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| author | lcnr <rust@lcnr.de> | 2025-04-01 23:48:41 +0200 |
|---|---|---|
| committer | lcnr <rust@lcnr.de> | 2025-04-03 11:13:10 +0200 |
| commit | 509a144eed84e6ccd1227cd0d90f877a774aae70 (patch) | |
| tree | 1f8df82dd01f7ae1085129d79d2144e5d00746ee /tests/ui | |
| parent | 990201cb78a77ec0c148a880e6ab46bafa3468df (diff) | |
| download | rust-509a144eed84e6ccd1227cd0d90f877a774aae70.tar.gz rust-509a144eed84e6ccd1227cd0d90f877a774aae70.zip | |
add `TypingMode::Borrowck`
Diffstat (limited to 'tests/ui')
100 files changed, 484 insertions, 464 deletions
diff --git a/tests/ui/coroutine/clone-rpit.next.stderr b/tests/ui/coroutine/clone-rpit.next.stderr index c223f1f211a..213e9e908f5 100644 --- a/tests/ui/coroutine/clone-rpit.next.stderr +++ b/tests/ui/coroutine/clone-rpit.next.stderr @@ -35,11 +35,11 @@ note: ...which requires type-checking `foo::{closure#0}`... LL | move |_: ()| { | ^^^^^^^^^^^^ = note: ...which again requires type-checking `foo`, completing the cycle -note: cycle used when computing type of opaque `foo::{opaque#0}` - --> $DIR/clone-rpit.rs:13:25 +note: cycle used when match-checking `foo` + --> $DIR/clone-rpit.rs:13:1 | LL | pub fn foo<'a, 'b>() -> impl Clone { - | ^^^^^^^^^^ + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ = note: see https://rustc-dev-guide.rust-lang.org/overview.html#queries and https://rustc-dev-guide.rust-lang.org/query.html for more information error: aborting due to 1 previous error diff --git a/tests/ui/generic-associated-types/issue-87258_a.rs b/tests/ui/generic-associated-types/issue-87258_a.rs index 6f737b21f53..2ea77bbca76 100644 --- a/tests/ui/generic-associated-types/issue-87258_a.rs +++ b/tests/ui/generic-associated-types/issue-87258_a.rs @@ -15,8 +15,8 @@ pub trait Trait2 { impl<'c, S: Trait2> Trait2 for &'c mut S { type FooFuture<'a> = impl Trait1; - //~^ ERROR unconstrained opaque type fn foo<'a>() -> Self::FooFuture<'a> { + //~^ ERROR item does not constrain `<&'c mut S as Trait2>::FooFuture::{opaque#0}` Struct(unimplemented!()) } } diff --git a/tests/ui/generic-associated-types/issue-87258_a.stderr b/tests/ui/generic-associated-types/issue-87258_a.stderr index 01f2a92f94a..f175c15bd02 100644 --- a/tests/ui/generic-associated-types/issue-87258_a.stderr +++ b/tests/ui/generic-associated-types/issue-87258_a.stderr @@ -1,10 +1,15 @@ -error: unconstrained opaque type +error: item does not constrain `<&'c mut S as Trait2>::FooFuture::{opaque#0}` + --> $DIR/issue-87258_a.rs:18:8 + | +LL | fn foo<'a>() -> Self::FooFuture<'a> { + | ^^^ + | + = note: consider removing `#[define_opaque]` or adding an empty `#[define_opaque()]` +note: this opaque type is supposed to be constrained --> $DIR/issue-87258_a.rs:17:26 | LL | type FooFuture<'a> = impl Trait1; | ^^^^^^^^^^^ - | - = note: `FooFuture` must be used in combination with a concrete type within the same impl error: aborting due to 1 previous error diff --git a/tests/ui/generic-associated-types/issue-87258_b.rs b/tests/ui/generic-associated-types/issue-87258_b.rs index 84c7182cdcb..8b820e75f60 100644 --- a/tests/ui/generic-associated-types/issue-87258_b.rs +++ b/tests/ui/generic-associated-types/issue-87258_b.rs @@ -14,12 +14,12 @@ pub trait Trait2 { } type Helper<'xenon, 'yttrium, KABOOM: Trait2> = impl Trait1; -//~^ ERROR unconstrained opaque type impl<'c, S: Trait2> Trait2 for &'c mut S { type FooFuture<'a> = Helper<'c, 'a, S>; #[define_opaque(Helper)] fn foo<'a>() -> Self::FooFuture<'a> { + //~^ ERROR item does not constrain `Helper::{opaque#0}` Struct(unimplemented!()) } } diff --git a/tests/ui/generic-associated-types/issue-87258_b.stderr b/tests/ui/generic-associated-types/issue-87258_b.stderr index 906ce1f50da..56abcef0d37 100644 --- a/tests/ui/generic-associated-types/issue-87258_b.stderr +++ b/tests/ui/generic-associated-types/issue-87258_b.stderr @@ -1,10 +1,15 @@ -error: unconstrained opaque type +error: item does not constrain `Helper::{opaque#0}` + --> $DIR/issue-87258_b.rs:21:8 + | +LL | fn foo<'a>() -> Self::FooFuture<'a> { + | ^^^ + | + = note: consider removing `#[define_opaque]` or adding an empty `#[define_opaque()]` +note: this opaque type is supposed to be constrained --> $DIR/issue-87258_b.rs:16:49 | LL | type Helper<'xenon, 'yttrium, KABOOM: Trait2> = impl Trait1; | ^^^^^^^^^^^ - | - = note: `Helper` must be used in combination with a concrete type within the same crate error: aborting due to 1 previous error diff --git a/tests/ui/higher-ranked/trait-bounds/normalize-under-binder/norm-before-method-resolution-opaque-type.old.stderr b/tests/ui/higher-ranked/trait-bounds/normalize-under-binder/norm-before-method-resolution-opaque-type.old.stderr index 34617448a69..79ded34d9cd 100644 --- a/tests/ui/higher-ranked/trait-bounds/normalize-under-binder/norm-before-method-resolution-opaque-type.old.stderr +++ b/tests/ui/higher-ranked/trait-bounds/normalize-under-binder/norm-before-method-resolution-opaque-type.old.stderr @@ -1,18 +1,5 @@ -error: item does not constrain `Foo::{opaque#0}` - --> $DIR/norm-before-method-resolution-opaque-type.rs:17:4 - | -LL | fn weird_bound<X>(x: &<X as Trait<'static>>::Out<Foo>) -> X - | ^^^^^^^^^^^ - | - = note: consider removing `#[define_opaque]` or adding an empty `#[define_opaque()]` -note: this opaque type is supposed to be constrained - --> $DIR/norm-before-method-resolution-opaque-type.rs:14:12 - | -LL | type Foo = impl Sized; - | ^^^^^^^^^^ - error[E0507]: cannot move out of `*x` which is behind a shared reference - --> $DIR/norm-before-method-resolution-opaque-type.rs:23:13 + --> $DIR/norm-before-method-resolution-opaque-type.rs:22:13 | LL | let x = *x; | ^^ move occurs because `*x` has type `<X as Trait<'_>>::Out<Foo>`, which does not implement the `Copy` trait @@ -23,6 +10,6 @@ LL - let x = *x; LL + let x = x; | -error: aborting due to 2 previous errors +error: aborting due to 1 previous error For more information about this error, try `rustc --explain E0507`. diff --git a/tests/ui/higher-ranked/trait-bounds/normalize-under-binder/norm-before-method-resolution-opaque-type.rs b/tests/ui/higher-ranked/trait-bounds/normalize-under-binder/norm-before-method-resolution-opaque-type.rs index bb663c82abb..f881fcb779f 100644 --- a/tests/ui/higher-ranked/trait-bounds/normalize-under-binder/norm-before-method-resolution-opaque-type.rs +++ b/tests/ui/higher-ranked/trait-bounds/normalize-under-binder/norm-before-method-resolution-opaque-type.rs @@ -15,7 +15,6 @@ type Foo = impl Sized; #[define_opaque(Foo)] fn weird_bound<X>(x: &<X as Trait<'static>>::Out<Foo>) -> X -//[old]~^ ERROR: item does not constrain where for<'a> X: Trait<'a>, for<'a> <X as Trait<'a>>::Out<()>: Copy, diff --git a/tests/ui/impl-trait/issue-55872-1.rs b/tests/ui/impl-trait/issue-55872-1.rs index f36a310ddf3..663cdbc2f5c 100644 --- a/tests/ui/impl-trait/issue-55872-1.rs +++ b/tests/ui/impl-trait/issue-55872-1.rs @@ -13,6 +13,7 @@ impl<S: Default> Bar for S { //~^ ERROR impl has stricter requirements than trait //~| ERROR the trait bound `S: Copy` is not satisfied in `(S, T)` [E0277] //~| ERROR the trait bound `T: Copy` is not satisfied in `(S, T)` [E0277] + //~| ERROR type parameter `T` is part of concrete type (S::default(), T::default()) } } diff --git a/tests/ui/impl-trait/issue-55872-1.stderr b/tests/ui/impl-trait/issue-55872-1.stderr index 81759760bf1..e048bec1b6d 100644 --- a/tests/ui/impl-trait/issue-55872-1.stderr +++ b/tests/ui/impl-trait/issue-55872-1.stderr @@ -37,7 +37,13 @@ help: consider further restricting type parameter `T` with trait `Copy` LL | fn foo<T: Default + std::marker::Copy>() -> Self::E { | +++++++++++++++++++ -error: aborting due to 3 previous errors +error: type parameter `T` is part of concrete type but not used in parameter list for the `impl Trait` type alias + --> $DIR/issue-55872-1.rs:12:29 + | +LL | fn foo<T: Default>() -> Self::E { + | ^^^^^^^ + +error: aborting due to 4 previous errors Some errors have detailed explanations: E0276, E0277. For more information about an error, try `rustc --explain E0276`. diff --git a/tests/ui/impl-trait/issue-55872-2.rs b/tests/ui/impl-trait/issue-55872-2.rs index caca5c69a4a..a3b2225126a 100644 --- a/tests/ui/impl-trait/issue-55872-2.rs +++ b/tests/ui/impl-trait/issue-55872-2.rs @@ -11,9 +11,9 @@ pub trait Bar { impl<S> Bar for S { type E = impl std::marker::Send; fn foo<T>() -> Self::E { - async {} //~^ ERROR type parameter `T` is part of concrete type but not used in parameter list for the `impl Trait` type alias //~| ERROR type parameter `T` is part of concrete type but not used in parameter list for the `impl Trait` type alias + async {} } } diff --git a/tests/ui/impl-trait/issue-55872-2.stderr b/tests/ui/impl-trait/issue-55872-2.stderr index b5b7f293a40..51a7dd00ade 100644 --- a/tests/ui/impl-trait/issue-55872-2.stderr +++ b/tests/ui/impl-trait/issue-55872-2.stderr @@ -1,14 +1,14 @@ error: type parameter `T` is part of concrete type but not used in parameter list for the `impl Trait` type alias - --> $DIR/issue-55872-2.rs:14:9 + --> $DIR/issue-55872-2.rs:13:20 | -LL | async {} - | ^^^^^^^^ +LL | fn foo<T>() -> Self::E { + | ^^^^^^^ error: type parameter `T` is part of concrete type but not used in parameter list for the `impl Trait` type alias - --> $DIR/issue-55872-2.rs:14:9 + --> $DIR/issue-55872-2.rs:13:20 | -LL | async {} - | ^^^^^^^^ +LL | fn foo<T>() -> Self::E { + | ^^^^^^^ | = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` diff --git a/tests/ui/impl-trait/issue-55872-3.rs b/tests/ui/impl-trait/issue-55872-3.rs index 50b9eb3ce0e..698e7f36234 100644 --- a/tests/ui/impl-trait/issue-55872-3.rs +++ b/tests/ui/impl-trait/issue-55872-3.rs @@ -13,6 +13,7 @@ impl<S> Bar for S { type E = impl std::marker::Copy; fn foo<T>() -> Self::E { //~^ ERROR : Copy` is not satisfied [E0277] + //~| ERROR type parameter `T` is part of concrete type async {} } } diff --git a/tests/ui/impl-trait/issue-55872-3.stderr b/tests/ui/impl-trait/issue-55872-3.stderr index 827155d48b8..3281dcc3501 100644 --- a/tests/ui/impl-trait/issue-55872-3.stderr +++ b/tests/ui/impl-trait/issue-55872-3.stderr @@ -1,12 +1,18 @@ -error[E0277]: the trait bound `{async block@$DIR/issue-55872-3.rs:16:9: 16:14}: Copy` is not satisfied +error[E0277]: the trait bound `{async block@$DIR/issue-55872-3.rs:17:9: 17:14}: Copy` is not satisfied --> $DIR/issue-55872-3.rs:14:20 | LL | fn foo<T>() -> Self::E { - | ^^^^^^^ the trait `Copy` is not implemented for `{async block@$DIR/issue-55872-3.rs:16:9: 16:14}` -LL | + | ^^^^^^^ the trait `Copy` is not implemented for `{async block@$DIR/issue-55872-3.rs:17:9: 17:14}` +... LL | async {} - | -------- return type was inferred to be `{async block@$DIR/issue-55872-3.rs:16:9: 16:14}` here + | -------- return type was inferred to be `{async block@$DIR/issue-55872-3.rs:17:9: 