diff --git a/src/libcore/tests/lib.rs b/src/libcore/tests/lib.rs index 37ebf4112808e..4e55452a4c31b 100644 --- a/src/libcore/tests/lib.rs +++ b/src/libcore/tests/lib.rs @@ -19,7 +19,7 @@ #![feature(raw)] #![feature(sort_internals)] #![feature(slice_partition_at_index)] -#![feature(specialization)] +#![feature(min_specialization)] #![feature(step_trait)] #![feature(step_trait_ext)] #![feature(str_internals)] diff --git a/src/librustc_feature/active.rs b/src/librustc_feature/active.rs index d186f35a12b5a..7aadf58243f31 100644 --- a/src/librustc_feature/active.rs +++ b/src/librustc_feature/active.rs @@ -596,4 +596,5 @@ pub const INCOMPLETE_FEATURES: &[Symbol] = &[ sym::raw_dylib, sym::const_trait_impl, sym::const_trait_bound_opt_out, + sym::specialization, ]; diff --git a/src/test/compile-fail/specialization/issue-50452.rs b/src/test/compile-fail/specialization/issue-50452.rs index d9e5280c7e11d..958f0eb266801 100644 --- a/src/test/compile-fail/specialization/issue-50452.rs +++ b/src/test/compile-fail/specialization/issue-50452.rs @@ -1,6 +1,6 @@ // compile-fail - #![feature(specialization)] +//~^ WARN the feature `specialization` is incomplete pub trait Foo { fn foo(); diff --git a/src/test/ui/associated-types/defaults-specialization.rs b/src/test/ui/associated-types/defaults-specialization.rs index d0ed718b83923..553705b2a4fab 100644 --- a/src/test/ui/associated-types/defaults-specialization.rs +++ b/src/test/ui/associated-types/defaults-specialization.rs @@ -1,6 +1,7 @@ //! Tests the interaction of associated type defaults and specialization. #![feature(associated_type_defaults, specialization)] +//~^ WARN the feature `specialization` is incomplete trait Tr { type Ty = u8; diff --git a/src/test/ui/associated-types/defaults-specialization.stderr b/src/test/ui/associated-types/defaults-specialization.stderr index 37a4d9b60fdfd..09a8c8f8a88a2 100644 --- a/src/test/ui/associated-types/defaults-specialization.stderr +++ b/src/test/ui/associated-types/defaults-specialization.stderr @@ -1,5 +1,14 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/defaults-specialization.rs:3:38 + | +LL | #![feature(associated_type_defaults, specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + error[E0053]: method `make` has an incompatible type for trait - --> $DIR/defaults-specialization.rs:18:18 + --> $DIR/defaults-specialization.rs:19:18 | LL | fn make() -> Self::Ty { | -------- type in trait @@ -11,7 +20,7 @@ LL | fn make() -> u8 { 0 } found fn pointer `fn() -> u8` error[E0053]: method `make` has an incompatible type for trait - --> $DIR/defaults-specialization.rs:34:18 + --> $DIR/defaults-specialization.rs:35:18 | LL | fn make() -> Self::Ty { | -------- type in trait @@ -26,7 +35,7 @@ LL | fn make() -> bool { true } found fn pointer `fn() -> bool` error[E0308]: mismatched types - --> $DIR/defaults-specialization.rs:9:9 + --> $DIR/defaults-specialization.rs:10:9 | LL | type Ty = u8; | ------------- associated type defaults can't be assumed inside the trait defining them @@ -40,7 +49,7 @@ LL | 0u8 found type `u8` error[E0308]: mismatched types - --> $DIR/defaults-specialization.rs:25:29 + --> $DIR/defaults-specialization.rs:26:29 | LL | fn make() -> Self::Ty { 0u8 } | -------- ^^^ expected associated type, found `u8` @@ -53,7 +62,7 @@ LL | fn make() -> Self::Ty { 0u8 } = note: for more information, visit https://doc.rust-lang.org/book/ch19-03-advanced-traits.html error[E0308]: mismatched types - --> $DIR/defaults-specialization.rs:43:29 + --> $DIR/defaults-specialization.rs:44:29 | LL | default type Ty = bool; | ----------------------- expected this associated type @@ -67,7 +76,7 @@ LL | fn make() -> Self::Ty { true } found type `bool` error[E0308]: mismatched types - --> $DIR/defaults-specialization.rs:86:32 + --> $DIR/defaults-specialization.rs:87:32 | LL | let _: as Tr>::Ty = 0u8; | ----------------- ^^^ expected associated type, found `u8` @@ -77,13 +86,13 @@ LL | let _: as Tr>::Ty = 0u8; = note: expected associated type ` as Tr>::Ty` found type `u8` help: a method is available that returns ` as Tr>::Ty` - --> $DIR/defaults-specialization.rs:8:5 + --> $DIR/defaults-specialization.rs:9:5 | LL | fn make() -> Self::Ty { | ^^^^^^^^^^^^^^^^^^^^^ consider calling `Tr::make` error[E0308]: mismatched types - --> $DIR/defaults-specialization.rs:87:32 + --> $DIR/defaults-specialization.rs:88:32 | LL | let _: as Tr>::Ty = true; | ----------------- ^^^^ expected associated type, found `bool` @@ -93,13 +102,13 @@ LL | let _: as Tr>::Ty = true; = note: expected associated type ` as Tr>::Ty` found type `bool` help: a method is available that returns ` as Tr>::Ty` - --> $DIR/defaults-specialization.rs:8:5 + --> $DIR/defaults-specialization.rs:9:5 | LL | fn make() -> Self::Ty { | ^^^^^^^^^^^^^^^^^^^^^ consider calling `Tr::make` error[E0308]: mismatched types - --> $DIR/defaults-specialization.rs:88:33 + --> $DIR/defaults-specialization.rs:89:33 | LL | let _: as Tr>::Ty = 0u8; | ------------------ ^^^ expected associated type, found `u8` @@ -109,13 +118,13 @@ LL | let _: as Tr>::Ty = 0u8; = note: expected associated type ` as Tr>::Ty` found type `u8` help: a method is available that returns ` as Tr>::Ty` - --> $DIR/defaults-specialization.rs:8:5 + --> $DIR/defaults-specialization.rs:9:5 | LL | fn make() -> Self::Ty { | ^^^^^^^^^^^^^^^^^^^^^ consider calling `Tr::make` error[E0308]: mismatched types - --> $DIR/defaults-specialization.rs:89:33 + --> $DIR/defaults-specialization.rs:90:33 | LL | let _: as Tr>::Ty = true; | ------------------ ^^^^ expected associated type, found `bool` @@ -125,12 +134,12 @@ LL | let _: as Tr>::Ty = true; = note: expected associated type ` as Tr>::Ty` found type `bool` help: a method is available that returns ` as Tr>::Ty` - --> $DIR/defaults-specialization.rs:8:5 + --> $DIR/defaults-specialization.rs:9:5 | LL | fn make() -> Self::Ty { | ^^^^^^^^^^^^^^^^^^^^^ consider calling `Tr::make` -error: aborting due to 9 previous errors +error: aborting due to 9 previous errors; 1 warning emitted Some errors have detailed explanations: E0053, E0308. For more information about an error, try `rustc --explain E0053`. diff --git a/src/test/ui/coherence/coherence-inherited-assoc-ty-cycle-err.rs b/src/test/ui/coherence/coherence-inherited-assoc-ty-cycle-err.rs index 7f0e5472c3c2e..d74d3a2a52351 100644 --- a/src/test/ui/coherence/coherence-inherited-assoc-ty-cycle-err.rs +++ b/src/test/ui/coherence/coherence-inherited-assoc-ty-cycle-err.rs @@ -4,6 +4,7 @@ // // No we expect to run into a more user-friendly cycle error instead. #![feature(specialization)] +//~^ WARN the feature `specialization` is incomplete trait Trait { type Assoc; } //~^ ERROR E0391 diff --git a/src/test/ui/coherence/coherence-inherited-assoc-ty-cycle-err.stderr b/src/test/ui/coherence/coherence-inherited-assoc-ty-cycle-err.stderr index 71f997c54c6f2..7e140480b77d4 100644 --- a/src/test/ui/coherence/coherence-inherited-assoc-ty-cycle-err.stderr +++ b/src/test/ui/coherence/coherence-inherited-assoc-ty-cycle-err.stderr @@ -1,16 +1,25 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/coherence-inherited-assoc-ty-cycle-err.rs:6:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + error[E0391]: cycle detected when building specialization graph of trait `Trait` - --> $DIR/coherence-inherited-assoc-ty-cycle-err.rs:8:1 + --> $DIR/coherence-inherited-assoc-ty-cycle-err.rs:9:1 | LL | trait Trait { type Assoc; } | ^^^^^^^^^^^^^^ | = note: ...which again requires building specialization graph of trait `Trait`, completing the cycle note: cycle used when coherence checking all impls of trait `Trait` - --> $DIR/coherence-inherited-assoc-ty-cycle-err.rs:8:1 + --> $DIR/coherence-inherited-assoc-ty-cycle-err.rs:9:1 | LL | trait Trait { type Assoc; } | ^^^^^^^^^^^^^^ -error: aborting due to previous error +error: aborting due to previous error; 1 warning emitted For more information about this error, try `rustc --explain E0391`. diff --git a/src/test/ui/consts/trait_specialization.rs b/src/test/ui/consts/trait_specialization.rs index 8010d2fe1aee9..3adbbb5304634 100644 --- a/src/test/ui/consts/trait_specialization.rs +++ b/src/test/ui/consts/trait_specialization.rs @@ -5,7 +5,7 @@ // Tests that specialization does not cause optimizations running on polymorphic MIR to resolve // to a `default` implementation. -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete trait Marker {} diff --git a/src/test/ui/consts/trait_specialization.stderr b/src/test/ui/consts/trait_specialization.stderr new file mode 100644 index 0000000000000..03da7d512e592 --- /dev/null +++ b/src/test/ui/consts/trait_specialization.stderr @@ -0,0 +1,11 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/trait_specialization.rs:8:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/error-codes/E0520.rs b/src/test/ui/error-codes/E0520.rs index b746ca63590ec..ead78b7ffa2c4 100644 --- a/src/test/ui/error-codes/E0520.rs +++ b/src/test/ui/error-codes/E0520.rs @@ -1,4 +1,5 @@ #![feature(specialization)] +//~^ WARN the feature `specialization` is incomplete trait SpaceLlama { fn fly(&self); diff --git a/src/test/ui/error-codes/E0520.stderr b/src/test/ui/error-codes/E0520.stderr index 72fc85ab1e74b..1041ccee93704 100644 --- a/src/test/ui/error-codes/E0520.stderr +++ b/src/test/ui/error-codes/E0520.stderr @@ -1,5 +1,14 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/E0520.rs:1:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + error[E0520]: `fly` specializes an item from a parent `impl`, but that item is not marked `default` - --> $DIR/E0520.rs:16:5 + --> $DIR/E0520.rs:17:5 | LL | / impl SpaceLlama for T { LL | | fn fly(&self) {} @@ -11,6 +20,6 @@ LL | default fn fly(&self) {} | = note: to