcx> as ty::Interner>::Ty) -> Self::Result {
fn visit_const(&mut self, c: <TyCtxt<'tcx> as ty::Interner>::Const) -> Self::Result {
let tcx = self.tcx();
match c.kind() {
ty::ConstKind::Unevaluated(uv) => {
if !c.has_escaping_bound_vars() {

1
tests/ui/proc-macro/bad-projection.rs
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@ -15,4 +15,5 @@ pub fn uwu() -> <() as Project>::Assoc {}
//~^ ERROR the trait bound `(): Project` is not satisfied
//~| ERROR the trait bound `(): Project` is not satisfied
//~| ERROR the trait bound `(): Project` is not satisfied
//~| ERROR the trait bound `(): Project` is not satisfied
//~| ERROR function is expected to take 1 argument, but it takes 0 arguments

14
tests/ui/proc-macro/bad-projection.stderr
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@ -35,6 +35,18 @@ help: this trait has no implementations, consider adding one
LL | trait Project {
| ^^^^^^^^^^^^^
error[E0277]: the trait bound `(): Project` is not satisfied
--> $DIR/bad-projection.rs:14:1
|
LL | pub fn uwu() -> <() as Project>::Assoc {}
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `Project` is not implemented for `()`
|
help: this trait has no implementations, consider adding one
--> $DIR/bad-projection.rs:9:1
|
LL | trait Project {
| ^^^^^^^^^^^^^
error[E0277]: the trait bound `(): Project` is not satisfied
--> $DIR/bad-projection.rs:14:40
|
@ -47,7 +59,7 @@ help: this trait has no implementations, consider adding one
LL | trait Project {
| ^^^^^^^^^^^^^
error: aborting due to 4 previous errors
error: aborting due to 5 previous errors
Some errors have detailed explanations: E0277, E0593.
For more information about an error, try `rustc --explain E0277`.

2
tests/ui/wf/wf-fn-def-check-sig-1.rs
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@ -8,8 +8,8 @@ fn foo<'b, 'a>() -> PhantomData<&'b &'a ()> {
fn extend_lifetime<'a, 'b, T: ?Sized>(x: &'a T) -> &'b T {
let f = foo::<'b, 'a>;
//~^ ERROR lifetime may not live long enough
f.baz(x)
//~^ ERROR lifetime may not live long enough
}
trait Foo<'a, 'b, T: ?Sized> {

7
tests/ui/wf/wf-fn-def-check-sig-1.stderr
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@ -1,14 +1,15 @@
error: lifetime may not live long enough
--> $DIR/wf-fn-def-check-sig-1.rs:10:13
--> $DIR/wf-fn-def-check-sig-1.rs:11:5
|
LL | fn extend_lifetime<'a, 'b, T: ?Sized>(x: &'a T) -> &'b T {
| -- -- lifetime `'b` defined here
| |
| lifetime `'a` defined here
LL | let f = foo::<'b, 'a>;
| ^^^^^^^^^^^^^ requires that `'a` must outlive `'b`
LL | f.baz(x)
| ^^^^^^^^ function was supposed to return data with lifetime `'b` but it is returning data with lifetime `'a`
|
= help: consider adding the following bound: `'a: 'b`
error: aborting due to previous error
error: aborting due to 1 previous error

2
tests/ui/wf/wf-fn-def-check-sig-2.stderr
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@ -11,5 +11,5 @@ LL | f.baz(x)
|
= help: consider adding the following bound: `'a: 'b`
error: aborting due to previous error
error: aborting due to 1 previous error