17:14}` here -error: aborting due to 1 previous error +error: type parameter `T` is part of concrete type but not used in parameter list for the `impl Trait` type alias + --> $DIR/issue-55872-3.rs:14:20 + | +LL | fn foo<T>() -> Self::E { + | ^^^^^^^ + +error: aborting due to 2 previous errors For more information about this error, try `rustc --explain E0277`. diff --git a/tests/ui/impl-trait/issue-55872.rs b/tests/ui/impl-trait/issue-55872.rs index 10850f0a933..b76f8182b20 100644 --- a/tests/ui/impl-trait/issue-55872.rs +++ b/tests/ui/impl-trait/issue-55872.rs @@ -10,8 +10,8 @@ impl<S> Bar for S { type E = impl Copy; fn foo<T>() -> Self::E { - || () //~^ ERROR type parameter `T` is part of concrete type but not used in parameter list for the `impl Trait` type alias + || () } } diff --git a/tests/ui/impl-trait/issue-55872.stderr b/tests/ui/impl-trait/issue-55872.stderr index 4ff8527bbe9..54e852f8edf 100644 --- a/tests/ui/impl-trait/issue-55872.stderr +++ b/tests/ui/impl-trait/issue-55872.stderr @@ -1,8 +1,8 @@ error: type parameter `T` is part of concrete type but not used in parameter list for the `impl Trait` type alias - --> $DIR/issue-55872.rs:13:9 + --> $DIR/issue-55872.rs:12:20 | -LL | || () - | ^^^^^ +LL | fn foo<T>() -> Self::E { + | ^^^^^^^ error: aborting due to 1 previous error diff --git a/tests/ui/impl-trait/issue-99073-2.rs b/tests/ui/impl-trait/issue-99073-2.rs index 37ea211bec3..bfb8850857d 100644 --- a/tests/ui/impl-trait/issue-99073-2.rs +++ b/tests/ui/impl-trait/issue-99073-2.rs @@ -7,8 +7,7 @@ fn main() { fn test<T: Display>(t: T, recurse: bool) -> impl Display { let f = || { let i: u32 = test::<i32>(-1, false); - //~^ ERROR concrete type differs from previous defining opaque type use - //~| ERROR expected generic type parameter, found `i32` + //~^ ERROR expected generic type parameter, found `i32` println!("{i}"); }; if recurse { diff --git a/tests/ui/impl-trait/issue-99073-2.stderr b/tests/ui/impl-trait/issue-99073-2.stderr index 0bcac7c7c53..519530b5396 100644 --- a/tests/ui/impl-trait/issue-99073-2.stderr +++ b/tests/ui/impl-trait/issue-99073-2.stderr @@ -1,15 +1,3 @@ -error: concrete type differs from previous defining opaque type use - --> $DIR/issue-99073-2.rs:9:22 - | -LL | let i: u32 = test::<i32>(-1, false); - | ^^^^^^^^^^^^^^^^^^^^^^ expected `T`, got `u32` - | -note: previous use here - --> $DIR/issue-99073-2.rs:7:45 - | -LL | fn test<T: Display>(t: T, recurse: bool) -> impl Display { - | ^^^^^^^^^^^^ - error[E0792]: expected generic type parameter, found `i32` --> $DIR/issue-99073-2.rs:9:22 | @@ -19,6 +7,6 @@ LL | let f = || { LL | let i: u32 = test::<i32>(-1, false); | ^^^^^^^^^^^^^^^^^^^^^^ -error: aborting due to 2 previous errors +error: aborting due to 1 previous error For more information about this error, try `rustc --explain E0792`. diff --git a/tests/ui/impl-trait/issue-99073.rs b/tests/ui/impl-trait/issue-99073.rs index b4ef3e66f96..d2a2a61a408 100644 --- a/tests/ui/impl-trait/issue-99073.rs +++ b/tests/ui/impl-trait/issue-99073.rs @@ -4,6 +4,5 @@ fn main() { fn fix<F: Fn(G), G: Fn()>(f: F) -> impl Fn() { move || f(fix(&f)) - //~^ ERROR concrete type differs from previous defining opaque type use - //~| ERROR expected generic type parameter, found `&F` + //~^ ERROR expected generic type parameter, found `&F` } diff --git a/tests/ui/impl-trait/issue-99073.stderr b/tests/ui/impl-trait/issue-99073.stderr index 19854ef8940..1917c1bfd6b 100644 --- a/tests/ui/impl-trait/issue-99073.stderr +++ b/tests/ui/impl-trait/issue-99073.stderr @@ -1,23 +1,11 @@ -error: concrete type differs from previous defining opaque type use - --> $DIR/issue-99073.rs:6:13 - | -LL | move || f(fix(&f)) - | ^^^^^^^ expected `{closure@$DIR/issue-99073.rs:6:3: 6:10}`, got `G` - | -note: previous use here - --> $DIR/issue-99073.rs:5:36 - | -LL | fn fix<F: Fn(G), G: Fn()>(f: F) -> impl Fn() { - | ^^^^^^^^^ - error[E0792]: expected generic type parameter, found `&F` - --> $DIR/issue-99073.rs:6:11 + --> $DIR/issue-99073.rs:6:13 | LL | fn fix<F: Fn(G), G: Fn()>(f: F) -> impl Fn() { | - this generic parameter must be used with a generic type parameter LL | move || f(fix(&f)) - | ^^^^^^^^^^ + | ^^^^^^^ -error: aborting due to 2 previous errors +error: aborting due to 1 previous error For more information about this error, try `rustc --explain E0792`. diff --git a/tests/ui/impl-trait/issues/fuzzer-ice-issue-112201.rs b/tests/ui/impl-trait/issues/fuzzer-ice-issue-112201.rs new file mode 100644 index 00000000000..a76ed7b0947 --- /dev/null +++ b/tests/ui/impl-trait/issues/fuzzer-ice-issue-112201.rs @@ -0,0 +1,17 @@ +// Regression test for #112201. This recursive call previously meant that +// we delay an error when checking opaques at the end of writeback but don't +// encounter that incorrect defining use during borrowck as it's in dead code. + +pub fn wrap<T>(x: T) -> impl Sized { + x +} + +fn repeat_helper<T>(x: T) -> impl Sized { + return x; + repeat_helper(wrap(x)) + //~^ ERROR expected generic type parameter, found `impl Sized` + //~| ERROR type parameter `T` is part of concrete type +} + + +fn main() {} diff --git a/tests/ui/impl-trait/issues/fuzzer-ice-issue-112201.stderr b/tests/ui/impl-trait/issues/fuzzer-ice-issue-112201.stderr new file mode 100644 index 00000000000..f507ad385a1 --- /dev/null +++ b/tests/ui/impl-trait/issues/fuzzer-ice-issue-112201.stderr @@ -0,0 +1,18 @@ +error[E0792]: expected generic type parameter, found `impl Sized` + --> $DIR/fuzzer-ice-issue-112201.rs:11:5 + | +LL | fn repeat_helper<T>(x: T) -> impl Sized { + | - this generic parameter must be used with a generic type parameter +LL | return x; +LL | repeat_helper(wrap(x)) + | ^^^^^^^^^^^^^^^^^^^^^^ + +error: type parameter `T` is part of concrete type but not used in parameter list for the `impl Trait` type alias + --> $DIR/fuzzer-ice-issue-112201.rs:11:5 + | +LL | repeat_helper(wrap(x)) + | ^^^^^^^^^^^^^^^^^^^^^^ + +error: aborting due to 2 previous errors + +For more information about this error, try `rustc --explain E0792`. diff --git a/tests/ui/impl-trait/issues/issue-86800.rs b/tests/ui/impl-trait/issues/issue-86800.rs index 9e8ea439dde..cf82467b72e 100644 --- a/tests/ui/impl-trait/issues/issue-86800.rs +++ b/tests/ui/impl-trait/issues/issue-86800.rs @@ -29,7 +29,6 @@ where F: FnOnce(&mut dyn Transaction) -> TransactionFuture<'_, O> + 'f, { f - //~^ ERROR expected generic lifetime parameter, found `'_` } impl Context { @@ -39,7 +38,6 @@ impl Context { &self, f: impl FnOnce(&mut dyn Transaction) -> TransactionFuture<'_, O>, ) -> TransactionResult<O> { - //~^ ERROR expected generic lifetime parameter, found `'_` let mut conn = Connection {}; let mut transaction = TestTransaction { conn: &mut conn }; f(&mut transaction).await diff --git a/tests/ui/impl-trait/issues/issue-86800.stderr b/tests/ui/impl-trait/issues/issue-86800.stderr index 80aa5d75c3c..e122fc229cc 100644 --- a/tests/ui/impl-trait/issues/issue-86800.stderr +++ b/tests/ui/impl-trait/issues/issue-86800.stderr @@ -12,7 +12,7 @@ LL | type TransactionFuture<'__, O> = impl '__ + Future<Output = TransactionResu | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ error: item does not constrain `TransactionFuture::{opaque#0}` - --> $DIR/issue-86800.rs:37:14 + --> $DIR/issue-86800.rs:36:14 | LL | async fn do_transaction<O>( | ^^^^^^^^^^^^^^ @@ -24,30 +24,5 @@ note: this opaque type is supposed to be constrained LL | type TransactionFuture<'__, O> = impl '__ + Future<Output = TransactionResult<O>>; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ -error[E0792]: expected generic lifetime parameter, found `'_` - --> $DIR/issue-86800.rs:31:5 - | -LL | type TransactionFuture<'__, O> = impl '__ + Future<Output = TransactionResult<O>>; - | --- this generic parameter must be used with a generic lifetime parameter -... -LL | f - | ^ - -error[E0792]: expected generic lifetime parameter, found `'_` - --> $DIR/issue-86800.rs:41:31 - | -LL | type TransactionFuture<'__, O> = impl '__ + Future<Output = TransactionResult<O>>; - | --- this generic parameter must be used with a generic lifetime parameter -... -LL | ) -> TransactionResult<O> { - | _______________________________^ -LL | | -LL | | let mut conn = Connection {}; -LL | | let mut transaction = TestTransaction { conn: &mut conn }; -LL | | f(&mut transaction).await -LL | | } - | |_____^ - -error: aborting due to 4 previous errors +error: aborting due to 2 previous errors -For more information about this error, try `rustc --explain E0792`. diff --git a/tests/ui/impl-trait/non-defining-uses/as-projection-term.next.stderr b/tests/ui/impl-trait/non-defining-uses/as-projection-term.next.stderr new file mode 100644 index 00000000000..08c8365b180 --- /dev/null +++ b/tests/ui/impl-trait/non-defining-uses/as-projection-term.next.stderr @@ -0,0 +1,12 @@ +error[E0792]: expected generic lifetime parameter, found `'_` + --> $DIR/as-projection-term.rs:14:19 + | +LL | fn recur<'a>() -> impl Sized + 'a { + | -- this generic parameter must be used with a generic lifetime parameter +... +LL | prove_proj(|| recur()); + | ^^^^^^^ + +error: aborting due to 1 previous error + +For more information about this error, try `rustc --explain E0792`. diff --git a/tests/ui/impl-trait/non-defining-uses/as-projection-term.rs b/tests/ui/impl-trait/non-defining-uses/as-projection-term.rs new file mode 100644 index 00000000000..4c5adc7a00a --- /dev/null +++ b/tests/ui/impl-trait/non-defining-uses/as-projection-term.rs @@ -0,0 +1,17 @@ +//@ revisions: current next +//@[next] compile-flags: -Znext-solver +//@ ignore-compare-mode-next-solver (explicit revisions) +//@[current] check-pass + +fn prove_proj<R>(_: impl FnOnce() -> R) {} +fn recur<'a>() -> impl Sized + 'a { + // The closure has the signature `fn() -> opaque<'1>`. `prove_proj` + // requires us to prove `<closure as FnOnce<()>>::Output = opaque<'2>`. + // The old solver uses `replace_opaque_types_with_infer` during normalization + // to replace `opaque<'2>` with its hidden type. If that hidden type is still an + // inference variable at this point, we unify it with `opaque<'1>` and + // end up ignoring that defining use as the hidden type is equal to its key. + prove_proj(|| recur()); + //[next]~^ ERROR expected generic lifetime parameter, found `'_` +} +fn main() {} diff --git a/tests/ui/impl-trait/recursive-ice-101862.stderr b/tests/ui/impl-trait/recursive-ice-101862.stderr index 970373422e8..85745c25e2b 100644 --- a/tests/ui/impl-trait/recursive-ice-101862.stderr +++ b/tests/ui/impl-trait/recursive-ice-101862.stderr @@ -1,3 +1,12 @@ +error[E0792]: expected generic type parameter, found `&str` + --> $DIR/recursive-ice-101862.rs:6:19 + | +LL | pub fn ice(x: impl AsRef<str>) -> impl IntoIterator<Item = ()> { + | --------------- this generic parameter must be used with a generic type parameter +LL | +LL | vec![].append(&mut ice(x.as_ref())); + | ^^^^^^^^^^^^^^^^^^^^ + warning: function cannot return without recursing --> $DIR/recursive-ice-101862.rs:4:1 | @@ -10,15 +19,6 @@ LL | vec![].append(&mut ice(x.as_ref())); = help: a `loop` may express intention better if this is on purpose = note: `#[warn(unconditional_recursion)]` on by default -error[E0792]: expected generic type parameter, found `&str` - --> $DIR/recursive-ice-101862.rs:6:19 - | -LL | pub fn ice(x: impl AsRef<str>) -> impl IntoIterator<Item = ()> { - | --------------- this generic parameter must be used with a generic type parameter -LL | -LL | vec![].append(&mut ice(x.as_ref())); - | ^^^^^^^^^^^^^^^^^^^^ - error: aborting due to 1 previous error; 1 warning emitted For more information about this error, try `rustc --explain E0792`. diff --git a/tests/ui/impl-trait/rpit/early_bound.rs b/tests/ui/impl-trait/rpit/early_bound.rs index 005bcea59f2..0337f605e48 100644 --- a/tests/ui/impl-trait/rpit/early_bound.rs +++ b/tests/ui/impl-trait/rpit/early_bound.rs @@ -1,11 +1,10 @@ use std::convert::identity; fn test<'a: 'a>(n: bool) -> impl Sized + 'a { - //~^ ERROR concrete type differs from previous defining opaque type use let true = n else { loop {} }; let _ = || { let _ = identity::<&'a ()>(test(false)); - //~^ ERROR expected generic lifetime parameter, found `'_` + //~^ ERROR concrete type differs from previous defining opaque type use }; loop {} } diff --git a/tests/ui/impl-trait/rpit/early_bound.stderr b/tests/ui/impl-trait/rpit/early_bound.stderr index 230dde95764..d00005f20d4 100644 --- a/tests/ui/impl-trait/rpit/early_bound.stderr +++ b/tests/ui/impl-trait/rpit/early_bound.stderr @@ -1,24 +1,14 @@ error: concrete type differs from previous defining opaque type use - --> $DIR/early_bound.rs:3:29 + --> $DIR/early_bound.rs:6:36 | -LL | fn test<'a: 'a>(n: bool) -> impl Sized + 'a { - | ^^^^^^^^^^^^^^^ expected `&()`, got `()` +LL | let _ = identity::<&'a ()>(test(false)); + | ^^^^^^^^^^^ expected `()`, got `&()` | note: previous use here - --> $DIR/early_bound.rs:7:36 - | -LL | let _ = identity::<&'a ()>(test(false)); - | ^^^^^^^^^^^ - -error[E0792]: expected generic lifetime parameter, found `'_` - --> $DIR/early_bound.rs:7:17 + --> $DIR/early_bound.rs:3:29 | LL | fn test<'a: 'a>(n: bool) -> impl Sized + 'a { - | -- this generic parameter must be used with a generic lifetime parameter -... -LL | let _ = identity::<&'a ()>(test(false)); - | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ + | ^^^^^^^^^^^^^^^ -error: aborting due to 2 previous errors +error: aborting due to 1 previous error -For more information about this error, try `rustc --explain E0792`. diff --git a/tests/ui/impl-trait/rpit/non-defining-use.rs b/tests/ui/impl-trait/rpit/non-defining-use.rs index 255a8929a87..3ab0e0ee4e2 100644 --- a/tests/ui/impl-trait/rpit/non-defining-use.rs +++ b/tests/ui/impl-trait/rpit/non-defining-use.rs @@ -6,8 +6,7 @@ fn foo<T>() -> impl Sized { fn bar<T>(val: T) -> impl Sized { let _: u8 = bar(0u8); - //~^ ERROR concrete type differs from previous defining opaque type use - //~| ERROR expected generic type parameter, found `u8` + //~^ ERROR expected generic type parameter, found `u8` val } diff --git a/tests/ui/impl-trait/rpit/non-defining-use.stderr b/tests/ui/impl-trait/rpit/non-defining-use.stderr index 10a8232e646..c2b1b0f8249 100644 --- a/tests/ui/impl-trait/rpit/non-defining-use.stderr +++ b/tests/ui/impl-trait/rpit/non-defining-use.stderr @@ -1,31 +1,19 @@ error[E0792]: expected generic type parameter, found `u8` - --> $DIR/non-defining-use.rs:4:12 + --> $DIR/non-defining-use.rs:4:17 | LL | fn foo<T>() -> impl Sized { | - this generic parameter must be used with a generic type parameter LL | let _: () = foo::<u8>(); - | ^^ - -error: concrete type differs from previous defining opaque type use - --> $DIR/non-defining-use.rs:8:17 - | -LL | let _: u8 = bar(0u8); - | ^^^^^^^^ expected `T`, got `u8` - | -note: previous use here - --> $DIR/non-defining-use.rs:7:22 - | -LL | fn bar<T>(val: T) -> impl Sized { - | ^^^^^^^^^^ + | ^^^^^^^^^^^ error[E0792]: expected generic type parameter, found `u8` - --> $DIR/non-defining-use.rs:8:12 + --> $DIR/non-defining-use.rs:8:17 | LL | fn bar<T>(val: T) -> impl Sized { | - this generic parameter must be used with a generic type parameter LL | let _: u8 = bar(0u8); - | ^^ + | ^^^^^^^^ -error: aborting due to 3 previous errors +error: aborting due to 2 previous errors For more information about this error, try `rustc --explain E0792`. diff --git a/tests/ui/impl-trait/transmute/in-defining-scope.stderr b/tests/ui/impl-trait/transmute/in-defining-scope.stderr index 7172bfdf0d7..31535695178 100644 --- a/tests/ui/impl-trait/transmute/in-defining-scope.stderr +++ b/tests/ui/impl-trait/transmute/in-defining-scope.stderr @@ -9,6 +9,31 @@ note: ...which requires computing type of opaque `foo::{opaque#0}`... | LL | fn foo() -> impl Sized { | ^^^^^^^^^^ +note: ...which requires borrow-checking `foo`... + --> $DIR/in-defining-scope.rs:6:1 + | +LL | fn foo() -> impl Sized { + | ^^^^^^^^^^^^^^^^^^^^^^ +note: ...which requires promoting constants in MIR for `foo`... + --> $DIR/in-defining-scope.rs:6:1 + | +LL | fn foo() -> impl Sized { + | ^^^^^^^^^^^^^^^^^^^^^^ +note: ...which requires checking if `foo` contains FFI-unwind calls... + --> $DIR/in-defining-scope.rs:6:1 + | +LL | fn foo() -> impl Sized { + | ^^^^^^^^^^^^^^^^^^^^^^ +note: ...which requires building MIR for `foo`... + --> $DIR/in-defining-scope.rs:6:1 + | +LL | fn foo() -> impl Sized { + | ^^^^^^^^^^^^^^^^^^^^^^ +note: ...which requires match-checking `foo`... + --> $DIR/in-defining-scope.rs:6:1 + | +LL | fn foo() -> impl Sized { + | ^^^^^^^^^^^^^^^^^^^^^^ note: ...which requires type-checking `foo`... --> $DIR/in-defining-scope.rs:6:1 | diff --git a/tests/ui/impl-trait/two_tait_defining_each_other2.current.stderr b/tests/ui/impl-trait/two_tait_defining_each_other2.current.stderr index 0711af1cad4..11b57ad98c4 100644 --- a/tests/ui/impl-trait/two_tait_defining_each_other2.current.stderr +++ b/tests/ui/impl-trait/two_tait_defining_each_other2.current.stderr @@ -1,18 +1,5 @@ -error: item does not constrain `A::{opaque#0}` - --> $DIR/two_tait_defining_each_other2.rs:12:4 - | -LL | fn muh(x: A) -> B { - | ^^^ - | - = note: consider removing `#[define_opaque]` or adding an empty `#[define_opaque()]` -note: this opaque type is supposed to be constrained - --> $DIR/two_tait_defining_each_other2.rs:6:10 - | -LL | type A = impl Foo; - | ^^^^^^^^ - error: opaque type's hidden type cannot be another opaque type from the same scope - --> $DIR/two_tait_defining_each_other2.rs:15:5 + --> $DIR/two_tait_defining_each_other2.rs:14:5 | LL | x // B's hidden type is A (opaquely) | ^ one of the two opaque types used here has to be outside its defining scope @@ -28,5 +15,5 @@ note: opaque type being used as hidden type LL | type A = impl Foo; | ^^^^^^^^ -error: aborting due to 2 previous errors +error: aborting due to 1 previous error diff --git a/tests/ui/impl-trait/two_tait_defining_each_other2.rs b/tests/ui/impl-trait/two_tait_defining_each_other2.rs index a3223b07a7e..6c454bba502 100644 --- a/tests/ui/impl-trait/two_tait_defining_each_other2.rs +++ b/tests/ui/impl-trait/two_tait_defining_each_other2.rs @@ -10,8 +10,7 @@ trait Foo {} #[define_opaque(A, B)] fn muh(x: A) -> B { - //[current]~^ ERROR: item does not constrain `A::{opaque#0}` - //[next]~^^ ERROR: cannot satisfy `_ == A` + //[next]~^ ERROR: cannot satisfy `_ == A` x // B's hidden type is A (opaquely) //[current]~^ ERROR opaque type's hidden type cannot be another opaque type } diff --git a/tests/ui/traits/next-solver/opaques/ambig-in-mir-typeck.rs b/tests/ui/traits/next-solver/opaques/ambig-in-mir-typeck.rs new file mode 100644 index 00000000000..e5208e3e47d --- /dev/null +++ b/tests/ui/traits/next-solver/opaques/ambig-in-mir-typeck.rs @@ -0,0 +1,16 @@ +// Regression test for #132335. This previously ICE'd due to ambiguity +// in MIR typeck. + +//@ compile-flags: -Znext-solver=globally --crate-type lib --edition=2018 +//@ check-pass +use core::future::Future; +use core::pin::Pin; + +pub trait Unit {} +impl Unit for () {} + +pub fn get_all_files_in_dir() -> Pin<Box<dyn Future<Output = impl Unit>>> { + Box::pin(async { + get_all_files_in_dir().await; + }) +} diff --git a/tests/ui/traits/next-solver/opaques/no-define-in-wf-check.current.stderr b/tests/ui/traits/next-solver/opaques/no-define-in-wf-check.current.stderr index 5625cb24d42..ff0afd319d9 100644 --- a/tests/ui/traits/next-solver/opaques/no-define-in-wf-check.current.stderr +++ b/tests/ui/traits/next-solver/opaques/no-define-in-wf-check.current.stderr @@ -1,34 +1,54 @@ -error: unconstrained opaque type +error: item does not constrain `ex1::Tait1::{opaque#0}` + --> $DIR/no-define-in-wf-check.rs:21:8 + | +LL | fn foo(x: Tait1) -> impl Sized { + | ^^^ + | + = note: consider removing `#[define_opaque]` or adding an empty `#[define_opaque()]` +note: this opaque type is supposed to be constrained --> $DIR/no-define-in-wf-check.rs:19:18 | LL | type Tait1 = impl Sized; | ^^^^^^^^^^ - | - = note: `Tait1` must be used in combination with a concrete type within the same crate -error: unconstrained opaque type +error: item does not constrain `ex2::Tait1::{opaque#0}` + --> $DIR/no-define-in-wf-check.rs:31:8 + | +LL | fn foo(x: Tait1) -> Tait2 { + | ^^^ + | + = note: consider removing `#[define_opaque]` or adding an empty `#[define_opaque()]` +note: this opaque type is supposed to be constrained --> $DIR/no-define-in-wf-check.rs:28:18 | LL | type Tait1 = impl Sized; | ^^^^^^^^^^ - | - = note: `Tait1` must be used in combination with a concrete type within the same crate -error: unconstrained opaque type +error: item does not constrain `ex3::Tait1::{opaque#0}` + --> $DIR/no-define-in-wf-check.rs:43:8 + | +LL | fn foo(x: Tait1) -> Tait2 { + | ^^^ + | + = note: consider removing `#[define_opaque]` or adding an empty `#[define_opaque()]` +note: this opaque type is supposed to be constrained --> $DIR/no-define-in-wf-check.rs:38:18 | LL | type Tait1 = impl Sized; | ^^^^^^^^^^ - | - = note: `Tait1` must be used in combination with a concrete type within the same crate -error: unconstrained opaque type +error: item does not constrain `ex4::Tait1::{opaque#0}` + --> $DIR/no-define-in-wf-check.rs:64:8 + | +LL | fn foo(x: Tait1) -> Tait2 { + | ^^^ + | + = note: consider removing `#[define_opaque]` or adding an empty `#[define_opaque()]` +note: this opaque type is supposed to be constrained --> $DIR/no-define-in-wf-check.rs:50:18 | LL | type Tait1 = impl Sized; | ^^^^^^^^^^ - | - = note: `Tait1` must be used in combination with a concrete type within the same crate error: aborting due to 4 previous errors diff --git a/tests/ui/traits/next-solver/opaques/no-define-in-wf-check.rs