specialize, `fly` in the parent `impl` must be marked `default` -error: aborting due to previous error +error: aborting due to previous error; 1 warning emitted For more information about this error, try `rustc --explain E0520`. diff --git a/src/test/ui/impl-trait/equality-rpass.rs b/src/test/ui/impl-trait/equality-rpass.rs index 05c9e4173b0e4..607b4a49661cc 100644 --- a/src/test/ui/impl-trait/equality-rpass.rs +++ b/src/test/ui/impl-trait/equality-rpass.rs @@ -1,6 +1,6 @@ // run-pass -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete trait Foo: std::fmt::Debug + Eq {} diff --git a/src/test/ui/impl-trait/equality-rpass.stderr b/src/test/ui/impl-trait/equality-rpass.stderr new file mode 100644 index 0000000000000..1abf05dca8270 --- /dev/null +++ b/src/test/ui/impl-trait/equality-rpass.stderr @@ -0,0 +1,11 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/equality-rpass.rs:3:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/impl-trait/equality.rs b/src/test/ui/impl-trait/equality.rs index 14b0eeb739ae5..828b5aac896be 100644 --- a/src/test/ui/impl-trait/equality.rs +++ b/src/test/ui/impl-trait/equality.rs @@ -1,4 +1,4 @@ -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete trait Foo: Copy + ToString {} diff --git a/src/test/ui/impl-trait/equality.stderr b/src/test/ui/impl-trait/equality.stderr index 9178358b60a9c..628dfb13d4ca8 100644 --- a/src/test/ui/impl-trait/equality.stderr +++ b/src/test/ui/impl-trait/equality.stderr @@ -1,3 +1,12 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/equality.rs:1:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + error[E0308]: mismatched types --> $DIR/equality.rs:15:5 | @@ -24,7 +33,7 @@ LL | n + sum_to(n - 1) | = help: the trait `std::ops::Add` is not implemented for `u32` -error: aborting due to 2 previous errors +error: aborting due to 2 previous errors; 1 warning emitted Some errors have detailed explanations: E0277, E0308. For more information about an error, try `rustc --explain E0277`. diff --git a/src/test/ui/impl-trait/equality2.rs b/src/test/ui/impl-trait/equality2.rs index abce8c8c204bd..2e325867da86e 100644 --- a/src/test/ui/impl-trait/equality2.rs +++ b/src/test/ui/impl-trait/equality2.rs @@ -1,4 +1,4 @@ -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete trait Foo: Copy + ToString {} diff --git a/src/test/ui/impl-trait/equality2.stderr b/src/test/ui/impl-trait/equality2.stderr index 2454c218ffc8b..1780931efc541 100644 --- a/src/test/ui/impl-trait/equality2.stderr +++ b/src/test/ui/impl-trait/equality2.stderr @@ -1,3 +1,12 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/equality2.rs:1:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + error[E0308]: mismatched types --> $DIR/equality2.rs:25:18 | @@ -58,6 +67,6 @@ LL | x.0); = note: expected opaque type `impl Foo` (`i32`) found opaque type `impl Foo` (`u32`) -error: aborting due to 4 previous errors +error: aborting due to 4 previous errors; 1 warning emitted For more information about this error, try `rustc --explain E0308`. diff --git a/src/test/ui/issues/issue-35376.rs b/src/test/ui/issues/issue-35376.rs index eb139ec4d7f43..cc35213b93d68 100644 --- a/src/test/ui/issues/issue-35376.rs +++ b/src/test/ui/issues/issue-35376.rs @@ -1,5 +1,6 @@ // check-pass #![feature(specialization)] +//~^ WARN the feature `specialization` is incomplete fn main() {} diff --git a/src/test/ui/issues/issue-35376.stderr b/src/test/ui/issues/issue-35376.stderr new file mode 100644 index 0000000000000..06c31f3bae062 --- /dev/null +++ b/src/test/ui/issues/issue-35376.stderr @@ -0,0 +1,11 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-35376.rs:2:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/issues/issue-38091.rs b/src/test/ui/issues/issue-38091.rs index 00aa810f8308c..c126243050244 100644 --- a/src/test/ui/issues/issue-38091.rs +++ b/src/test/ui/issues/issue-38091.rs @@ -1,5 +1,6 @@ // run-pass #![feature(specialization)] +//~^ WARN the feature `specialization` is incomplete trait Iterate<'a> { type Ty: Valid; diff --git a/src/test/ui/issues/issue-38091.stderr b/src/test/ui/issues/issue-38091.stderr new file mode 100644 index 0000000000000..a9855445f6668 --- /dev/null +++ b/src/test/ui/issues/issue-38091.stderr @@ -0,0 +1,11 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-38091.rs:2:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/issues/issue-55380.rs b/src/test/ui/issues/issue-55380.rs index 862218e219279..f7cb296d3b8bb 100644 --- a/src/test/ui/issues/issue-55380.rs +++ b/src/test/ui/issues/issue-55380.rs @@ -1,6 +1,6 @@ // run-pass - #![feature(specialization)] +//~^ WARN the feature `specialization` is incomplete pub trait Foo { fn abc() -> u32; diff --git a/src/test/ui/issues/issue-55380.stderr b/src/test/ui/issues/issue-55380.stderr new file mode 100644 index 0000000000000..451beebd1061e --- /dev/null +++ b/src/test/ui/issues/issue-55380.stderr @@ -0,0 +1,11 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-55380.rs:2:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/overlap-doesnt-conflict-with-specialization.rs b/src/test/ui/overlap-doesnt-conflict-with-specialization.rs index dd09d68367ec3..1e413120a3717 100644 --- a/src/test/ui/overlap-doesnt-conflict-with-specialization.rs +++ b/src/test/ui/overlap-doesnt-conflict-with-specialization.rs @@ -1,7 +1,7 @@ // run-pass #![feature(marker_trait_attr)] -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete #[marker] trait MyMarker {} diff --git a/src/test/ui/overlap-doesnt-conflict-with-specialization.stderr b/src/test/ui/overlap-doesnt-conflict-with-specialization.stderr new file mode 100644 index 0000000000000..16df31ba2a88b --- /dev/null +++ b/src/test/ui/overlap-doesnt-conflict-with-specialization.stderr @@ -0,0 +1,11 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/overlap-doesnt-conflict-with-specialization.rs:4:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/parser/assoc-static-semantic-fail.rs b/src/test/ui/parser/assoc-static-semantic-fail.rs index 215a292131521..a8759d2090d0f 100644 --- a/src/test/ui/parser/assoc-static-semantic-fail.rs +++ b/src/test/ui/parser/assoc-static-semantic-fail.rs @@ -1,6 +1,7 @@ // Semantically, we do not allow e.g., `static X: u8 = 0;` as an associated item. #![feature(specialization)] +//~^ WARN the feature `specialization` is incomplete fn main() {} diff --git a/src/test/ui/parser/assoc-static-semantic-fail.stderr b/src/test/ui/parser/assoc-static-semantic-fail.stderr index 612297c9cd8b1..bc3054c3e3062 100644 --- a/src/test/ui/parser/assoc-static-semantic-fail.stderr +++ b/src/test/ui/parser/assoc-static-semantic-fail.stderr @@ -1,17 +1,17 @@ error: associated `static` items are not allowed - --> $DIR/assoc-static-semantic-fail.rs:9:5 + --> $DIR/assoc-static-semantic-fail.rs:10:5 | LL | static IA: u8 = 0; | ^^^^^^^^^^^^^^^^^^ error: associated `static` items are not allowed - --> $DIR/assoc-static-semantic-fail.rs:11:5 + --> $DIR/assoc-static-semantic-fail.rs:12:5 | LL | static IB: u8; | ^^^^^^^^^^^^^^ error: a static item cannot be `default` - --> $DIR/assoc-static-semantic-fail.rs:14:5 + --> $DIR/assoc-static-semantic-fail.rs:15:5 | LL | default static IC: u8 = 0; | ^^^^^^^ `default` because of this @@ -19,13 +19,13 @@ LL | default static IC: u8 = 0; = note: only associated `fn`, `const`, and `type` items can be `default` error: associated `static` items are not allowed - --> $DIR/assoc-static-semantic-fail.rs:14:5 + --> $DIR/assoc-static-semantic-fail.rs:15:5 | LL | default static IC: u8 = 0; | ^^^^^^^^^^^^^^^^^^^^^^^^^^ error: a static item cannot be `default` - --> $DIR/assoc-static-semantic-fail.rs:17:16 + --> $DIR/assoc-static-semantic-fail.rs:18:16 | LL | pub(crate) default static ID: u8; | ^^^^^^^ `default` because of this @@ -33,25 +33,25 @@ LL | pub(crate) default static ID: u8; = note: only associated `fn`, `const`, and `type` items can be `default` error: associated `static` items are not allowed - --> $DIR/assoc-static-semantic-fail.rs:17:5 + --> $DIR/assoc-static-semantic-fail.rs:18:5 | LL | pub(crate) default static ID: u8; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ error: associated `static` items are not allowed - --> $DIR/assoc-static-semantic-fail.rs:24:5 + --> $DIR/assoc-static-semantic-fail.rs:25:5 | LL | static TA: u8 = 0; | ^^^^^^^^^^^^^^^^^^ error: associated `static` items are not allowed - --> $DIR/assoc-static-semantic-fail.rs:26:5 + --> $DIR/assoc-static-semantic-fail.rs:27:5 | LL | static TB: u8; | ^^^^^^^^^^^^^^ error: a static item cannot be `default` - --> $DIR/assoc-static-semantic-fail.rs:28:5 + --> $DIR/assoc-static-semantic-fail.rs:29:5 | LL | default static TC: u8 = 0; | ^^^^^^^ `default` because of this @@ -59,13 +59,13 @@ LL | default static TC: u8 = 0; = note: only associated `fn`, `const`, and `type` items can be `default` error: associated `static` items are not allowed - --> $DIR/assoc-static-semantic-fail.rs:28:5 + --> $DIR/assoc-static-semantic-fail.rs:29:5 | LL | default static TC: u8 = 0; | ^^^^^^^^^^^^^^^^^^^^^^^^^^ error: a static item cannot be `default` - --> $DIR/assoc-static-semantic-fail.rs:31:16 + --> $DIR/assoc-static-semantic-fail.rs:32:16 | LL | pub(crate) default static TD: u8; | ^^^^^^^ `default` because of this @@ -73,25 +73,25 @@ LL | pub(crate) default static TD: u8; = note: only associated `fn`, `const`, and `type` items can be `default` error: associated `static` items are not allowed - --> $DIR/assoc-static-semantic-fail.rs:31:5 + --> $DIR/assoc-static-semantic-fail.rs:32:5 | LL | pub(crate) default static TD: u8; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ error: associated `static` items are not allowed - --> $DIR/assoc-static-semantic-fail.rs:38:5 + --> $DIR/assoc-static-semantic-fail.rs:39:5 | LL | static TA: u8 = 0; | ^^^^^^^^^^^^^^^^^^ error: associated `static` items are not allowed - --> $DIR/assoc-static-semantic-fail.rs:40:5 + --> $DIR/assoc-static-semantic-fail.rs:41:5 | LL | static TB: u8; | ^^^^^^^^^^^^^^ error: a static item cannot be `default` - --> $DIR/assoc-static-semantic-fail.rs:43:5 + --> $DIR/assoc-static-semantic-fail.rs:44:5 | LL | default static TC: u8 = 0; | ^^^^^^^ `default` because of this @@ -99,13 +99,13 @@ LL | default static TC: u8 = 0; = note: only associated `fn`, `const`, and `type` items can be `default` error: associated `static` items are not allowed - --> $DIR/assoc-static-semantic-fail.rs:43:5 + --> $DIR/assoc-static-semantic-fail.rs:44:5 | LL | default static TC: u8 = 0; | ^^^^^^^^^^^^^^^^^^^^^^^^^^ error: a static item cannot be `default` - --> $DIR/assoc-static-semantic-fail.rs:46:9 + --> $DIR/assoc-static-semantic-fail.rs:47:9 | LL | pub default static TD: u8; | ^^^^^^^ `default` because of this @@ -113,13 +113,13 @@ LL | pub default static TD: u8; = note: only associated `fn`, `const`, and `type` items can be `default` error: associated `static` items are not allowed - --> $DIR/assoc-static-semantic-fail.rs:46:5 + --> $DIR/assoc-static-semantic-fail.rs:47:5 | LL | pub default static TD: u8; | ^^^^^^^^^^^^^^^^^^^^^^^^^^ error: associated constant in `impl` without body - --> $DIR/assoc-static-semantic-fail.rs:11:5 + --> $DIR/assoc-static-semantic-fail.rs:12:5 | LL | static IB: u8; | ^^^^^^^^^^^^^- @@ -127,7 +127,7 @@ LL | static IB: u8; | help: provide a definition for the constant: `= ;` error: associated constant in `impl` without body - --> $DIR/assoc-static-semantic-fail.rs:17:5 + --> $DIR/assoc-static-semantic-fail.rs:18:5 | LL | pub(crate) default static ID: u8; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^- @@ -135,13 +135,13 @@ LL | pub(crate) default static ID: u8; | help: provide a definition for the constant: `= ;` error[E0449]: unnecessary visibility qualifier - --> $DIR/assoc-static-semantic-fail.rs:31:5 + --> $DIR/assoc-static-semantic-fail.rs:32:5 | LL | pub(crate) default static TD: u8; | ^^^^^^^^^^ error: associated constant in `impl` without body - --> $DIR/assoc-static-semantic-fail.rs:40:5 + --> $DIR/assoc-static-semantic-fail.rs:41:5 | LL | static TB: u8; | ^^^^^^^^^^^^^- @@ -149,7 +149,7 @@ LL | static TB: u8; | help: provide a definition for the constant: `= ;` error: associated constant in `impl` without body - --> $DIR/assoc-static-semantic-fail.rs:46:5 + --> $DIR/assoc-static-semantic-fail.rs:47:5 | LL | pub default static TD: u8; | ^^^^^^^^^^^^^^^^^^^^^^^^^- @@ -157,11 +157,20 @@ LL | pub default static TD: u8; | help: provide a definition for the constant: `= ;` error[E0449]: unnecessary visibility qualifier - --> $DIR/assoc-static-semantic-fail.rs:46:5 + --> $DIR/assoc-static-semantic-fail.rs:47:5 | LL | pub default static TD: u8; | ^^^ `pub` not permitted here because it's implied -error: aborting due to 24 previous errors +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/assoc-static-semantic-fail.rs:3:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + +error: aborting due to 24 previous errors; 1 warning emitted For more information about this error, try `rustc --explain E0449`. diff --git a/src/test/ui/parser/default.rs b/src/test/ui/parser/default.rs index 64ba4b5531184..52338c1f13aad 100644 --- a/src/test/ui/parser/default.rs +++ b/src/test/ui/parser/default.rs @@ -1,6 +1,7 @@ // Test successful and unsuccessful parsing of the `default` contextual keyword #![feature(specialization)] +//~^ WARN the feature `specialization` is incomplete trait Foo { fn foo() -> T; diff --git a/src/test/ui/parser/default.stderr b/src/test/ui/parser/default.stderr index 15c49e8b6270b..dea35666f37b5 100644 --- a/src/test/ui/parser/default.stderr +++ b/src/test/ui/parser/default.stderr @@ -1,5 +1,5 @@ error: `default` is not followed by an item - --> $DIR/default.rs:22:5 + --> $DIR/default.rs:23:5 | LL | default pub fn foo() -> T { T::default() } | ^^^^^^^ the `default` qualifier @@ -7,7 +7,7 @@ LL | default pub fn foo() -> T { T::default() } = note: only `fn`, `const`, `type`, or `impl` items may be prefixed by `default` error: non-item in item list - --> $DIR/default.rs:22:13 + --> $DIR/default.rs:23:13 | LL | impl Foo for u32 { | - item list starts here @@ -18,13 +18,22 @@ LL | } | - item list ends here error[E0449]: unnecessary visibility qualifier - --> $DIR/default.rs:16:5 + --> $DIR/default.rs:17:5 | LL | pub default fn foo() -> T { | ^^^ `pub` not permitted here because it's implied +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/default.rs:3:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + error[E0046]: not all trait items implemented, missing: `foo` - --> $DIR/default.rs:21:1 + --> $DIR/default.rs:22:1 | LL | fn foo() -> T; | -------------------------- `foo` from trait @@ -32,7 +41,7 @@ LL | fn foo() -> T; LL | impl Foo for u32 { | ^^^^^^^^^^^^^^^^ missing `foo` in implementation -error: aborting due to 4 previous errors +error: aborting due to 4 previous errors; 1 warning emitted Some errors have detailed explanations: E0046, E0449. For more information about an error, try `rustc --explain E0046`. diff --git a/src/test/ui/parser/trait-item-with-defaultness-fail-semantic.rs b/src/test/ui/parser/trait-item-with-defaultness-fail-semantic.rs index 09f967f161ede..34aee7f69359e 100644 --- a/src/test/ui/parser/trait-item-with-defaultness-fail-semantic.rs +++ b/src/test/ui/parser/trait-item-with-defaultness-fail-semantic.rs @@ -1,4 +1,4 @@ -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete fn main() {} diff --git a/src/test/ui/parser/trait-item-with-defaultness-fail-semantic.stderr b/src/test/ui/parser/trait-item-with-defaultness-fail-semantic.stderr index 6bb946d5b6470..e8ff93f63237d 100644 --- a/src/test/ui/parser/trait-item-with-defaultness-fail-semantic.stderr +++ b/src/test/ui/parser/trait-item-with-defaultness-fail-semantic.stderr @@ -46,5 +46,14 @@ LL | default fn f2() {} | | | `default` because of this -error: aborting due to 6 previous errors +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/trait-item-with-defaultness-fail-semantic.rs:1:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + +error: aborting due to 6 previous errors; 1 warning emitted diff --git a/src/test/ui/specialization/assoc-ty-graph-cycle.rs b/src/test/ui/specialization/assoc-ty-graph-cycle.rs index 54d51492ab349..fc39b553a61ac 100644 --- a/src/test/ui/specialization/assoc-ty-graph-cycle.rs +++ b/src/test/ui/specialization/assoc-ty-graph-cycle.rs @@ -2,7 +2,7 @@ // Make sure we don't crash with a cycle error during coherence. -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete trait Trait { type Assoc; diff --git a/src/test/ui/specialization/assoc-ty-graph-cycle.stderr b/src/test/ui/specialization/assoc-ty-graph-cycle.stderr new file mode 100644 index 0000000000000..250f48f8e5932 --- /dev/null +++ b/src/test/ui/specialization/assoc-ty-graph-cycle.stderr @@ -0,0 +1,11 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/assoc-ty-graph-cycle.rs:5:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/specialization/cross-crate-defaults.rs b/src/test/ui/specialization/cross-crate-defaults.rs index 79cb659439721..fc28d0c815eb3 100644 --- a/src/test/ui/specialization/cross-crate-defaults.rs +++ b/src/test/ui/specialization/cross-crate-defaults.rs @@ -2,7 +2,7 @@ // aux-build:cross_crates_defaults.rs -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete extern crate cross_crates_defaults; diff --git a/src/test/ui/specialization/cross-crate-defaults.stderr b/src/test/ui/specialization/cross-crate-defaults.stderr new file mode 100644 index 0000000000000..f18bc99d73916 --- /dev/null +++ b/src/test/ui/specialization/cross-crate-defaults.stderr @@ -0,0 +1,11 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/cross-crate-defaults.rs:5:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/specialization/defaultimpl/allowed-cross-crate.rs b/src/test/ui/specialization/defaultimpl/allowed-cross-crate.rs index 15550bcce2a8a..5d67160eb96ad 100644 --- a/src/test/ui/specialization/defaultimpl/allowed-cross-crate.rs +++ b/src/test/ui/specialization/defaultimpl/allowed-cross-crate.rs @@ -5,7 +5,7 @@ // aux-build:go_trait.rs -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete extern crate go_trait; diff --git a/src/test/ui/specialization/defaultimpl/allowed-cross-crate.stderr b/src/test/ui/specialization/defaultimpl/allowed-cross-crate.stderr new file mode 100644 index 0000000000000..1b50329719d01 --- /dev/null +++ b/src/test/ui/specialization/defaultimpl/allowed-cross-crate.stderr @@ -0,0 +1,11 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/allowed-cross-crate.rs:8:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/specialization/defaultimpl/out-of-order.rs b/src/test/ui/specialization/defaultimpl/out-of-order.rs index f9c73a19cfa46..13258ac8c9fe6 100644 --- a/src/test/ui/specialization/defaultimpl/out-of-order.rs +++ b/src/test/ui/specialization/defaultimpl/out-of-order.rs @@ -2,7 +2,7 @@ // Test that you can list the more specific impl before the more general one. -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete trait Foo { type Out; diff --git a/src/test/ui/specialization/defaultimpl/out-of-order.stderr b/src/test/ui/specialization/defaultimpl/out-of-order.stderr new file mode 100644 index 0000000000000..deae021a8914d --- /dev/null +++ b/src/test/ui/specialization/defaultimpl/out-of-order.stderr @@ -0,0 +1,11 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/out-of-order.rs:5:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/specialization/defaultimpl/overlap-projection.rs b/src/test/ui/specialization/defaultimpl/overlap-projection.rs index ed38bb3fc3a12..0add4d5516c7b 100644 --- a/src/test/ui/specialization/defaultimpl/overlap-projection.rs +++ b/src/test/ui/specialization/defaultimpl/overlap-projection.rs @@ -4,7 +4,7 @@ // projections involve specialization, so long as the associated type is // provided by the most specialized impl. -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete trait Assoc { type Output; diff --git a/src/test/ui/specialization/defaultimpl/overlap-projection.stderr b/src/test/ui/specialization/defaultimpl/overlap-projection.stderr new file mode 100644 index 0000000000000..46899ca995490 --- /dev/null +++ b/src/test/ui/specialization/defaultimpl/overlap-projection.stderr @@ -0,0 +1,11 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/overlap-projection.rs:7:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/specialization/defaultimpl/projection.rs b/src/test/ui/specialization/defaultimpl/projection.rs index 897a7aade2fe1..4a9140969324d 100644 --- a/src/test/ui/specialization/defaultimpl/projection.rs +++ b/src/test/ui/specialization/defaultimpl/projection.rs @@ -1,7 +1,7 @@ // run-pass #![allow(dead_code)] -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete // Make sure we *can* project non-defaulted associated types // cf compile-fail/specialization-default-projection.rs diff --git a/src/test/ui/specialization/defaultimpl/projection.stderr b/src/test/ui/specialization/defaultimpl/projection.stderr new file mode 100644 index 0000000000000..8629c6c52d4a7 --- /dev/null +++ b/src/test/ui/specialization/defaultimpl/projection.stderr @@ -0,0 +1,11 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/projection.rs:4:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/specialization/defaultimpl/specialization-no-default.rs b/src/test/ui/specialization/defaultimpl/specialization-no-default.rs index 37005f839d488..661724eef8a43 100644 --- a/src/test/ui/specialization/defaultimpl/specialization-no-default.rs +++ b/src/test/ui/specialization/defaultimpl/specialization-no-default.rs @@ -1,4 +1,4 @@ -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete // Check a number of scenarios in which one impl tries to override another, // without correctly using `default`. diff --git a/src/test/ui/specialization/defaultimpl/specialization-no-default.stderr b/src/test/ui/specialization/defaultimpl/specialization-no-default.stderr index 13636b28b126c..7958eddbeba25 100644 --- a/src/test/ui/specialization/defaultimpl/specialization-no-default.stderr +++ b/src/test/ui/specialization/defaultimpl/specialization-no-default.stderr @@ -1,3 +1,12 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/specialization-no-default.rs:1:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + error[E0520]: `foo` specializes an item from a parent `impl`, but that item is not marked `default` --> $DIR/specialization-no-default.rs:20:5 | @@ -65,6 +74,6 @@ LL | fn redundant(&self) {} | = note: to specialize, `redundant` in the parent `impl` must be marked `default` -error: aborting due to 5 previous errors +error: aborting due to 5 previous errors; 1 warning emitted For more information about this error, try `rustc --explain E0520`. diff --git a/src/test/ui/specialization/defaultimpl/specialization-trait-item-not-implemented-rpass.rs b/src/test/ui/specialization/defaultimpl/specialization-trait-item-not-implemented-rpass.rs index 2b8ca6bb1ddbb..89fef5b5ef969 100644 --- a/src/test/ui/specialization/defaultimpl/specialization-trait-item-not-implemented-rpass.rs +++ b/src/test/ui/specialization/defaultimpl/specialization-trait-item-not-implemented-rpass.rs @@ -3,7 +3,7 @@ // Tests that we can combine a default impl that supplies one method with a // full impl that supplies the other, and they can invoke one another. -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete trait Foo { fn foo_one(&self) -> &'static str; diff --git a/src/test/ui/specialization/defaultimpl/specialization-trait-item-not-implemented-rpass.stderr b/src/test/ui/specialization/defaultimpl/specialization-trait-item-not-implemented-rpass.stderr new file mode 100644 index 0000000000000..dc377dd10c868 --- /dev/null +++ b/src/test/ui/specialization/defaultimpl/specialization-trait-item-not-implemented-rpass.stderr @@ -0,0 +1,11 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/specialization-trait-item-not-implemented-rpass.rs:6:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/specialization/defaultimpl/specialization-trait-item-not-implemented.rs b/src/test/ui/specialization/defaultimpl/specialization-trait-item-not-implemented.rs index 2a121e61aaa97..3c5414469fac2 100644 --- a/src/test/ui/specialization/defaultimpl/specialization-trait-item-not-implemented.rs +++ b/src/test/ui/specialization/defaultimpl/specialization-trait-item-not-implemented.rs @@ -1,6 +1,6 @@ // Tests that default impls do not have to supply all items but regular impls do. -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete trait Foo { fn foo_one(&self) -> &'static str; diff --git a/src/test/ui/specialization/defaultimpl/specialization-trait-item-not-implemented.stderr b/src/test/ui/specialization/defaultimpl/specialization-trait-item-not-implemented.stderr index b862a937066d4..9d1eca1d6af76 100644 --- a/src/test/ui/specialization/defaultimpl/specialization-trait-item-not-implemented.stderr +++ b/src/test/ui/specialization/defaultimpl/specialization-trait-item-not-implemented.stderr @@ -1,3 +1,12 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/specialization-trait-item-not-implemented.rs:3:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + error[E0046]: not all trait items implemented, missing: `foo_two` --> $DIR/specialization-trait-item-not-implemented.rs:18:1 | @@ -7,6 +16,6 @@ LL | fn foo_two(&self) -> &'static str; LL | impl Foo for MyStruct {} | ^^^^^^^^^^^^^^^^^^^^^ missing `foo_two` in implementation -error: aborting due to previous error +error: aborting due to previous error; 1 warning emitted For more information about this error, try `rustc --explain E0046`. diff --git a/src/test/ui/specialization/defaultimpl/specialization-trait-not-implemented.rs b/src/test/ui/specialization/defaultimpl/specialization-trait-not-implemented.rs index 5c104449fe9c0..35e3b8725a82a 100644 --- a/src/test/ui/specialization/defaultimpl/specialization-trait-not-implemented.rs +++ b/src/test/ui/specialization/defaultimpl/specialization-trait-not-implemented.rs @@ -2,7 +2,7 @@ // - default impls do not have to supply all items and // - a default impl does not count as an impl (in this case, an incomplete default impl). -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete trait Foo { fn foo_one(&self) -> &'static str; diff --git a/src/test/ui/specialization/defaultimpl/specialization-trait-not-implemented.stderr b/src/test/ui/specialization/defaultimpl/specialization-trait-not-implemented.stderr index a55d79ee03534..6b8e559bc3634 100644 --- a/src/test/ui/specialization/defaultimpl/specialization-trait-not-implemented.stderr +++ b/src/test/ui/specialization/defaultimpl/specialization-trait-not-implemented.stderr @@ -1,3 +1,12 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/specialization-trait-not-implemented.rs:5:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + error[E0599]: no method named `foo_one` found for struct `MyStruct` in the current scope --> $DIR/specialization-trait-not-implemented.rs:22:29 | @@ -19,6 +28,6 @@ note: `Foo` defines an item `foo_one`, perhaps you need to implement it LL | trait Foo { | ^^^^^^^^^ -error: aborting due to previous error +error: aborting due to previous error; 1 warning emitted For more information about this error, try `rustc --explain E0599`. diff --git a/src/test/ui/specialization/defaultimpl/specialization-wfcheck.rs b/src/test/ui/specialization/defaultimpl/specialization-wfcheck.rs index 232338d9d4d99..afd634725e365 100644 --- a/src/test/ui/specialization/defaultimpl/specialization-wfcheck.rs +++ b/src/test/ui/specialization/defaultimpl/specialization-wfcheck.rs @@ -1,6 +1,6 @@ // Tests that a default impl still has to have a WF trait ref. -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete trait Foo<'a, T: Eq + 'a> { } diff --git a/src/test/ui/specialization/defaultimpl/specialization-wfcheck.stderr b/src/test/ui/specialization/defaultimpl/specialization-wfcheck.stderr index f499c1f569859..d45825651a8e2 100644 --- a/src/test/ui/specialization/defaultimpl/specialization-wfcheck.stderr +++ b/src/test/ui/specialization/defaultimpl/specialization-wfcheck.stderr @@ -1,3 +1,12 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/specialization-wfcheck.rs:3:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + error[E0277]: the trait bound `U: std::cmp::Eq` is not satisfied --> $DIR/specialization-wfcheck.rs:7:17 | @@ -12,6 +21,6 @@ help: consider restricting type parameter `U` LL | default impl Foo<'static, U> for () {} | ^^^^^^^^^^^^^^ -error: aborting due to previous error +error: aborting due to previous error; 1 warning emitted For more information about this error, try `rustc --explain E0277`. diff --git a/src/test/ui/specialization/defaultimpl/validation.rs b/src/test/ui/specialization/defaultimpl/validation.rs index 8134333c58f73..8558a1efb82f3 100644 --- a/src/test/ui/specialization/defaultimpl/validation.rs +++ b/src/test/ui/specialization/defaultimpl/validation.rs @@ -1,5 +1,5 @@ #![feature(negative_impls)] -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete struct S; struct Z; diff --git a/src/test/ui/specialization/defaultimpl/validation.stderr b/src/test/ui/specialization/defaultimpl/validation.stderr index 254eaf51a646b..2449849725f38 