b/tests/ui/traits/next-solver/opaques/no-define-in-wf-check.rs index 31d07d89d8d..26c17edeb93 100644 --- a/tests/ui/traits/next-solver/opaques/no-define-in-wf-check.rs +++ b/tests/ui/traits/next-solver/opaques/no-define-in-wf-check.rs @@ -17,38 +17,37 @@ mod ex0 { } mod ex1 { type Tait1 = impl Sized; - //[current]~^ ERROR unconstrained opaque type #[define_opaque(Tait1)] fn foo(x: Tait1) -> impl Sized { + //[current]~^ ERROR item does not constrain `ex1::Tait1::{opaque#0}` let () = x; } } mod ex2 { type Tait1 = impl Sized; - //[current]~^ ERROR unconstrained opaque type type Tait2 = impl Sized; #[define_opaque(Tait1, Tait2)] fn foo(x: Tait1) -> Tait2 { + //[current]~^ ERROR item does not constrain `ex2::Tait1::{opaque#0}` let () = x; } } mod ex3 { type Tait1 = impl Sized; - //[current]~^ ERROR unconstrained opaque type trait Something<T> {} impl<T, U> Something<U> for T {} type Tait2 = impl Something<Tait1>; #[define_opaque(Tait1, Tait2)] fn foo(x: Tait1) -> Tait2 { + //[current]~^ ERROR item does not constrain `ex3::Tait1::{opaque#0}` let () = x; } } mod ex4 { type Tait1 = impl Sized; - //[current]~^ ERROR unconstrained opaque type trait Trait<U> { type Assoc; } @@ -63,6 +62,7 @@ mod ex4 { type Tait2 = impl Trait<(), Assoc = impl Trait<Tait1>>; #[define_opaque(Tait1, Tait2)] fn foo(x: Tait1) -> Tait2 { + //[current]~^ ERROR item does not constrain `ex4::Tait1::{opaque#0}` let () = x; } } diff --git a/tests/ui/traits/next-solver/opaques/revealing-use-in-nested-body.rs b/tests/ui/traits/next-solver/opaques/revealing-use-in-nested-body.rs new file mode 100644 index 00000000000..8388751fea6 --- /dev/null +++ b/tests/ui/traits/next-solver/opaques/revealing-use-in-nested-body.rs @@ -0,0 +1,11 @@ +// Regression test for #137751. This previously ICE'd as +// we did not provide the hidden type of the opaque inside +// of the async block. This caused borrowck of the recursive +// call to ICE. + +//@ compile-flags: --edition=2021 +//@ check-pass +async fn test() { + Box::pin(test()).await; +} +fn main() {} diff --git a/tests/ui/type-alias-impl-trait/bad-tait-no-substs.rs b/tests/ui/type-alias-impl-trait/bad-tait-no-substs.rs index b6870b16450..5c93bd14d32 100644 --- a/tests/ui/type-alias-impl-trait/bad-tait-no-substs.rs +++ b/tests/ui/type-alias-impl-trait/bad-tait-no-substs.rs @@ -12,7 +12,6 @@ pub enum UninhabitedVariants { #[define_opaque(Alias)] fn uwu(x: UninhabitedVariants) { - //~^ ERROR item does not constrain match x {} //~^ ERROR non-exhaustive patterns } diff --git a/tests/ui/type-alias-impl-trait/bad-tait-no-substs.stderr b/tests/ui/type-alias-impl-trait/bad-tait-no-substs.stderr index 59909197e7b..72fae0173cb 100644 --- a/tests/ui/type-alias-impl-trait/bad-tait-no-substs.stderr +++ b/tests/ui/type-alias-impl-trait/bad-tait-no-substs.stderr @@ -26,21 +26,8 @@ help: add missing generic argument LL | Tuple(Alias<U>), | +++ -error: item does not constrain `Alias::{opaque#0}` - --> $DIR/bad-tait-no-substs.rs:14:4 - | -LL | fn uwu(x: UninhabitedVariants) { - | ^^^ - | - = note: consider removing `#[define_opaque]` or adding an empty `#[define_opaque()]` -note: this opaque type is supposed to be constrained - --> $DIR/bad-tait-no-substs.rs:5:21 - | -LL | type Alias<'a, U> = impl Trait<U>; - | ^^^^^^^^^^^^^ - error[E0004]: non-exhaustive patterns: `UninhabitedVariants::Tuple(_)` not covered - --> $DIR/bad-tait-no-substs.rs:16:11 + --> $DIR/bad-tait-no-substs.rs:15:11 | LL | match x {} | ^ pattern `UninhabitedVariants::Tuple(_)` not covered @@ -60,7 +47,7 @@ LL + UninhabitedVariants::Tuple(_) => todo!(), LL ~ } | -error: aborting due to 4 previous errors +error: aborting due to 3 previous errors Some errors have detailed explanations: E0004, E0106, E0107. For more information about an error, try `rustc --explain E0004`. diff --git a/tests/ui/type-alias-impl-trait/bound_reduction2.rs b/tests/ui/type-alias-impl-trait/bound_reduction2.rs index 78288caffef..fadc2beba71 100644 --- a/tests/ui/type-alias-impl-trait/bound_reduction2.rs +++ b/tests/ui/type-alias-impl-trait/bound_reduction2.rs @@ -14,6 +14,6 @@ impl<W> Trait<W> for () {} #[define_opaque(Foo)] fn foo_desugared<T: TraitWithAssoc>(_: T) -> Foo<T::Assoc> { - () //~^ ERROR expected generic type parameter, found `<T as TraitWithAssoc>::Assoc` + () } diff --git a/tests/ui/type-alias-impl-trait/bound_reduction2.stderr b/tests/ui/type-alias-impl-trait/bound_reduction2.stderr index 289826cc1d0..53b20d61025 100644 --- a/tests/ui/type-alias-impl-trait/bound_reduction2.stderr +++ b/tests/ui/type-alias-impl-trait/bound_reduction2.stderr @@ -1,11 +1,11 @@ error[E0792]: expected generic type parameter, found `<T as TraitWithAssoc>::Assoc` - --> $DIR/bound_reduction2.rs:17:5 + --> $DIR/bound_reduction2.rs:16:46 | LL | type Foo<V> = impl Trait<V>; | - this generic parameter must be used with a generic type parameter ... -LL | () - | ^^ +LL | fn foo_desugared<T: TraitWithAssoc>(_: T) -> Foo<T::Assoc> { + | ^^^^^^^^^^^^^ error: aborting due to 1 previous error diff --git a/tests/ui/type-alias-impl-trait/different_args_considered_equal.rs b/tests/ui/type-alias-impl-trait/different_args_considered_equal.rs index e56f60a6693..b5a9bf4a59f 100644 --- a/tests/ui/type-alias-impl-trait/different_args_considered_equal.rs +++ b/tests/ui/type-alias-impl-trait/different_args_considered_equal.rs @@ -9,7 +9,7 @@ fn get_one<'a>(a: *mut &'a str) -> Opaque<'a> { #[define_opaque(Opaque)] fn get_iter<'a>() -> impl IntoIterator<Item = Opaque<'a>> { - //~^ ERROR: item does not constrain + //~^ ERROR item does not constrain `Opaque::{opaque#0}` None::<Opaque<'static>> } diff --git a/tests/ui/type-alias-impl-trait/different_defining_uses.rs b/tests/ui/type-alias-impl-trait/different_defining_uses.rs index 246f255e8fc..547696b83da 100644 --- a/tests/ui/type-alias-impl-trait/different_defining_uses.rs +++ b/tests/ui/type-alias-impl-trait/different_defining_uses.rs @@ -12,6 +12,6 @@ fn foo() -> Foo { #[define_opaque(Foo)] fn bar() -> Foo { + //~^ ERROR concrete type differs 42i32 - //~^ ERROR concrete type differs from previous } diff --git a/tests/ui/type-alias-impl-trait/different_defining_uses.stderr b/tests/ui/type-alias-impl-trait/different_defining_uses.stderr index 9a7f4b416f4..36d7e33dca0 100644 --- a/tests/ui/type-alias-impl-trait/different_defining_uses.stderr +++ b/tests/ui/type-alias-impl-trait/different_defining_uses.stderr @@ -1,14 +1,14 @@ error: concrete type differs from previous defining opaque type use - --> $DIR/different_defining_uses.rs:15:5 + --> $DIR/different_defining_uses.rs:14:13 | -LL | 42i32 - | ^^^^^ expected `&'static str`, got `i32` +LL | fn bar() -> Foo { + | ^^^ expected `&str`, got `i32` | note: previous use here - --> $DIR/different_defining_uses.rs:10:5 + --> $DIR/different_defining_uses.rs:9:13 | -LL | "" - | ^^ +LL | fn foo() -> Foo { + | ^^^ error: aborting due to 1 previous error diff --git a/tests/ui/type-alias-impl-trait/different_defining_uses_never_type-2.rs b/tests/ui/type-alias-impl-trait/different_defining_uses_never_type-2.rs index e8c40e8bf92..bbbc2086bdf 100644 --- a/tests/ui/type-alias-impl-trait/different_defining_uses_never_type-2.rs +++ b/tests/ui/type-alias-impl-trait/different_defining_uses_never_type-2.rs @@ -12,7 +12,6 @@ fn foo<'a, 'b>() -> Tait<'a> { } let x: Tait<'a> = (); x - //~^ ERROR concrete type differs from previous defining opaque type use } fn main() {} diff --git a/tests/ui/type-alias-impl-trait/different_defining_uses_never_type-2.stderr b/tests/ui/type-alias-impl-trait/different_defining_uses_never_type-2.stderr index d4bd3975924..4d7dd6b2ad5 100644 --- a/tests/ui/type-alias-impl-trait/different_defining_uses_never_type-2.stderr +++ b/tests/ui/type-alias-impl-trait/different_defining_uses_never_type-2.stderr @@ -1,26 +1,14 @@ error: concrete type differs from previous defining opaque type use - --> $DIR/different_defining_uses_never_type-2.rs:14:5 - | -LL | x - | ^ expected `i32`, got `()` - | -note: previous use here - --> $DIR/different_defining_uses_never_type-2.rs:9:31 - | -LL | let y: Tait<'b> = 1i32; - | ^^^^ - -error: concrete type differs from previous defining opaque type use --> $DIR/different_defining_uses_never_type-2.rs:9:31 | LL | let y: Tait<'b> = 1i32; | ^^^^ expected `()`, got `i32` | note: previous use here - --> $DIR/different_defining_uses_never_type-2.rs:8:14 + --> $DIR/different_defining_uses_never_type-2.rs:14:5 | -LL | if { return } { - | ^^^^^^ +LL | x + | ^ -error: aborting due to 2 previous errors +error: aborting due to 1 previous error diff --git a/tests/ui/type-alias-impl-trait/different_defining_uses_never_type-3.stderr b/tests/ui/type-alias-impl-trait/different_defining_uses_never_type-3.stderr index cb12fddd9a0..eb9001cc624 100644 --- a/tests/ui/type-alias-impl-trait/different_defining_uses_never_type-3.stderr +++ b/tests/ui/type-alias-impl-trait/different_defining_uses_never_type-3.stderr @@ -5,10 +5,10 @@ LL | let y: Tait<U> = 1i32; | ^^^^ expected `()`, got `i32` | note: previous use here - --> $DIR/different_defining_uses_never_type-3.rs:13:22 + --> $DIR/different_defining_uses_never_type-3.rs:14:5 | -LL | let x: Tait<T> = (); - | ^^ +LL | x + | ^ error: aborting due to 1 previous error diff --git a/tests/ui/type-alias-impl-trait/different_defining_uses_never_type.stderr b/tests/ui/type-alias-impl-trait/different_defining_uses_never_type.stderr index 38afa3cbcd0..0914dd1c546 100644 --- a/tests/ui/type-alias-impl-trait/different_defining_uses_never_type.stderr +++ b/tests/ui/type-alias-impl-trait/different_defining_uses_never_type.stderr @@ -2,13 +2,13 @@ error: concrete type differs from previous defining opaque type use --> $DIR/different_defining_uses_never_type.rs:14:13 | LL | fn bar() -> Foo { - | ^^^ expected `&'static str`, got `()` + | ^^^ expected `&str`, got `()` | note: previous use here - --> $DIR/different_defining_uses_never_type.rs:10:5 + --> $DIR/different_defining_uses_never_type.rs:9:13 | -LL | "" - | ^^ +LL | fn foo() -> Foo { + | ^^^ error: aborting due to 1 previous error diff --git a/tests/ui/type-alias-impl-trait/different_defining_uses_never_type3.stderr b/tests/ui/type-alias-impl-trait/different_defining_uses_never_type3.stderr index 21fab818063..78a9f6b6365 100644 --- a/tests/ui/type-alias-impl-trait/different_defining_uses_never_type3.stderr +++ b/tests/ui/type-alias-impl-trait/different_defining_uses_never_type3.stderr @@ -5,10 +5,10 @@ LL | fn two() -> Tait { Two::<()>(todo!