100644 --- a/src/test/ui/specialization/defaultimpl/validation.stderr +++ b/src/test/ui/specialization/defaultimpl/validation.stderr @@ -8,6 +8,15 @@ LL | default impl S {} | = note: only trait implementations may be annotated with `default` +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/validation.rs:2:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + error: impls of auto traits cannot be default --> $DIR/validation.rs:9:21 | @@ -36,6 +45,6 @@ error[E0750]: negative impls cannot be default impls LL | default impl !Tr for S {} | ^^^^^^^ ^ -error: aborting due to 5 previous errors +error: aborting due to 5 previous errors; 1 warning emitted For more information about this error, try `rustc --explain E0750`. diff --git a/src/test/ui/specialization/issue-36804.rs b/src/test/ui/specialization/issue-36804.rs index 9546a5dd5f516..89350602f3652 100644 --- a/src/test/ui/specialization/issue-36804.rs +++ b/src/test/ui/specialization/issue-36804.rs @@ -1,5 +1,5 @@ // check-pass -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete pub struct Cloned(I); diff --git a/src/test/ui/specialization/issue-36804.stderr b/src/test/ui/specialization/issue-36804.stderr new file mode 100644 index 0000000000000..744d88204247b --- /dev/null +++ b/src/test/ui/specialization/issue-36804.stderr @@ -0,0 +1,11 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-36804.rs:2:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/specialization/issue-39448.rs b/src/test/ui/specialization/issue-39448.rs index 8ac6d8e9311fc..9dd47a4a17e43 100644 --- a/src/test/ui/specialization/issue-39448.rs +++ b/src/test/ui/specialization/issue-39448.rs @@ -1,4 +1,4 @@ -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete // Regression test for a specialization-related ICE (#39448). diff --git a/src/test/ui/specialization/issue-39448.stderr b/src/test/ui/specialization/issue-39448.stderr index 861a1d9e8fc66..f3bb69b8f712a 100644 --- a/src/test/ui/specialization/issue-39448.stderr +++ b/src/test/ui/specialization/issue-39448.stderr @@ -1,3 +1,12 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-39448.rs:1:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + error[E0275]: overflow evaluating the requirement `T: FromA` --> $DIR/issue-39448.rs:45:13 | @@ -7,6 +16,6 @@ LL | x.foo(y.to()).to() = note: required because of the requirements on the impl of `FromA` for `T` = note: required because of the requirements on the impl of `ToA` for `U` -error: aborting due to previous error +error: aborting due to previous error; 1 warning emitted For more information about this error, try `rustc --explain E0275`. diff --git a/src/test/ui/specialization/issue-39618.rs b/src/test/ui/specialization/issue-39618.rs index 20e81e4359bac..72630ee9c7055 100644 --- a/src/test/ui/specialization/issue-39618.rs +++ b/src/test/ui/specialization/issue-39618.rs @@ -4,7 +4,7 @@ // check-pass -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete trait Foo { fn foo(&self); diff --git a/src/test/ui/specialization/issue-39618.stderr b/src/test/ui/specialization/issue-39618.stderr new file mode 100644 index 0000000000000..d40d17d8f71ca --- /dev/null +++ b/src/test/ui/specialization/issue-39618.stderr @@ -0,0 +1,11 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-39618.rs:7:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/specialization/issue-50452.rs b/src/test/ui/specialization/issue-50452.rs index 93f081d955819..29fc12066e875 100644 --- a/src/test/ui/specialization/issue-50452.rs +++ b/src/test/ui/specialization/issue-50452.rs @@ -1,6 +1,6 @@ // run-pass -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete pub trait Foo { fn foo(); diff --git a/src/test/ui/specialization/issue-50452.stderr b/src/test/ui/specialization/issue-50452.stderr new file mode 100644 index 0000000000000..c01817e0b2793 --- /dev/null +++ b/src/test/ui/specialization/issue-50452.stderr @@ -0,0 +1,11 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-50452.rs:3:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/specialization/issue-52050.rs b/src/test/ui/specialization/issue-52050.rs index 1e1bfe9cf0755..8046587020661 100644 --- a/src/test/ui/specialization/issue-52050.rs +++ b/src/test/ui/specialization/issue-52050.rs @@ -1,4 +1,4 @@ -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete // Regression test for #52050: when inserting the blanket impl `I` // into the tree, we had to replace the child node for `Foo`, which diff --git a/src/test/ui/specialization/issue-52050.stderr b/src/test/ui/specialization/issue-52050.stderr index 36f96b011983f..a7564ced055d5 100644 --- a/src/test/ui/specialization/issue-52050.stderr +++ b/src/test/ui/specialization/issue-52050.stderr @@ -1,3 +1,12 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-52050.rs:1:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + error[E0119]: conflicting implementations of trait `IntoPyDictPointer` for type `()`: --> $DIR/issue-52050.rs:28:1 | @@ -13,6 +22,6 @@ LL | impl IntoPyDictPointer for () | = note: upstream crates may add a new impl of trait `std::iter::Iterator` for type `()` in future versions -error: aborting due to previous error +error: aborting due to previous error; 1 warning emitted For more information about this error, try `rustc --explain E0119`. diff --git a/src/test/ui/specialization/issue-63716-parse-async.rs b/src/test/ui/specialization/issue-63716-parse-async.rs index c3764ffaab83f..10f185c335144 100644 --- a/src/test/ui/specialization/issue-63716-parse-async.rs +++ b/src/test/ui/specialization/issue-63716-parse-async.rs @@ -4,7 +4,7 @@ // check-pass // edition:2018 -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete fn main() {} diff --git a/src/test/ui/specialization/issue-63716-parse-async.stderr b/src/test/ui/specialization/issue-63716-parse-async.stderr new file mode 100644 index 0000000000000..43620e1ba51e1 --- /dev/null +++ b/src/test/ui/specialization/issue-63716-parse-async.stderr @@ -0,0 +1,11 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-63716-parse-async.rs:7:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/specialization/issue-70442.rs b/src/test/ui/specialization/issue-70442.rs index 4371dd2e16747..d41b5355c2cde 100644 --- a/src/test/ui/specialization/issue-70442.rs +++ b/src/test/ui/specialization/issue-70442.rs @@ -1,4 +1,4 @@ -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete // check-pass diff --git a/src/test/ui/specialization/issue-70442.stderr b/src/test/ui/specialization/issue-70442.stderr new file mode 100644 index 0000000000000..f71e4c7dd1cef --- /dev/null +++ b/src/test/ui/specialization/issue-70442.stderr @@ -0,0 +1,11 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-70442.rs:1:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/specialization/non-defaulted-item-fail.rs b/src/test/ui/specialization/non-defaulted-item-fail.rs index 403f718d7dd9f..b7d6ac829dd14 100644 --- a/src/test/ui/specialization/non-defaulted-item-fail.rs +++ b/src/test/ui/specialization/non-defaulted-item-fail.rs @@ -1,4 +1,5 @@ #![feature(specialization, associated_type_defaults)] +//~^ WARN the feature `specialization` is incomplete // Test that attempting to override a non-default method or one not in the // parent impl causes an error. diff --git a/src/test/ui/specialization/non-defaulted-item-fail.stderr b/src/test/ui/specialization/non-defaulted-item-fail.stderr index e6c5fc1441b2f..eae045b92c04d 100644 --- a/src/test/ui/specialization/non-defaulted-item-fail.stderr +++ b/src/test/ui/specialization/non-defaulted-item-fail.stderr @@ -1,5 +1,14 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/non-defaulted-item-fail.rs:1:12 + | +LL | #![feature(specialization, associated_type_defaults)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + error[E0520]: `Ty` specializes an item from a parent `impl`, but that item is not marked `default` - --> $DIR/non-defaulted-item-fail.rs:29:5 + --> $DIR/non-defaulted-item-fail.rs:30:5 | LL | / impl Foo for Box { LL | | type Ty = bool; @@ -14,7 +23,7 @@ LL | type Ty = Vec<()>; = note: to specialize, `Ty` in the parent `impl` must be marked `default` error[E0520]: `CONST` specializes an item from a parent `impl`, but that item is not marked `default` - --> $DIR/non-defaulted-item-fail.rs:31:5 + --> $DIR/non-defaulted-item-fail.rs:32:5 | LL | / impl Foo for Box { LL | | type Ty = bool; @@ -29,7 +38,7 @@ LL | const CONST: u8 = 42; = note: to specialize, `CONST` in the parent `impl` must be marked `default` error[E0520]: `foo` specializes an item from a parent `impl`, but that item is not marked `default` - --> $DIR/non-defaulted-item-fail.rs:33:5 + --> $DIR/non-defaulted-item-fail.rs:34:5 | LL | / impl Foo for Box { LL | | type Ty = bool; @@ -44,7 +53,7 @@ LL | fn foo(&self) -> bool { true } = note: to specialize, `foo` in the parent `impl` must be marked `default` error[E0520]: `Ty` specializes an item from a parent `impl`, but that item is not marked `default` - --> $DIR/non-defaulted-item-fail.rs:45:5 + --> $DIR/non-defaulted-item-fail.rs:46:5 | LL | impl Foo for Vec {} | ------------------------- parent `impl` is here @@ -55,7 +64,7 @@ LL | type Ty = Vec<()>; = note: to specialize, `Ty` in the parent `impl` must be marked `default` error[E0520]: `CONST` specializes an item from a parent `impl`, but that item is not marked `default` - --> $DIR/non-defaulted-item-fail.rs:47:5 + --> $DIR/non-defaulted-item-fail.rs:48:5 | LL | impl Foo for Vec {} | ------------------------- parent `impl` is here @@ -66,7 +75,7 @@ LL | const CONST: u8 = 42; = note: to specialize, `CONST` in the parent `impl` must be marked `default` error[E0520]: `foo` specializes an item from a parent `impl`, but that item is not marked `default` - --> $DIR/non-defaulted-item-fail.rs:49:5 + --> $DIR/non-defaulted-item-fail.rs:50:5 | LL | impl Foo for Vec {} | ------------------------- parent `impl` is here @@ -76,6 +85,6 @@ LL | fn foo(&self) -> bool { true } | = note: to specialize, `foo` in the parent `impl` must be marked `default` -error: aborting due to 6 previous errors +error: aborting due to 6 previous errors; 1 warning emitted For more information about this error, try `rustc --explain E0520`. diff --git a/src/test/ui/specialization/specialization-allowed-cross-crate.rs b/src/test/ui/specialization/specialization-allowed-cross-crate.rs index 15550bcce2a8a..5d67160eb96ad 100644 --- a/src/test/ui/specialization/specialization-allowed-cross-crate.rs +++ b/src/test/ui/specialization/specialization-allowed-cross-crate.rs @@ -5,7 +5,7 @@ // aux-build:go_trait.rs -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete extern crate go_trait; diff --git a/src/test/ui/specialization/specialization-allowed-cross-crate.stderr b/src/test/ui/specialization/specialization-allowed-cross-crate.stderr new file mode 100644 index 0000000000000..7d087545725be --- /dev/null +++ b/src/test/ui/specialization/specialization-allowed-cross-crate.stderr @@ -0,0 +1,11 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/specialization-allowed-cross-crate.rs:8:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/specialization/specialization-assoc-fns.rs b/src/test/ui/specialization/specialization-assoc-fns.rs index b6a7a48972ac2..cbfcb4719f6a4 100644 --- a/src/test/ui/specialization/specialization-assoc-fns.rs +++ b/src/test/ui/specialization/specialization-assoc-fns.rs @@ -2,7 +2,7 @@ // Test that non-method associated functions can be specialized -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete trait Foo { fn mk() -> Self; diff --git a/src/test/ui/specialization/specialization-assoc-fns.stderr b/src/test/ui/specialization/specialization-assoc-fns.stderr new file mode 100644 index 0000000000000..b12738604ea83 --- /dev/null +++ b/src/test/ui/specialization/specialization-assoc-fns.stderr @@ -0,0 +1,11 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/specialization-assoc-fns.rs:5:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/specialization/specialization-basics.rs b/src/test/ui/specialization/specialization-basics.rs index 6c359e51bc2e4..721c934dbfab9 100644 --- a/src/test/ui/specialization/specialization-basics.rs +++ b/src/test/ui/specialization/specialization-basics.rs @@ -1,6 +1,6 @@ // run-pass -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete // Tests a variety of basic specialization scenarios and method // dispatch for them. diff --git a/src/test/ui/specialization/specialization-basics.stderr b/src/test/ui/specialization/specialization-basics.stderr new file mode 100644 index 0000000000000..ad00cd81df13c --- /dev/null +++ b/src/test/ui/specialization/specialization-basics.stderr @@ -0,0 +1,11 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/specialization-basics.rs:3:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/specialization/specialization-cross-crate.rs b/src/test/ui/specialization/specialization-cross-crate.rs index fa63c86632985..4171505aa374c 100644 --- a/src/test/ui/specialization/specialization-cross-crate.rs +++ b/src/test/ui/specialization/specialization-cross-crate.rs @@ -2,7 +2,7 @@ // aux-build:specialization_cross_crate.rs -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete extern crate specialization_cross_crate; diff --git a/src/test/ui/specialization/specialization-cross-crate.stderr b/src/test/ui/specialization/specialization-cross-crate.stderr new file mode 100644 index 0000000000000..7481eed796d96 --- /dev/null +++ b/src/test/ui/specialization/specialization-cross-crate.stderr @@ -0,0 +1,11 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/specialization-cross-crate.rs:5:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/specialization/specialization-default-methods.rs b/src/test/ui/specialization/specialization-default-methods.rs index 9ae3d1e9f3931..dcf68afa945bf 100644 --- a/src/test/ui/specialization/specialization-default-methods.rs +++ b/src/test/ui/specialization/specialization-default-methods.rs @@ -1,6 +1,6 @@ // run-pass -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete // Test that default methods are cascaded correctly diff --git a/src/test/ui/specialization/specialization-default-methods.stderr b/src/test/ui/specialization/specialization-default-methods.stderr new file mode 100644 index 0000000000000..4fa19adad066e --- /dev/null +++ b/src/test/ui/specialization/specialization-default-methods.stderr @@ -0,0 +1,11 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/specialization-default-methods.rs:3:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/specialization/specialization-default-projection.rs b/src/test/ui/specialization/specialization-default-projection.rs index e9343f2360170..7f3ae951287ca 100644 --- a/src/test/ui/specialization/specialization-default-projection.rs +++ b/src/test/ui/specialization/specialization-default-projection.rs @@ -1,4 +1,4 @@ -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete // Make sure we can't project defaulted associated types diff --git a/src/test/ui/specialization/specialization-default-projection.stderr b/src/test/ui/specialization/specialization-default-projection.stderr index ac15ab0681a02..456eb6d5ca553 100644 --- a/src/test/ui/specialization/specialization-default-projection.stderr +++ b/src/test/ui/specialization/specialization-default-projection.stderr @@ -1,3 +1,12 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/specialization-default-projection.rs:1:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + error[E0308]: mismatched types --> $DIR/specialization-default-projection.rs:21:5 | @@ -28,6 +37,6 @@ LL | generic::<()>() = help: consider constraining the associated type `<() as Foo>::Assoc` to `()` = note: for more information, visit https://doc.rust-lang.org/book/ch19-03-advanced-traits.html -error: aborting due to 2 previous errors +error: aborting due to 2 previous errors; 1 warning emitted For more information about this error, try `rustc --explain E0308`. diff --git a/src/test/ui/specialization/specialization-default-types.rs b/src/test/ui/specialization/specialization-default-types.rs index acb86d889d43c..346471f11e4a8 100644 --- a/src/test/ui/specialization/specialization-default-types.rs +++ b/src/test/ui/specialization/specialization-default-types.rs @@ -2,7 +2,7 @@ // associated type in the impl defining it -- otherwise, what happens // if it's overridden? -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete trait Example { type Output; diff --git a/src/test/ui/specialization/specialization-default-types.stderr b/src/test/ui/specialization/specialization-default-types.stderr index 7233387eba1fa..5e0221f07882e 100644 --- a/src/test/ui/specialization/specialization-default-types.stderr +++ b/src/test/ui/specialization/specialization-default-types.stderr @@ -1,3 +1,12 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/specialization-default-types.rs:5:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + error[E0308]: mismatched types --> $DIR/specialization-default-types.rs:15:9 | @@ -24,6 +33,6 @@ LL | Example::generate(t) = help: consider constraining the associated type `::Output` to `std::boxed::Box` = note: for more information, visit https://doc.rust-lang.org/book/ch19-03-advanced-traits.html -error: aborting due to 2 previous errors +error: aborting due to 2 previous errors; 1 warning emitted For more information about this error, try `rustc --explain E0308`. diff --git a/src/test/ui/specialization/specialization-no-default.rs b/src/test/ui/specialization/specialization-no-default.rs index 57346b26d24ec..ae739b2358d58 100644 --- a/src/test/ui/specialization/specialization-no-default.rs +++ b/src/test/ui/specialization/specialization-no-default.rs @@ -1,4 +1,4 @@ -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete // Check a number of scenarios in which one impl tries to override another, // without correctly using `default`. diff --git a/src/test/ui/specialization/specialization-no-default.stderr b/src/test/ui/specialization/specialization-no-default.stderr index 992e9abbd4ce2..bb8b2a6c98e09 100644 --- a/src/test/ui/specialization/specialization-no-default.stderr +++ b/src/test/ui/specialization/specialization-no-default.stderr @@ -1,3 +1,12 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/specialization-no-default.rs:1:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + error[E0520]: `foo` specializes an item from a parent `impl`, but that item is not marked `default` --> $DIR/specialization-no-default.rs:20:5 | @@ -65,6 +74,6 @@ LL | default fn redundant(&self) {} | = note: to specialize, `redundant` in the parent `impl` must be marked `default` -error: aborting due to 5 previous errors +error: aborting due to 5 previous errors; 1 warning emitted For more information about this error, try `rustc --explain E0520`. diff --git a/src/test/ui/specialization/specialization-on-projection.rs b/src/test/ui/specialization/specialization-on-projection.rs index 5606eaea3073d..be8dcc4232e7b 100644 --- a/src/test/ui/specialization/specialization-on-projection.rs +++ b/src/test/ui/specialization/specialization-on-projection.rs @@ -1,7 +1,7 @@ // run-pass #![allow(dead_code)] -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete // Ensure that specialization works for impls defined directly on a projection diff --git a/src/test/ui/specialization/specialization-on-projection.stderr b/src/test/ui/specialization/specialization-on-projection.stderr new file mode 100644 