()) } | ^^^^ expected `One`, got `Two<()>` | note: previous use here - --> $DIR/different_defining_uses_never_type3.rs:7:20 + --> $DIR/different_defining_uses_never_type3.rs:7:13 | LL | fn one() -> Tait { One } - | ^^^ + | ^^^^ error: aborting due to 1 previous error diff --git a/tests/ui/type-alias-impl-trait/failed-to-normalize-ice-99945.rs b/tests/ui/type-alias-impl-trait/failed-to-normalize-ice-99945.rs index 726820bbd5a..c2578297006 100644 --- a/tests/ui/type-alias-impl-trait/failed-to-normalize-ice-99945.rs +++ b/tests/ui/type-alias-impl-trait/failed-to-normalize-ice-99945.rs @@ -31,7 +31,6 @@ impl<F: for<'a> Fn(&'a ()) -> StateWidget<'a>> Widget<()> for StatefulWidget<F> fn new_stateful_widget<F: for<'a> Fn(&'a ()) -> StateWidget<'a>>(build: F) -> impl Widget<()> { //~^ ERROR item does not constrain StatefulWidget(build) - //~^ ERROR expected generic lifetime parameter, found `'a` } fn main() { diff --git a/tests/ui/type-alias-impl-trait/failed-to-normalize-ice-99945.stderr b/tests/ui/type-alias-impl-trait/failed-to-normalize-ice-99945.stderr index 4f5c65adab9..dee729e1f9f 100644 --- a/tests/ui/type-alias-impl-trait/failed-to-normalize-ice-99945.stderr +++ b/tests/ui/type-alias-impl-trait/failed-to-normalize-ice-99945.stderr @@ -24,17 +24,8 @@ note: this opaque type is supposed to be constrained LL | type StateWidget<'a> = impl Widget<&'a ()>; | ^^^^^^^^^^^^^^^^^^^ -error[E0792]: expected generic lifetime parameter, found `'a` - --> $DIR/failed-to-normalize-ice-99945.rs:33:5 - | -LL | type StateWidget<'a> = impl Widget<&'a ()>; - | -- this generic parameter must be used with a generic lifetime parameter -... -LL | StatefulWidget(build) - | ^^^^^^^^^^^^^^^^^^^^^ - error[E0308]: mismatched types - --> $DIR/failed-to-normalize-ice-99945.rs:38:29 + --> $DIR/failed-to-normalize-ice-99945.rs:37:29 | LL | type StateWidget<'a> = impl Widget<&'a ()>; | ------------------- the expected opaque type @@ -45,7 +36,6 @@ LL | new_stateful_widget(|_| ()).make_state(); = note: expected opaque type `StateWidget<'_>` found unit type `()` -error: aborting due to 4 previous errors +error: aborting due to 3 previous errors -Some errors have detailed explanations: E0308, E0792. -For more information about an error, try `rustc --explain E0308`. +For more information about this error, try `rustc --explain E0308`. diff --git a/tests/ui/type-alias-impl-trait/generic_different_defining_uses.rs b/tests/ui/type-alias-impl-trait/generic_different_defining_uses.rs index d55a9a376b9..41fb6fe8587 100644 --- a/tests/ui/type-alias-impl-trait/generic_different_defining_uses.rs +++ b/tests/ui/type-alias-impl-trait/generic_different_defining_uses.rs @@ -11,6 +11,6 @@ fn my_iter<T>(t: T) -> MyIter<T> { #[define_opaque(MyIter)] fn my_iter2<T>(t: T) -> MyIter<T> { - Some(t).into_iter() //~^ ERROR concrete type differs from previous + Some(t).into_iter() } diff --git a/tests/ui/type-alias-impl-trait/generic_different_defining_uses.stderr b/tests/ui/type-alias-impl-trait/generic_different_defining_uses.stderr index 6d3279144d8..b4be8542163 100644 --- a/tests/ui/type-alias-impl-trait/generic_different_defining_uses.stderr +++ b/tests/ui/type-alias-impl-trait/generic_different_defining_uses.stderr @@ -1,14 +1,14 @@ error: concrete type differs from previous defining opaque type use - --> $DIR/generic_different_defining_uses.rs:14:5 + --> $DIR/generic_different_defining_uses.rs:13:25 | -LL | Some(t).into_iter() - | ^^^^^^^^^^^^^^^^^^^ expected `std::iter::Once<T>`, got `std::option::IntoIter<T>` +LL | fn my_iter2<T>(t: T) -> MyIter<T> { + | ^^^^^^^^^ expected `std::iter::Once<T>`, got `std::option::IntoIter<T>` | note: previous use here - --> $DIR/generic_different_defining_uses.rs:9:5 + --> $DIR/generic_different_defining_uses.rs:8:24 | -LL | std::iter::once(t) - | ^^^^^^^^^^^^^^^^^^ +LL | fn my_iter<T>(t: T) -> MyIter<T> { + | ^^^^^^^^^ error: aborting due to 1 previous error diff --git a/tests/ui/type-alias-impl-trait/generic_duplicate_param_use.rs b/tests/ui/type-alias-impl-trait/generic_duplicate_param_use.rs index e8ed38a24ce..6e791a3bdb9 100644 --- a/tests/ui/type-alias-impl-trait/generic_duplicate_param_use.rs +++ b/tests/ui/type-alias-impl-trait/generic_duplicate_param_use.rs @@ -20,8 +20,8 @@ type TwoConsts<const X: usize, const Y: usize> = impl Debug; #[define_opaque(TwoTys)] fn one_ty<T: Debug>(t: T) -> TwoTys<T, T> { - t //~^ ERROR non-defining opaque type use in defining scope + t } #[define_opaque(TwoLifetimes)] @@ -32,6 +32,6 @@ fn one_lifetime<'a>(t: &'a u32) -> TwoLifetimes<'a, 'a> { #[define_opaque(TwoConsts)] fn one_const<const N: usize>(t: *mut [u8; N]) -> TwoConsts<N, N> { - t //~^ ERROR non-defining opaque type use in defining scope + t } diff --git a/tests/ui/type-alias-impl-trait/generic_duplicate_param_use.stderr b/tests/ui/type-alias-impl-trait/generic_duplicate_param_use.stderr index 3e048c8138d..022e534df1a 100644 --- a/tests/ui/type-alias-impl-trait/generic_duplicate_param_use.stderr +++ b/tests/ui/type-alias-impl-trait/generic_duplicate_param_use.stderr @@ -1,8 +1,8 @@ error: non-defining opaque type use in defining scope - --> $DIR/generic_duplicate_param_use.rs:23:5 + --> $DIR/generic_duplicate_param_use.rs:22:30 | -LL | t - | ^ +LL | fn one_ty<T: Debug>(t: T) -> TwoTys<T, T> { + | ^^^^^^^^^^^^ | note: type used multiple times --> $DIR/generic_duplicate_param_use.rs:15:13 @@ -23,10 +23,10 @@ LL | type TwoLifetimes<'a, 'b> = impl Debug; | ^^ ^^ error: non-defining opaque type use in defining scope - --> $DIR/generic_duplicate_param_use.rs:35:5 + --> $DIR/generic_duplicate_param_use.rs:34:50 | -LL | t - | ^ +LL | fn one_const<const N: usize>(t: *mut [u8; N]) -> TwoConsts<N, N> { + | ^^^^^^^^^^^^^^^ | note: constant used multiple times --> $DIR/generic_duplicate_param_use.rs:19:16 diff --git a/tests/ui/type-alias-impl-trait/generic_duplicate_param_use3.rs b/tests/ui/type-alias-impl-trait/generic_duplicate_param_use3.rs index f732b233396..873c7b614b6 100644 --- a/tests/ui/type-alias-impl-trait/generic_duplicate_param_use3.rs +++ b/tests/ui/type-alias-impl-trait/generic_duplicate_param_use3.rs @@ -14,6 +14,6 @@ fn two<T: Debug, U>(t: T, _: U) -> Two<T, U> { #[define_opaque(Two)] fn three<T, U: Debug>(_: T, u: U) -> Two<T, U> { - u //~^ ERROR concrete type differs + u } diff --git a/tests/ui/type-alias-impl-trait/generic_duplicate_param_use3.stderr b/tests/ui/type-alias-impl-trait/generic_duplicate_param_use3.stderr index b0a1bd77f85..3f5f2c93c59 100644 --- a/tests/ui/type-alias-impl-trait/generic_duplicate_param_use3.stderr +++ b/tests/ui/type-alias-impl-trait/generic_duplicate_param_use3.stderr @@ -1,14 +1,14 @@ error: concrete type differs from previous defining opaque type use - --> $DIR/generic_duplicate_param_use3.rs:17:5 + --> $DIR/generic_duplicate_param_use3.rs:16:38 | -LL | u - | ^ expected `T`, got `U` +LL | fn three<T, U: Debug>(_: T, u: U) -> Two<T, U> { + | ^^^^^^^^^ expected `T`, got `U` | note: previous use here - --> $DIR/generic_duplicate_param_use3.rs:12:5 + --> $DIR/generic_duplicate_param_use3.rs:11:36 | -LL | t - | ^ +LL | fn two<T: Debug, U>(t: T, _: U) -> Two<T, U> { + | ^^^^^^^^^ error: aborting due to 1 previous error diff --git a/tests/ui/type-alias-impl-trait/generic_duplicate_param_use5.rs b/tests/ui/type-alias-impl-trait/generic_duplicate_param_use5.rs index d450bef5758..1d4d3ab737f 100644 --- a/tests/ui/type-alias-impl-trait/generic_duplicate_param_use5.rs +++ b/tests/ui/type-alias-impl-trait/generic_duplicate_param_use5.rs @@ -14,6 +14,6 @@ fn two<T: Debug, U: Debug>(t: T, u: U) -> Two<T, U> { #[define_opaque(Two)] fn three<T: Debug, U: Debug>(t: T, u: U) -> Two<T, U> { - (u, t) //~^ ERROR concrete type differs + (u, t) } diff --git a/tests/ui/type-alias-impl-trait/generic_duplicate_param_use5.stderr b/tests/ui/type-alias-impl-trait/generic_duplicate_param_use5.stderr index b8a2a937416..59b37a8b792 100644 --- a/tests/ui/type-alias-impl-trait/generic_duplicate_param_use5.stderr +++ b/tests/ui/type-alias-impl-trait/generic_duplicate_param_use5.stderr @@ -1,14 +1,14 @@ error: concrete type differs from previous defining opaque type use - --> $DIR/generic_duplicate_param_use5.rs:17:5 + --> $DIR/generic_duplicate_param_use5.rs:16:45 | -LL | (u, t) - | ^^^^^^ expected `(T, U)`, got `(U, T)` +LL | fn three<T: Debug, U: Debug>(t: T, u: U) -> Two<T, U> { + | ^^^^^^^^^ expected `(T, U)`, got `(U, T)` | note: previous use here - --> $DIR/generic_duplicate_param_use5.rs:12:5 + --> $DIR/generic_duplicate_param_use5.rs:11:43 | -LL | (t, u) - | ^^^^^^ +LL | fn two<T: Debug, U: Debug>(t: T, u: U) -> Two<T, U> { + | ^^^^^^^^^ error: aborting due to 1 previous error diff --git a/tests/ui/type-alias-impl-trait/generic_duplicate_param_use6.rs b/tests/ui/type-alias-impl-trait/generic_duplicate_param_use6.rs index 24d03b9e60d..961e2910dbe 100644 --- a/tests/ui/type-alias-impl-trait/generic_duplicate_param_use6.rs +++ b/tests/ui/type-alias-impl-trait/generic_duplicate_param_use6.rs @@ -14,6 +14,6 @@ fn two<T: Copy + Debug, U: Debug>(t: T, u: U) -> Two<T, U> { #[define_opaque(Two)] fn three<T: Copy + Debug, U: Debug>(t: T, u: U) -> Two<T, U> { - (u, t) //~^ ERROR concrete type differs + (u, t) } diff --git a/tests/ui/type-alias-impl-trait/generic_duplicate_param_use6.stderr b/tests/ui/type-alias-impl-trait/generic_duplicate_param_use6.stderr index 983e58d3c70..0940d6f541f 100644 --- a/tests/ui/type-alias-impl-trait/generic_duplicate_param_use6.stderr +++ b/tests/ui/type-alias-impl-trait/generic_duplicate_param_use6.stderr @@ -1,14 +1,14 @@ error: concrete type differs from previous defining opaque type use - --> $DIR/generic_duplicate_param_use6.rs:17:5 + --> $DIR/generic_duplicate_param_use6.rs:16:52 | -LL | (u, t) - | ^^^^^^ expected `(T, T)`, got `(U, T)` +LL | fn three<T: Copy + Debug, U: Debug>(t: T, u: U) -> Two<T, U> { + | ^^^^^^^^^ expected `(T, T)`, got `(U, T)` | note: previous use here - --> $DIR/generic_duplicate_param_use6.rs:12:5 + --> $DIR/generic_duplicate_param_use6.rs:11:50 | -LL | (t, t) - | ^^^^^^ +LL | fn two<T: Copy + Debug, U: Debug>(t: T, u: U) -> Two<T, U> { + | ^^^^^^^^^ error: aborting due to 1 previous error diff --git a/tests/ui/type-alias-impl-trait/generic_duplicate_param_use8.rs b/tests/ui/type-alias-impl-trait/generic_duplicate_param_use8.rs index 03057c84782..d01cc7ff04e 100644 --- a/tests/ui/type-alias-impl-trait/generic_duplicate_param_use8.rs +++ b/tests/ui/type-alias-impl-trait/generic_duplicate_param_use8.rs @@ -13,6 +13,6 @@ fn two<T: Debug, U: Debug>(t: T, _: U) -> Two<T, U> { #[define_opaque(Two)] fn three<T: Debug, U: Debug>(_: T, u: U) -> Two<T, U> { - (u, 4u32) //~^ concrete type differs + (u, 4u32) } diff --git a/tests/ui/type-alias-impl-trait/generic_duplicate_param_use8.stderr b/tests/ui/type-alias-impl-trait/generic_duplicate_param_use8.stderr index 48c98c1e2b1..f9615d455d1 100644 --- a/tests/ui/type-alias-impl-trait/generic_duplicate_param_use8.stderr +++ b/tests/ui/type-alias-impl-trait/generic_duplicate_param_use8.stderr @@ -1,14 +1,14 @@ error: concrete type differs from previous defining opaque type use - --> $DIR/generic_duplicate_param_use8.rs:16:5 + --> $DIR/generic_duplicate_param_use8.rs:15:45 | -LL | (u, 4u32) - | ^^^^^^^^^ expected `(T, u32)`, got `(U, u32)` +LL | fn three<T: Debug, U: Debug>(_: T, u: U) -> Two<T, U> { + | ^^^^^^^^^ expected `(T, u32)`, got `(U, u32)` | note: previous use here - --> $DIR/generic_duplicate_param_use8.rs:11:5 + --> $DIR/generic_duplicate_param_use8.rs:10:43 | -LL | (t, 4u32) - | ^^^^^^^^^ +LL | fn two<T: Debug, U: Debug>(t: T, _: U) -> Two<T, U> { + | ^^^^^^^^^ error: aborting due to 1 previous error diff --git a/tests/ui/type-alias-impl-trait/generic_duplicate_param_use9.rs b/tests/ui/type-alias-impl-trait/generic_duplicate_param_use9.rs index 74176550ab2..ec03ff1675e 100644 --- a/tests/ui/type-alias-impl-trait/generic_duplicate_param_use9.rs +++ b/tests/ui/type-alias-impl-trait/generic_duplicate_param_use9.rs @@ -18,6 +18,6 @@ fn two<T: Debug + Foo, U: Debug>(t: T, u: U) -> Two<T, U> { #[define_opaque(Two)] fn three<T: Debug, U: Debug>(t: T, u: U) -> Two<T, U> { - (t, u, 42) //~^ ERROR concrete type differs + (t, u, 42) } diff --git a/tests/ui/type-alias-impl-trait/generic_duplicate_param_use9.stderr b/tests/ui/type-alias-impl-trait/generic_duplicate_param_use9.stderr index 542324c949f..df9984cd073 100644 --- a/tests/ui/type-alias-impl-trait/generic_duplicate_param_use9.stderr +++ b/tests/ui/type-alias-impl-trait/generic_duplicate_param_use9.stderr @@ -1,14 +1,14 @@ error: concrete type differs from previous defining opaque type use - --> $DIR/generic_duplicate_param_use9.rs:21:5 + --> $DIR/generic_duplicate_param_use9.rs:20:45 | -LL | (t, u, 42) - | ^^^^^^^^^^ expected `(A, B, <A as Foo>::Bar)`, got `(A, B, i32)` +LL | fn three<T: Debug, U: Debug>(t: T, u: U) -> Two<T, U> { + | ^^^^^^^^^ expected `(A, B, <A as Foo>::Bar)`, got `(A, B, i32)` | note: previous use here - --> $DIR/generic_duplicate_param_use9.rs:16:5 + --> $DIR/generic_duplicate_param_use9.rs:15:49 | -LL | (t, u, T::BAR) - | ^^^^^^^^^^^^^^ +LL | fn two<T: Debug + Foo, U: Debug>(t: T, u: U) -> Two<T, U> { + | ^^^^^^^^^ error: aborting due to 1 previous error diff --git a/tests/ui/type-alias-impl-trait/generic_nondefining_use.rs b/tests/ui/type-alias-impl-trait/generic_nondefining_use.rs index 7791410294c..cf38c93bd92 100644 --- a/tests/ui/type-alias-impl-trait/generic_nondefining_use.rs +++ b/tests/ui/type-alias-impl-trait/generic_nondefining_use.rs @@ -14,8 +14,8 @@ type OneConst<const X: usize> = impl Debug; #[define_opaque(OneTy)] fn concrete_ty() -> OneTy<u32> { - 5u32 //~^ ERROR: expected generic type parameter, found `u32` + 5u32 } #[define_opaque(OneLifetime)] @@ -26,6 +26,6 @@ fn concrete_lifetime() -> OneLifetime<'static> { #[define_opaque(OneConst)] fn concrete_const() -> OneConst<{ 123 }> { - 7u32 //~^ ERROR: expected generic constant parameter, found `123` + 7u32 } diff --git a/tests/ui/type-alias-impl-trait/generic_nondefining_use.stderr b/tests/ui/type-alias-impl-trait/generic_nondefining_use.stderr index 1b0ce7cc619..71e415271ee 100644 --- a/tests/ui/type-alias-impl-trait/generic_nondefining_use.stderr +++ b/tests/ui/type-alias-impl-trait/generic_nondefining_use.stderr @@ -1,11 +1,11 @@ error[E0792]: expected generic type parameter, found `u32` - --> $DIR/generic_nondefining_use.rs:17:5 + --> $DIR/generic_nondefining_use.rs:16:21 | LL | type OneTy<T> = impl Debug; | - this generic parameter must be used with a generic type parameter ... -LL | 5u32 - | ^^^^ +LL | fn concrete_ty() -> OneTy<u32> { + | ^^^^^^^^^^ error[E0792]: expected generic lifetime parameter, found `'static` --> $DIR/generic_nondefining_use.rs:23:5 @@ -17,13 +17,13 @@ LL | 6u32 | ^^^^ error[E0792]: expected generic constant parameter, found `123` - --> $DIR/generic_nondefining_use.rs:29:5 + --> $DIR/generic_nondefining_use.rs:28:24 | LL | type OneConst<const X: usize> = impl Debug; | -------------- this generic parameter must be used with a generic constant parameter ... -LL | 7u32 - | ^^^^ +LL | fn concrete_const() -> OneConst<{ 123 }> { + | ^^^^^^^^^^^^^^^^^ error: aborting due to 3 previous errors diff --git a/tests/ui/type-alias-impl-trait/generic_not_used.rs b/tests/ui/type-alias-impl-trait/generic_not_used.rs index 6042cdd30a9..f270f65f43e 100644 --- a/tests/ui/type-alias-impl-trait/generic_not_used.rs +++ b/tests/ui/type-alias-impl-trait/generic_not_used.rs @@ -7,6 +7,6 @@ type WrongGeneric<T: 'static> = impl 'static; #[define_opaque(WrongGeneric)] fn wrong_generic<U: 'static, V: 'static>(_: U, v: V) -> WrongGeneric<U> { - v //~^ ERROR type parameter `V` is part of concrete type but not used in parameter list + v } diff --git a/tests/ui/type-alias-impl-trait/generic_not_used.stderr b/tests/ui/type-alias-impl-trait/generic_not_used.stderr index 5fe2fefcecf..a480040006e 100644 --- a/tests/ui/type-alias-impl-trait/generic_not_used.stderr +++ b/tests/ui/type-alias-impl-trait/generic_not_used.stderr @@ -5,10 +5,10 @@ LL | type WrongGeneric<T: 'static> = impl 'static; | ^^^^^^^^^^^^ error: type parameter `V` is part of concrete type but not used in parameter list for the `impl Trait` type alias - --> $DIR/generic_not_used.rs:10:5 + --> $DIR/generic_not_used.rs:9:57 | -LL | v - | ^ +LL | fn wrong_generic<U: 'static, V: 'static>(_: U, v: V) -> WrongGeneric<U> { + | ^^^^^^^^^^^^^^^ error: aborting due to 2 previous errors diff --git a/tests/ui/type-alias-impl-trait/hkl_forbidden4.rs b/tests/ui/type-alias-impl-trait/hkl_forbidden4.rs index cbd8150d117..4b4db8ec2ed 100644 --- a/tests/ui/type-alias-impl-trait/hkl_forbidden4.rs +++ b/tests/ui/type-alias-impl-trait/hkl_forbidden4.rs @@ -10,18 +10,15 @@ use std::future::Future; type FutNothing<'a> = impl 'a + Future<Output = ()>; async fn operation(_: &mut ()) -> () { - //~^ ERROR: concrete type differs from previous call(operation).await - //~^ ERROR: expected generic lifetime parameter, found `'any` + //~^ ERROR: concrete type differs from previous } #[define_opaque(FutNothing)] async fn call<F>(_f: F) -//~^ ERROR item does not constrain +//~^ ERROR item does not constrain `FutNothing::{opaque#0}` where for<'any> F: FnMut(&'any mut ()) -> FutNothing<'any>, -{ - //~^ ERROR: expected generic lifetime parameter, found `'any` -} +{} fn main() {} diff --git a/tests/ui/type-alias-impl-trait/hkl_forbidden4.stderr b/tests/ui/type-alias-impl-trait/hkl_forbidden4.stderr index 2c0be0cbcdc..2aacf969837 100644 --- a/tests/ui/type-alias-impl-trait/hkl_forbidden4.stderr +++ b/tests/ui/type-alias-impl-trait/hkl_forbidden4.stderr @@ -1,5 +1,5 @@ error: item does not constrain `FutNothing::{opaque#0}` - --> $DIR/hkl_forbidden4.rs:19:10 + --> $DIR/hkl_forbidden4.rs:18:10 | LL | async fn call<F>(_f: F) | ^^^^ @@ -12,37 +12,16 @@ LL | type FutNothing<'a> = impl 'a + Future<Output = ()>; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ error: concrete type differs from previous defining opaque type use - --> $DIR/hkl_forbidden4.rs:12:1 + --> $DIR/hkl_forbidden4.rs:13:5 | -LL | async fn operation(_: &mut ()) -> () { - | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `FutNothing<'_>`, got `{async fn body of operation()}` +LL | call(operation).await + | ^^^^^^^^^^^^^^^ expected `{async fn body of operation()}`, got `FutNothing<'_>` | note: previous use here - --> $DIR/hkl_forbidden4.rs:14:5 - | -LL | call(operation).await - | ^^^^^^^^^^^^^^^ - -error[E0792]: expected generic lifetime parameter, found `'any` - --> $DIR/hkl_forbidden4.rs:14:5 + --> $DIR/hkl_forbidden4.rs:12:1 | LL | async fn operation(_: &mut ()) -> () { - | - this generic parameter must be used with a generic lifetime parameter -LL | -LL | call(operation).await - | ^^^^^^^^^^^^^^^ - -error[E0792]: expected generic lifetime parameter, found `'any` - --> $DIR/hkl_forbidden4.rs:23:1 - | -LL | type FutNothing<'a> = impl 'a + Future<Output = ()>; - | -- this generic parameter must be used with a generic lifetime parameter -... -LL | / { -LL | | -LL | | } - | |_^ + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ -error: aborting due to 4 previous errors +error: aborting due to 2 previous errors -For more information about this error, try `rustc --explain E0792`. diff --git a/tests/ui/type-alias-impl-trait/in-where-clause.stderr b/tests/ui/type-alias-impl-trait/in-where-clause.stderr index 114cac64573..9fcb26c20a6 100644 --- a/tests/ui/type-alias-impl-trait/in-where-clause.stderr +++ b/tests/ui/type-alias-impl-trait/in-where-clause.stderr @@ -20,6 +20,41 @@ error[E0391]: cycle detected when computing type of opaque `Bar::{opaque#0}` LL | type Bar = impl Sized; | ^^^^^^^^^^ | +note: ...which requires borrow-checking `foo`... + --> $DIR/in-where-clause.rs:9:1 + | +LL | / fn foo() -> Bar +LL | | where +LL | | Bar: Send, + | |______________^ +note: ...which requires promoting constants in MIR for `foo`... + --> $DIR/in-where-clause.rs:9:1 + | +LL | / fn foo() -> Bar +LL | | where +LL | | Bar: Send, + | |______________^ +note: ...which requires checking if `foo` contains FFI-unwind calls... + --> $DIR/in-where-clause.rs:9:1 + | +LL | / fn foo() -> Bar +LL | | where +LL | | Bar: Send, + | |______________^ +note: ...which requires building MIR for `foo`... + --> $DIR/in-where-clause.rs:9:1 + | +LL | / fn foo() -> Bar +LL | | where +LL | | Bar: Send, + | |______________^ +note: ...which requires match-checking `foo`... + --> $DIR/in-where-clause.rs:9:1 + | +LL | / fn foo() -> Bar +LL | | where +LL | | Bar: Send, + | |______________^ note: ...which requires type-checking `foo`... --> $DIR/in-where-clause.rs:9:1 | diff --git a/tests/ui/type-alias-impl-trait/issue-109054.rs b/tests/ui/type-alias-impl-trait/issue-109054.rs index 0c9304a42f3..a8bb5ee3301 100644 --- a/tests/ui/type-alias-impl-trait/issue-109054.rs +++ b/tests/ui/type-alias-impl-trait/issue-109054.rs @@ -18,7 +18,7 @@ impl std::ops::Deref for CallMe { async move { *val * 2 } } - &inner //~ ERROR: expected generic lifetime parameter, found `'_` + &inner } } diff --git a/tests/ui/type-alias-impl-trait/issue-109054.stderr b/tests/ui/type-alias-impl-trait/issue-109054.stderr index 919b0a287c4..5ce6f54e5f9 100644 --- a/tests/ui/type-alias-impl-trait/issue-109054.stderr +++ b/tests/ui/type-alias-impl-trait/issue-109054.stderr @@ -11,15 +11,5 @@ note: this opaque type is supposed to be constrained LL | type ReturnType<'a> = impl std::future::Future<Output = u32> + 'a; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ -error[E0792]: expected generic lifetime parameter, found `'_` - --> $DIR/issue-109054.rs:21:9 - | -LL | type ReturnType<'a> = impl std::future::Future<Output = u32> + 'a; - | -- this generic parameter must be used with a generic lifetime parameter -... -LL | &inner - | ^^^^^^ - -error: aborting due to 2 previous errors +error: aborting due to 1 previous error -For more information about this error, try `rustc --explain E0792`. diff --git a/tests/ui/type-alias-impl-trait/issue-53092-2.stderr b/tests/ui/type-alias-impl-trait/issue-53092-2.stderr index 3062e55dc49..c8db9fdfc57 100644 --- a/tests/ui/type-alias-impl-trait/issue-53092-2.stderr +++ b/tests/ui/type-alias-impl-trait/issue-53092-2.stderr @@ -9,6 +9,31 @@ note: ...which requires computing type of opaque `Bug::{opaque#0}`... | LL | type Bug<T, U> = impl Fn(T) -> U + Copy; | ^^^^^^^^^^^^^^^^^^^^^^ +note: ...which requires borrow-checking `CONST_BUG`... + --> $DIR/issue-53092-2.rs:8:1 + | +LL | const CONST_BUG: Bug<u8, ()> = unsafe { std::mem::transmute(|_: u8| ()) }; + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ +note: ...which requires promoting constants in MIR for `CONST_BUG`... + --> $DIR/issue-53092-2.rs:8:1 + | +LL | const CONST_BUG: Bug<u8, ()> = unsafe { std::mem::transmute(|_: u8| ()) }; + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ +note: ...which requires const checking `CONST_BUG`... + --> $DIR/issue-53092-2.rs:8:1 + | +LL | const CONST_BUG: Bug<u8, ()> = unsafe { std::mem::transmute(|_: u8| ()) }; + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ +note: ...which requires building MIR for `CONST_BUG`... + --> $DIR/issue-53092-2.rs:8:1 + | +LL | const CONST_BUG: Bug<u8, ()> = unsafe { std::mem::transmute(|_: u8| ()) }; + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ +note: ...which requires match-checking `CONST_BUG`... + --> $DIR/issue-53092-2.rs:8:1 + | +LL | const CONST_BUG: Bug<u8, ()> = unsafe { std::mem::transmute(|_: u8| ()) }; + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ note: ...which requires type-checking `CONST_BUG`... --> $DIR/issue-53092-2.rs:8:1 | diff --git a/tests/ui/type-alias-impl-trait/issue-53598.rs b/tests/ui/type-alias-impl-trait/issue-53598.rs index e3e2787b66b..3262c69cf5a 100644 --- a/tests/ui/type-alias-impl-trait/issue-53598.rs +++ b/tests/ui/type-alias-impl-trait/issue-53598.rs @@ -17,8 +17,8 @@ impl Foo for S2 { type Item = impl Debug; fn foo<T: Debug>(_: T) -> Self::Item { - S::<T>(Default::default()) //~^ Error type parameter `T` is part of concrete type but not used in parameter list for the `impl Trait` type alias + S::<T>(Default::default()) } } diff --git a/tests/ui/type-alias-impl-trait/issue-53598.stderr b/tests/ui/type-alias-impl-trait/issue-53598.stderr index a31aabedba5..f1dd3c69443 100644 --- a/tests/ui/type-alias-impl-trait/issue-53598.stderr +++ b/tests/ui/type-alias-impl-trait/issue-53598.stderr @@ -1,8 +1,8 @@ error: type parameter `T` is part of concrete type but not used in parameter list for the `impl Trait` type alias - --> $DIR/issue-53598.rs:20:9 + --> $DIR/issue-53598.rs:19:31 | -LL | S::<T>(Default::default()) - | ^^^^^^^^^^^^^^^^^^^^^^^^^^ +LL | fn foo<T: Debug>(_: T) -> Self::Item { + | ^^^^^^^^^^ error: aborting due to 1 previous error diff --git a/tests/ui/type-alias-impl-trait/issue-60564.rs b/tests/ui/type-alias-impl-trait/issue-60564.rs index f28258b3b22..ae9a4d02670 100644 --- a/tests/ui/type-alias-impl-trait/issue-60564.rs +++ b/tests/ui/type-alias-impl-trait/issue-60564.rs @@ -18,8 +18,8 @@ where type BitsIter = IterBitsIter<T, E, u8>; #[define_opaque(IterBitsIter)] fn iter_bits(self, n: u8) -> Self::BitsIter { - (0u8..n).rev().map(move |shift| ((self >> T::from(shift)) & T::from(1)).try_into().unwrap()) //~^ ERROR expected generic type parameter, found `u8` + (0u8..n).rev().map(move |shift| ((self >> T::from(shift)) & T::from(1)).try_into().unwrap()) } } diff --git a/tests/ui/type-alias-impl-trait/issue-60564.stderr b/tests/ui/type-alias-impl-trait/issue-60564.stderr index 6aaed7d4296..bfe8d92fedd 100644 --- a/tests/ui/type-alias-impl-trait/issue-60564.stderr +++ b/tests/ui/type-alias-impl-trait/issue-60564.stderr @@ -1,11 +1,11 @@ error[E0792]: expected generic type parameter, found `u8` - --> $DIR/issue-60564.rs:21:9 + --> $DIR/issue-60564.rs:20:34 | LL | type IterBitsIter<T, E, I> = impl std::iter::Iterator<Item = I>; | - this generic parameter must be used with a generic type parameter ... -LL | (0u8..n).rev().map(move |shift| ((self >> T::from(shift)) & T::from(1)).try_into().unwrap()) - | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ +LL | fn iter_bits(self, n: u8) -> Self::BitsIter { + | ^^^^^^^^^^^^^^ error: aborting due to 1 previous error diff --git a/tests/ui/type-alias-impl-trait/issue-68368-non-defining-use-2.stderr b/tests/ui/type-alias-impl-trait/issue-68368-non-defining-use-2.stderr index 178aa5cf345..e58b2d4aa60 100644 --- a/tests/ui/type-alias-impl-trait/issue-68368-non-defining-use-2.stderr +++ b/tests/ui/type-alias-impl-trait/issue-68368-non-defining-use-2.stderr @@ -1,11 +1,11 @@ error[E0792]: expected generic type parameter, found `()` - --> $DIR/issue-68368-non-defining-use-2.rs:10:29 + --> $DIR/issue-68368-non-defining-use-2.rs:10:15 | LL | type Alias<'a, U> = impl Trait<U>; | - this generic parameter must be used with a generic type parameter ... LL | fn f<'a>() -> Alias<'a, ()> {} - | ^^ + | ^^^^^^^^^^^^^ error: aborting due to 1 previous error diff --git a/tests/ui/type-alias-impl-trait/issue-68368-non-defining-use.stderr b/tests/ui/type-alias-impl-trait/issue-68368-non-defining-use.stderr index bfbd506a7a5..3ec19e20600 100644 --- a/tests/ui/type-alias-impl-trait/issue-68368-non-defining-use.stderr +++ b/tests/ui/type-alias-impl-trait/issue-68368-non-defining-use.stderr @@ -1,11 +1,11 @@ error[E0792]: expected generic type parameter, found `()` - --> $DIR/issue-68368-non-defining-use.rs:10:29 + --> $DIR/issue-68368-non-defining-use.rs:10:15 | LL | type Alias<'a, U> = impl Trait<U>; | - this generic parameter must be used with a generic type parameter ... LL | fn f<'a>() -> Alias<'a, ()> {} - | ^^ + | ^^^^^^^^^^^^^ error: aborting due to 1 previous error diff --git a/tests/ui/type-alias-impl-trait/issue-77179.rs b/tests/ui/type-alias-impl-trait/issue-77179.rs index 18afc54dbdc..9e0c8fbbd26 100644 --- a/tests/ui/type-alias-impl-trait/issue-77179.rs +++ b/tests/ui/type-alias-impl-trait/issue-77179.rs @@ -6,9 +6,9 @@ type Pointer<T> = impl std::ops::Deref<Target = T>; #[define_opaque(Pointer)] fn test() -> Pointer<_> { - //~^ ERROR: the placeholder `_` is not allowed within types + //~^ ERROR the placeholder `_` is not allowed within types + //~| ERROR expected generic type parameter, found `i32` Box::new(1) - //~^ ERROR: expected generic type parameter, found `i32` } fn main() { @@ -17,5 +17,5 @@ fn main() { extern "Rust" { fn bar() -> Pointer<_>; - //~^ ERROR: the placeholder `_` is not allowed within types + //~^ ERROR the placeholder `_` is not allowed within types } diff --git a/tests/ui/type-alias-impl-trait/issue-77179.stderr b/tests/ui/type-alias-impl-trait/issue-77179.stderr index bc11283f328..c0f197ec48c 100644 --- a/tests/ui/type-alias-impl-trait/issue-77179.stderr +++ b/tests/ui/type-alias-impl-trait/issue-77179.stderr @@ -1,3 +1,12 @@ +error[E0792]: expected generic type parameter, found `i32` + --> $DIR/issue-77179.rs:8:14 + | +LL | type Pointer<T> = impl std::ops::Deref<Target = T>; + | - this generic parameter must be used with a generic type parameter +... +LL | fn test() -> Pointer<_> { + | ^^^^^^^^^^ + error[E0121]: the placeholder `_` is not allowed within types on item signatures for return types --> $DIR/issue-77179.rs:8:22 | @@ -13,15 +22,6 @@ error[E0121]: the placeholder `_` is not allowed within types on item signatures LL | fn bar() -> Pointer<_>; | ^ not allowed in type signatures -error[E0792]: expected generic type parameter, found `i32` - --> $DIR/issue-77179.rs:10:5 - | -LL | type Pointer<T> = impl std::ops::Deref<Target = T>; - | - this generic parameter must be used with a generic type parameter -... -LL | Box::new(1) - | ^^^^^^^^^^^ - error: aborting due to 3 previous errors Some errors have detailed explanations: E0121, E0792. diff --git a/tests/ui/type-alias-impl-trait/multi-error.rs b/tests/ui/type-alias-impl-trait/multi-error.rs index cb4ad4dc633..2f42f14d4cb 100644 --- a/tests/ui/type-alias-impl-trait/multi-error.rs +++ b/tests/ui/type-alias-impl-trait/multi-error.rs @@ -16,8 +16,8 @@ impl Foo for () { type Baz = impl Sized; fn foo() -> (Self::Bar<u32>, Self::Baz) { //~^ ERROR non-defining opaque type use + //~| ERROR expected generic type parameter, found `u32` ((), ()) - //~^ ERROR expected generic type parameter } } diff --git a/tests/ui/type-alias-impl-trait/multi-error.stderr b/tests/ui/type-alias-impl-trait/multi-error.stderr index 761f01b32ac..3cb267c7c26 100644 --- a/tests/ui/type-alias-impl-trait/multi-error.stderr +++ b/tests/ui/type-alias-impl-trait/multi-error.stderr @@ -11,13 +11,13 @@ LL | type Bar<T> = impl Sized; | ^^^^^^^^^^ error[E0792]: expected generic type parameter, found `u32` - --> $DIR/multi-error.rs:19:9 + --> $DIR/multi-error.rs:17:17 | LL | type Bar<T> = impl Sized; | - this generic parameter must be used with a generic type parameter -... -LL | ((), ()) - | ^^^^^^^^ +LL | type Baz = impl Sized; +LL | fn foo() -> (Self::Bar<u32>, Self::Baz) { + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ error: aborting due to 2 previous errors diff --git a/tests/ui/type-alias-impl-trait/multiple-def-uses-in-one-fn-infer.rs b/tests/ui/type-alias-impl-trait/multiple-def-uses-in-one-fn-infer.rs index 3dd2d53fe3d..839ac471623 100644 --- a/tests/ui/type-alias-impl-trait/multiple-def-uses-in-one-fn-infer.rs +++ b/tests/ui/type-alias-impl-trait/multiple-def-uses-in-one-fn-infer.rs @@ -8,7 +8,8 @@ type Y<A, B> = impl std::fmt::Debug; #[define_opaque(Y)] fn g<A, B>() -> (Y<A, B>, Y<B, A>) { - (42_i64, 60) //~ ERROR concrete type differs from previous defining opaque type use + //~^ ERROR concrete type differs from previous defining opaque type use + (42_i64, 60) } fn main() {} diff --git a/tests/ui/type-alias-impl-trait/multiple-def-uses-in-one-fn-infer.stderr b/tests/ui/type-alias-impl-trait/multiple-def-uses-in-one-fn-infer.stderr index d6558576577..e044cbe819e 100644 --- a/tests/ui/type-alias-impl-trait/multiple-def-uses-in-one-fn-infer.stderr +++ b/tests/ui/type-alias-impl-trait/multiple-def-uses-in-one-fn-infer.stderr @@ -1,11 +1,11 @@ error: concrete type differs from previous defining opaque type use - --> $DIR/multiple-def-uses-in-one-fn-infer.rs:11:5 + --> $DIR/multiple-def-uses-in-one-fn-infer.rs:10:17 | -LL | (42_i64, 60) - | ^^^^^^^^^^^^ - | | - | expected `i64`, got `i32` - | this expression supplies two conflicting concrete types for the same opaque type +LL | fn g<A, B>() -> (Y<A, B>, Y<B, A>) { + | ^^^^^^^^^^^^^^^^^^ + | | + | expected `i64`, got `i32` + | this expression supplies two conflicting concrete types for the same opaque type error: aborting due to 1 previous error diff --git a/tests/ui/type-alias-impl-trait/multiple-def-uses-in-one-fn2.rs b/tests/ui/type-alias-impl-trait/multiple-def-uses-in-one-fn2.rs index 1357d772be1..aa31901fc5e 100644 --- a/tests/ui/type-alias-impl-trait/multiple-def-uses-in-one-fn2.rs +++ b/tests/ui/type-alias-impl-trait/multiple-def-uses-in-one-fn2.rs @@ -8,8 +8,8 @@ type X<A: ToString + Clone, B: ToString + Clone> = impl ToString; #[define_opaque(X)] fn f<A: ToString + Clone, B: ToString + Clone>(a: A, b: B) -> (X<A, B>, X<B, A>) { - (a.clone(), a) //~^ ERROR concrete type differs from previous defining opaque type + (a.clone(), a) } fn main() { diff --git a/tests/ui/type-alias-impl-trait/multiple-def-uses-in-one-fn2.stderr b/tests/ui/type-alias-impl-trait/multiple-def-uses-in-one-fn2.stderr index 15e9b6fbf76..8d79b37f0f5 100644 --- a/tests/ui/type-alias-impl-trait/multiple-def-uses-in-one-fn2.stderr +++ b/tests/ui/type-alias-impl-trait/multiple-def-uses-in-one-fn2.stderr @@ -1,11 +1,11 @@ error: concrete type differs from previous defining opaque type use - --> $DIR/multiple-def-uses-in-one-fn2.rs:11:5 + --> $DIR/multiple-def-uses-in-one-fn2.rs:10:63 | -LL | (a.clone(), a) - | ^^^^^^^^^^^^^^ - | | - | expected `A`, got `B` - | this expression supplies two conflicting concrete types for the same opaque type +LL | fn f<A: ToString + Clone, B: ToString + Clone>(a: A, b: B) -> (X<A, B>, X<B, A>) { + | ^^^^^^^^^^^^^^^^^^ + | | + | expected `A`, got `B` + | this expression supplies two conflicting concrete types for the same opaque type error: aborting due to 1 previous error diff --git a/tests/ui/type-alias-impl-trait/nested_type_alias_impl_trait.rs b/tests/ui/type-alias-impl-trait/nested_type_alias_impl_trait.rs index 5adae476bfe..57fa86f5eb7 100644 --- a/tests/ui/type-alias-impl-trait/nested_type_alias_impl_trait.rs +++ b/tests/ui/type-alias-impl-trait/nested_type_alias_impl_trait.rs @@ -12,7 +12,7 @@ pub fn get_foo() -> Foo { #[define_opaque(Foot, Foo)] pub fn get_foot(_: Foo) -> Foot { - //~^ ERROR: item does not constrain `Foo::{opaque#0}` + //~^ ERROR item does not constrain `Foo::{opaque#0}` get_foo() //~ ERROR opaque type's hidden type cannot be another opaque type } diff --git a/tests/ui/type-alias-impl-trait/non-defining-method.stderr b/tests/ui/type-alias-impl-trait/non-defining-method.stderr index 49a393ca745..22f173b5be9 100644 --- a/tests/ui/type-alias-impl-trait/non-defining-method.stderr +++ b/tests/ui/type-alias-impl-trait/non-defining-method.stderr @@ -11,12 +11,12 @@ LL | type Bar<T> = impl Sized; | ^^^^^^^^^^ error[E0792]: expected generic type parameter, found `u32` - --> $DIR/non-defining-method.rs:16:32 + --> $DIR/non-defining-method.rs:16:17 | LL | type Bar<T> = impl Sized; | - this generic parameter must be used with a generic type parameter LL | fn foo() -> Self::Bar<u32> {} - | ^^ + | ^^^^^^^^^^^^^^ error: aborting due to 2 previous errors diff --git a/tests/ui/type-alias-impl-trait/normalize-hidden-types.current.stderr b/tests/ui/type-alias-impl-trait/normalize-hidden-types.current.stderr index 75cc5948e93..53e312e3e64 100644 --- a/tests/ui/type-alias-impl-trait/normalize-hidden-types.current.stderr +++ b/tests/ui/type-alias-impl-trait/normalize-hidden-types.current.stderr @@ -1,26 +1,14 @@ error: concrete type differs from previous defining opaque type use - --> $DIR/normalize-hidden-types.rs:27:20 + --> $DIR/normalize-hidden-types.rs:38:22 | -LL | fn define() -> Opaque { - | ^^^^^^ expected `*const (dyn FnOnce(()) + 'static)`, got `*const dyn for<'a> FnOnce(<u8 as Trait>::Gat<'a>)` +LL | fn define_2() -> Opaque { dyn_hoops::<u8>(0) } + | ^^^^^^ expected `*const dyn for<'a> FnOnce(<u8 as Trait>::Gat<'a>)`, got `*const dyn FnOnce(())` | note: previous use here - --> $DIR/normalize-hidden-types.rs:28:9 - | -LL | dyn_hoops::<_>(0) - | ^^^^^^^^^^^^^^^^^ - -error: concrete type differs from previous defining opaque type use --> $DIR/normalize-hidden-types.rs:36:22 | LL | fn define_1() -> Opaque { dyn_hoops::<_>(0) } - | ^^^^^^ expected `*const (dyn FnOnce(()) + 'static)`, got `*const dyn for<'a> FnOnce(<u8 as Trait>::Gat<'a>)` - | -note: previous use here - --> $DIR/normalize-hidden-types.rs:36:31 - | -LL | fn define_1() -> Opaque { dyn_hoops::<_>(0) } - | ^^^^^^^^^^^^^^^^^ + | ^^^^^^ error[E0308]: mismatched types --> $DIR/normalize-hidden-types.rs:47:25 @@ -38,18 +26,6 @@ LL | let _: Opaque = dyn_hoops::<u8>(0); = help: consider constraining the associated type `<u8 as Trait>::Gat<'_>` to `()` or calling a method that returns `<u8 as Trait>::Gat<'_>` = note: for more information, visit https://doc.rust-lang.org/book/ch19-03-advanced-traits.html -error: concrete type differs from previous defining opaque type use - --> $DIR/normalize-hidden-types.rs:57:25 - | -LL | let _: Opaque = dyn_hoops::<_>(0); - | ^^^^^^^^^^^^^^^^^ expected `*const (dyn FnOnce(()) + 'static)`, got `*const dyn for<'a> FnOnce(<u8 as Trait>::Gat<'a>)` - | -note: previous use here - --> $DIR/normalize-hidden-types.rs:58:9 - | -LL | None - | ^^^^ - -error: aborting due to 4 previous errors +error: aborting due to 2 previous errors For more information about this error, try `rustc --explain E0308`. diff --git a/tests/ui/type-alias-impl-trait/not_a_defining_use.rs b/tests/ui/type-alias-impl-trait/not_a_defining_use.rs index d20622dc2e0..cfbbf9ce487 100644 --- a/tests/ui/type-alias-impl-trait/not_a_defining_use.rs +++ b/tests/ui/type-alias-impl-trait/not_a_defining_use.rs @@ -23,8 +23,8 @@ impl Bar for u32 { #[define_opaque(Two)] fn four<T: Debug, U: Bar>(t: T) -> Two<T, U> { - (t, <U as Bar>::FOO) //~^ ERROR concrete type differs + (t, <U as Bar>::FOO) } fn is_sync<T: Sync>() {} diff --git a/tests/ui/type-alias-impl-trait/not_a_defining_use.stderr b/tests/ui/type-alias-impl-trait/not_a_defining_use.stderr index d90e4531879..37d28b3883c 100644 --- a/tests/ui/type-alias-impl-trait/not_a_defining_use.stderr +++ b/tests/ui/type-alias-impl-trait/not_a_defining_use.stderr @@ -1,14 +1,14 @@ error: concrete type differs from previous defining opaque type use - --> $DIR/not_a_defining_use.rs:26:5 + --> $DIR/not_a_defining_use.rs:25:36 | -LL | (t, <U as Bar>::FOO) - | ^^^^^^^^^^^^^^^^^^^^ expected `(T, i8)`, got `(T, <U as Bar>::Blub)` +LL | fn four<T: Debug, U: Bar>(t: T) -> Two<T, U> { + | ^^^^^^^^^ expected `(T, i8)`, got `(T, <U as Bar>::Blub)` | note: previous use here - --> $DIR/not_a_defining_use.rs:11:5 + --> $DIR/not_a_defining_use.rs:10:32 | -LL | (t, 5i8) - | ^^^^^^^^ +LL | fn three<T: Debug, U>(t: T) -> Two<T, U> { + | ^^^^^^^^^ error: aborting due to 1 previous error diff --git a/tests/ui/type-alias-impl-trait/recursive-fn-tait.rs b/tests/ui/type-alias-impl-trait/recursive-fn-tait.rs index cfd7e1bf382..94597adfed0 100644 --- a/tests/ui/type-alias-impl-trait/recursive-fn-tait.rs +++ b/tests/ui/type-alias-impl-trait/recursive-fn-tait.rs @@ -13,7 +13,8 @@ pub fn add( n: Diff, m: Diff, ) -> Diff { - move |x: usize| m(n(x)) //~ ERROR: concrete type differs + //~^ ERROR concrete type differs + move |x: usize| m(n(x)) } fn main() {} diff --git a/tests/ui/type-alias-impl-trait/recursive-fn-tait.stderr b/tests/ui/type-alias-impl-trait/recursive-fn-tait.stderr index 1a8ab219404..59ff9917612 100644 --- a/tests/ui/type-alias-impl-trait/recursive-fn-tait.stderr +++ b/tests/ui/type-alias-impl-trait/recursive-fn-tait.stderr @@ -1,14 +1,14 @@ error: concrete type differs from previous defining opaque type use - --> $DIR/recursive-fn-tait.rs:16:5 + --> $DIR/recursive-fn-tait.rs:15:6 | -LL | move |x: usize| m(n(x)) - | ^^^^^^^^^^^^^^^^^^^^^^^ expected `{closure@$DIR/recursive-fn-tait.rs:8:5: 8:16}`, got `{closure@$DIR/recursive-fn-tait.rs:16:5: 16:20}` +LL | ) -> Diff { + | ^^^^ expected `{closure@$DIR/recursive-fn-tait.rs:8:5: 8:16}`, got `{closure@$DIR/recursive-fn-tait.rs:17:5: 17:20}` | note: previous use here - --> $DIR/recursive-fn-tait.rs:8:5 + --> $DIR/recursive-fn-tait.rs:7:18 | -LL | |_: usize |loop {} - | ^^^^^^^^^^^^^^^^^^ +LL | pub fn lift() -> Diff { + | ^^^^ error: aborting due to 1 previous error diff --git a/tests/ui/type-alias-impl-trait/recursive-tait-conflicting-defn-2.rs b/tests/ui/type-alias-impl-trait/recursive-tait-conflicting-defn-2.rs index 26ffd5c16a2..858f2a2feb6 100644 --- a/tests/ui/type-alias-impl-trait/recursive-tait-conflicting-defn-2.rs +++ b/tests/ui/type-alias-impl-trait/recursive-tait-conflicting-defn-2.rs @@ -13,8 +13,8 @@ fn transform<S>() -> impl std::fmt::Display { } #[define_opaque(Op)] fn bad() -> Op { - transform::<Op>() //~^ ERROR concrete type differs from previous defining opaque type use + transform::<Op>() } fn main() { diff --git a/tests/ui/type-alias-impl-trait/recursive-tait-conflicting-defn-2.stderr b/tests/ui/type-alias-impl-trait/recursive-tait-conflicting-defn-2.stderr index 259f3b2b9f3..e527b5bc7f8 100644 --- a/tests/ui/type-alias-impl-trait/recursive-tait-conflicting-defn-2.stderr +++ b/tests/ui/type-alias-impl-trait/recursive-tait-conflicting-defn-2.stderr @@ -1,14 +1,14 @@ error: concrete type differs from previous defining opaque type use - --> $DIR/recursive-tait-conflicting-defn-2.rs:16:5 + --> $DIR/recursive-tait-conflicting-defn-2.rs:15:13 | -LL | transform::<Op>() - | ^^^^^^^^^^^^^^^^^ expected `&'static &'static str`, got `impl std::fmt::Display` +LL | fn bad() -> Op { + | ^^ expected `&&str`, got `impl std::fmt::Display` | note: previous use here - --> $DIR/recursive-tait-conflicting-defn-2.rs:8:5 + --> $DIR/recursive-tait-conflicting-defn-2.rs:7:13 | -LL | &"hello world" - | ^^^^^^^^^^^^^^ +LL | fn foo() -> Op { + | ^^ error: aborting due to 1 previous error diff --git a/tests/ui/type-alias-impl-trait/recursive-tait-conflicting-defn.rs b/tests/ui/type-alias-impl-trait/recursive-tait-conflicting-defn.rs index c9e2773905d..90581a98a34 100644 --- a/tests/ui/type-alias-impl-trait/recursive-tait-conflicting-defn.rs +++ b/tests/ui/type-alias-impl-trait/recursive-tait-conflicting-defn.rs @@ -23,10 +23,9 @@ pub fn test() -> TestImpl { #[define_opaque(TestImpl)] fn make_option2() -> Option<TestImpl> { + //~^ ERROR concrete type differs from previous defining opaque type use let inner = make_option().unwrap(); - Some(B { inner }) - //~^ ERROR concrete type differs from previous defining opaque type use } fn make_option() -> Option<TestImpl> { diff --git a/tests/ui/type-alias-impl-trait/recursive-tait-conflicting-defn.stderr b/tests/ui/type-alias-impl-trait/recursive-tait-conflicting-defn.stderr index 47471c9728c..256f13b6221 100644 --- a/tests/ui/type-alias-impl-trait/recursive-tait-conflicting-defn.stderr +++ b/tests/ui/type-alias-impl-trait/recursive-tait-conflicting-defn.stderr @@ -1,14 +1,14 @@ error: concrete type differs from previous defining opaque type use - --> $DIR/recursive-tait-conflicting-defn.rs:28:5 + --> $DIR/recursive-tait-conflicting-defn.rs:25:22 | -LL | Some(B { inner }) - | ^^^^^^^^^^^^^^^^^ expected `A`, got `B<TestImpl>` +LL | fn make_option2() -> Option<TestImpl> { + | ^^^^^^^^^^^^^^^^ expected `A`, got `B<TestImpl>` | note: previous use here - --> $DIR/recursive-tait-conflicting-defn.rs:21:5 + --> $DIR/recursive-tait-conflicting-defn.rs:20:18 | -LL | A - | ^ +LL | pub fn test() -> TestImpl { + | ^^^^^^^^ error: aborting due to 1 previous error |