index 0000000000000..d91668d10c5f3 --- /dev/null +++ b/src/test/ui/specialization/specialization-on-projection.stderr @@ -0,0 +1,11 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/specialization-on-projection.rs:4:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/specialization/specialization-out-of-order.rs b/src/test/ui/specialization/specialization-out-of-order.rs index 94e764f76366e..cb7563e2760c2 100644 --- a/src/test/ui/specialization/specialization-out-of-order.rs +++ b/src/test/ui/specialization/specialization-out-of-order.rs @@ -2,7 +2,7 @@ // Test that you can list the more specific impl before the more general one. -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete trait Foo { type Out; diff --git a/src/test/ui/specialization/specialization-out-of-order.stderr b/src/test/ui/specialization/specialization-out-of-order.stderr new file mode 100644 index 0000000000000..a17f9f11a3f31 --- /dev/null +++ b/src/test/ui/specialization/specialization-out-of-order.stderr @@ -0,0 +1,11 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/specialization-out-of-order.rs:5:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/specialization/specialization-overlap-negative.rs b/src/test/ui/specialization/specialization-overlap-negative.rs index 90dbef3075b7f..550d370829539 100644 --- a/src/test/ui/specialization/specialization-overlap-negative.rs +++ b/src/test/ui/specialization/specialization-overlap-negative.rs @@ -1,5 +1,5 @@ #![feature(negative_impls)] -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete trait MyTrait {} diff --git a/src/test/ui/specialization/specialization-overlap-negative.stderr b/src/test/ui/specialization/specialization-overlap-negative.stderr index e2616534d2041..6141174ba8c03 100644 --- a/src/test/ui/specialization/specialization-overlap-negative.stderr +++ b/src/test/ui/specialization/specialization-overlap-negative.stderr @@ -1,3 +1,12 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/specialization-overlap-negative.rs:2:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + error[E0751]: found both positive and negative implementation of trait `std::marker::Send` for type `TestType<_>`: --> $DIR/specialization-overlap-negative.rs:9:1 | @@ -6,6 +15,6 @@ LL | unsafe impl Send for TestType {} LL | impl !Send for TestType {} | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ negative implementation here -error: aborting due to previous error +error: aborting due to previous error; 1 warning emitted For more information about this error, try `rustc --explain E0751`. diff --git a/src/test/ui/specialization/specialization-overlap-projection.rs b/src/test/ui/specialization/specialization-overlap-projection.rs index 00b83c7e7a1b8..b07efb2a5c1cd 100644 --- a/src/test/ui/specialization/specialization-overlap-projection.rs +++ b/src/test/ui/specialization/specialization-overlap-projection.rs @@ -4,7 +4,7 @@ // projections involve specialization, so long as the associated type is // provided by the most specialized impl. -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete trait Assoc { type Output; diff --git a/src/test/ui/specialization/specialization-overlap-projection.stderr b/src/test/ui/specialization/specialization-overlap-projection.stderr new file mode 100644 index 0000000000000..6f1a594bacb3a --- /dev/null +++ b/src/test/ui/specialization/specialization-overlap-projection.stderr @@ -0,0 +1,11 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/specialization-overlap-projection.rs:7:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/specialization/specialization-overlap.rs b/src/test/ui/specialization/specialization-overlap.rs index c8ef8d61c1e8f..6bee22ceb8b64 100644 --- a/src/test/ui/specialization/specialization-overlap.rs +++ b/src/test/ui/specialization/specialization-overlap.rs @@ -1,4 +1,4 @@ -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete trait Foo { fn foo() {} } impl Foo for T {} diff --git a/src/test/ui/specialization/specialization-overlap.stderr b/src/test/ui/specialization/specialization-overlap.stderr index 4275e7bdd85e2..cf0f186a18337 100644 --- a/src/test/ui/specialization/specialization-overlap.stderr +++ b/src/test/ui/specialization/specialization-overlap.stderr @@ -1,3 +1,12 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/specialization-overlap.rs:1:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + error[E0119]: conflicting implementations of trait `Foo` for type `std::vec::Vec<_>`: --> $DIR/specialization-overlap.rs:5:1 | @@ -30,6 +39,6 @@ LL | impl Qux for T {} LL | impl Qux for T {} | ^^^^^^^^^^^^^^^^^^^^^ conflicting implementation -error: aborting due to 4 previous errors +error: aborting due to 4 previous errors; 1 warning emitted For more information about this error, try `rustc --explain E0119`. diff --git a/src/test/ui/specialization/specialization-polarity.rs b/src/test/ui/specialization/specialization-polarity.rs index e78035f171075..17897d8b803d9 100644 --- a/src/test/ui/specialization/specialization-polarity.rs +++ b/src/test/ui/specialization/specialization-polarity.rs @@ -2,7 +2,7 @@ #![feature(optin_builtin_traits)] #![feature(negative_impls)] -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete auto trait Foo {} diff --git a/src/test/ui/specialization/specialization-polarity.stderr b/src/test/ui/specialization/specialization-polarity.stderr index 44e60cad67aa4..c44af22b8e63b 100644 --- a/src/test/ui/specialization/specialization-polarity.stderr +++ b/src/test/ui/specialization/specialization-polarity.stderr @@ -1,3 +1,12 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/specialization-polarity.rs:5:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + error[E0751]: found both positive and negative implementation of trait `Foo` for type `u8`: --> $DIR/specialization-polarity.rs:10:1 | @@ -14,6 +23,6 @@ LL | impl !Bar for T {} LL | impl Bar for u8 {} | ^^^^^^^^^^^^^^^ positive implementation here -error: aborting due to 2 previous errors +error: aborting due to 2 previous errors; 1 warning emitted For more information about this error, try `rustc --explain E0751`. diff --git a/src/test/ui/specialization/specialization-projection-alias.rs b/src/test/ui/specialization/specialization-projection-alias.rs index 0081ed455c960..f1f0b47bb6503 100644 --- a/src/test/ui/specialization/specialization-projection-alias.rs +++ b/src/test/ui/specialization/specialization-projection-alias.rs @@ -2,7 +2,7 @@ #![allow(dead_code)] #![allow(unused_variables)] -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete // Regression test for ICE when combining specialized associated types and type // aliases diff --git a/src/test/ui/specialization/specialization-projection-alias.stderr b/src/test/ui/specialization/specialization-projection-alias.stderr new file mode 100644 index 0000000000000..0c3659a8f7a06 --- /dev/null +++ b/src/test/ui/specialization/specialization-projection-alias.stderr @@ -0,0 +1,11 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/specialization-projection-alias.rs:5:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/specialization/specialization-projection.rs b/src/test/ui/specialization/specialization-projection.rs index 86cdccf131e22..700975e3b828f 100644 --- a/src/test/ui/specialization/specialization-projection.rs +++ b/src/test/ui/specialization/specialization-projection.rs @@ -1,7 +1,7 @@ // run-pass #![allow(dead_code)] -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete // Make sure we *can* project non-defaulted associated types // cf compile-fail/specialization-default-projection.rs diff --git a/src/test/ui/specialization/specialization-projection.stderr b/src/test/ui/specialization/specialization-projection.stderr new file mode 100644 index 0000000000000..c5c86f5108e6e --- /dev/null +++ b/src/test/ui/specialization/specialization-projection.stderr @@ -0,0 +1,11 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/specialization-projection.rs:4:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/specialization/specialization-super-traits.rs b/src/test/ui/specialization/specialization-super-traits.rs index a0f71d876931e..fb85d8019218a 100644 --- a/src/test/ui/specialization/specialization-super-traits.rs +++ b/src/test/ui/specialization/specialization-super-traits.rs @@ -1,6 +1,6 @@ // run-pass -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete // Test that you can specialize via an explicit trait hierarchy diff --git a/src/test/ui/specialization/specialization-super-traits.stderr b/src/test/ui/specialization/specialization-super-traits.stderr new file mode 100644 index 0000000000000..05bdfd40136a4 --- /dev/null +++ b/src/test/ui/specialization/specialization-super-traits.stderr @@ -0,0 +1,11 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/specialization-super-traits.rs:3:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/specialization/specialization-translate-projections-with-lifetimes.rs b/src/test/ui/specialization/specialization-translate-projections-with-lifetimes.rs index 2e32e3ff02d3e..5c2781a9c63a6 100644 --- a/src/test/ui/specialization/specialization-translate-projections-with-lifetimes.rs +++ b/src/test/ui/specialization/specialization-translate-projections-with-lifetimes.rs @@ -1,6 +1,6 @@ // run-pass -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete trait Iterator { fn next(&self); diff --git a/src/test/ui/specialization/specialization-translate-projections-with-lifetimes.stderr b/src/test/ui/specialization/specialization-translate-projections-with-lifetimes.stderr new file mode 100644 index 0000000000000..6284dd8f3f7d7 --- /dev/null +++ b/src/test/ui/specialization/specialization-translate-projections-with-lifetimes.stderr @@ -0,0 +1,11 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/specialization-translate-projections-with-lifetimes.rs:3:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/specialization/specialization-translate-projections-with-params.rs b/src/test/ui/specialization/specialization-translate-projections-with-params.rs index bdc6501df44b8..62d63590a6688 100644 --- a/src/test/ui/specialization/specialization-translate-projections-with-params.rs +++ b/src/test/ui/specialization/specialization-translate-projections-with-params.rs @@ -4,7 +4,7 @@ // type parameters *and* rely on projections, and the type parameters are input // types on the trait. -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete trait Trait { fn convert(&self) -> T; diff --git a/src/test/ui/specialization/specialization-translate-projections-with-params.stderr b/src/test/ui/specialization/specialization-translate-projections-with-params.stderr new file mode 100644 index 0000000000000..b17794173c570 --- /dev/null +++ b/src/test/ui/specialization/specialization-translate-projections-with-params.stderr @@ -0,0 +1,11 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/specialization-translate-projections-with-params.rs:7:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/specialization/specialization-translate-projections.rs b/src/test/ui/specialization/specialization-translate-projections.rs index fcccb67902e58..92ea9e2b85d32 100644 --- a/src/test/ui/specialization/specialization-translate-projections.rs +++ b/src/test/ui/specialization/specialization-translate-projections.rs @@ -3,7 +3,7 @@ // Ensure that provided items are inherited properly even when impls vary in // type parameters *and* rely on projections. -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete use std::convert::Into; diff --git a/src/test/ui/specialization/specialization-translate-projections.stderr b/src/test/ui/specialization/specialization-translate-projections.stderr new file mode 100644 index 0000000000000..fbb28e6064088 --- /dev/null +++ b/src/test/ui/specialization/specialization-translate-projections.stderr @@ -0,0 +1,11 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/specialization-translate-projections.rs:6:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/traits/negative-impls/negative-default-impls.rs b/src/test/ui/traits/negative-impls/negative-default-impls.rs index 2d50bc83ec304..c68bca432fa86 100644 --- a/src/test/ui/traits/negative-impls/negative-default-impls.rs +++ b/src/test/ui/traits/negative-impls/negative-default-impls.rs @@ -1,5 +1,6 @@ #![feature(negative_impls)] #![feature(specialization)] +//~^ WARN the feature `specialization` is incomplete trait MyTrait { type Foo; diff --git a/src/test/ui/traits/negative-impls/negative-default-impls.stderr b/src/test/ui/traits/negative-impls/negative-default-impls.stderr index a70bbe6b948d1..50e74373b53bb 100644 --- a/src/test/ui/traits/negative-impls/negative-default-impls.stderr +++ b/src/test/ui/traits/negative-impls/negative-default-impls.stderr @@ -1,9 +1,18 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/negative-default-impls.rs:2:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + error[E0750]: negative impls cannot be default impls - --> $DIR/negative-default-impls.rs:8:1 + --> $DIR/negative-default-impls.rs:9:1 | LL | default impl !MyTrait for u32 {} | ^^^^^^^ ^ -error: aborting due to previous error +error: aborting due to previous error; 1 warning emitted For more information about this error, try `rustc --explain E0750`. diff --git a/src/test/ui/traits/negative-impls/negative-specializes-negative.rs b/src/test/ui/traits/negative-impls/negative-specializes-negative.rs index 877c3e8af4f1a..35297ab124ed0 100644 --- a/src/test/ui/traits/negative-impls/negative-specializes-negative.rs +++ b/src/test/ui/traits/negative-impls/negative-specializes-negative.rs @@ -1,4 +1,4 @@ -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete #![feature(negative_impls)] // Test a negative impl that "specializes" another negative impl. diff --git a/src/test/ui/traits/negative-impls/negative-specializes-negative.stderr b/src/test/ui/traits/negative-impls/negative-specializes-negative.stderr new file mode 100644 index 0000000000000..8b536de378630 --- /dev/null +++ b/src/test/ui/traits/negative-impls/negative-specializes-negative.stderr @@ -0,0 +1,11 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/negative-specializes-negative.rs:1:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + +warning: 1 warning emitted + diff --git a/src/test/ui/traits/negative-impls/negative-specializes-positive-item.rs b/src/test/ui/traits/negative-impls/negative-specializes-positive-item.rs index da22e43377f52..4281eedaf631c 100644 --- a/src/test/ui/traits/negative-impls/negative-specializes-positive-item.rs +++ b/src/test/ui/traits/negative-impls/negative-specializes-positive-item.rs @@ -1,4 +1,4 @@ -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete #![feature(negative_impls)] // Negative impl for u32 cannot "specialize" the base impl. diff --git a/src/test/ui/traits/negative-impls/negative-specializes-positive-item.stderr b/src/test/ui/traits/negative-impls/negative-specializes-positive-item.stderr index 079546a7df40b..89ef15e89ac96 100644 --- a/src/test/ui/traits/negative-impls/negative-specializes-positive-item.stderr +++ b/src/test/ui/traits/negative-impls/negative-specializes-positive-item.stderr @@ -1,3 +1,12 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/negative-specializes-positive-item.rs:1:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + error[E0751]: found both positive and negative implementation of trait `MyTrait` for type `u32`: --> $DIR/negative-specializes-positive-item.rs:11:1 | @@ -7,6 +16,6 @@ LL | impl MyTrait for T { LL | impl !MyTrait for u32 {} | ^^^^^^^^^^^^^^^^^^^^^ negative implementation here -error: aborting due to previous error +error: aborting due to previous error; 1 warning emitted For more information about this error, try `rustc --explain E0751`. diff --git a/src/test/ui/traits/negative-impls/negative-specializes-positive.rs b/src/test/ui/traits/negative-impls/negative-specializes-positive.rs index 1939a098b50ee..0e227691e0404 100644 --- a/src/test/ui/traits/negative-impls/negative-specializes-positive.rs +++ b/src/test/ui/traits/negative-impls/negative-specializes-positive.rs @@ -1,4 +1,4 @@ -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete #![feature(negative_impls)] // Negative impl for u32 cannot "specialize" the base impl. diff --git a/src/test/ui/traits/negative-impls/negative-specializes-positive.stderr b/src/test/ui/traits/negative-impls/negative-specializes-positive.stderr index ea005c1cbe0c6..e45d5a251ab26 100644 --- a/src/test/ui/traits/negative-impls/negative-specializes-positive.stderr +++ b/src/test/ui/traits/negative-impls/negative-specializes-positive.stderr @@ -1,3 +1,12 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/negative-specializes-positive.rs:1:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + error[E0751]: found both positive and negative implementation of trait `MyTrait` for type `u32`: --> $DIR/negative-specializes-positive.rs:7:1 | @@ -6,6 +15,6 @@ LL | impl MyTrait for T {} LL | impl !MyTrait for u32 {} | ^^^^^^^^^^^^^^^^^^^^^ negative implementation here -error: aborting due to previous error +error: aborting due to previous error; 1 warning emitted For more information about this error, try `rustc --explain E0751`. diff --git a/src/test/ui/traits/negative-impls/positive-specializes-negative.rs b/src/test/ui/traits/negative-impls/positive-specializes-negative.rs index f2c5f507a4ebb..a06b357654068 100644 --- a/src/test/ui/traits/negative-impls/positive-specializes-negative.rs +++ b/src/test/ui/traits/negative-impls/positive-specializes-negative.rs @@ -1,4 +1,4 @@ -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete #![feature(negative_impls)] trait MyTrait {} diff --git a/src/test/ui/traits/negative-impls/positive-specializes-negative.stderr b/src/test/ui/traits/negative-impls/positive-specializes-negative.stderr index a24d7aa442f4a..49c16d474040e 100644 --- a/src/test/ui/traits/negative-impls/positive-specializes-negative.stderr +++ b/src/test/ui/traits/negative-impls/positive-specializes-negative.stderr @@ -1,3 +1,12 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/positive-specializes-negative.rs:1:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + error[E0751]: found both positive and negative implementation of trait `MyTrait` for type `u32`: --> $DIR/positive-specializes-negative.rs:7:1 | @@ -6,6 +15,6 @@ LL | impl !MyTrait for T {} LL | impl MyTrait for u32 {} | ^^^^^^^^^^^^^^^^^^^^ positive implementation here -error: aborting due to previous error +error: aborting due to previous error; 1 warning emitted For more information about this error, try `rustc --explain E0751`. diff --git a/src/test/ui/transmute-specialization.rs b/src/test/ui/transmute-specialization.rs index 002fba9ce8101..499334d983b1f 100644 --- a/src/test/ui/transmute-specialization.rs +++ b/src/test/ui/transmute-specialization.rs @@ -1,6 +1,6 @@ // run-pass -#![feature(specialization)] +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete trait Specializable { type Output; } diff --git a/src/test/ui/transmute-specialization.stderr b/src/test/ui/transmute-specialization.stderr new file mode 100644 index 0000000000000..02315051d30ec --- /dev/null +++ b/src/test/ui/transmute-specialization.stderr @@ -0,0 +1,11 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/transmute-specialization.rs:3:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 for more information + +warning: 1 warning emitted +