diff options
Diffstat (limited to 'src/test/ui/marker_trait_attr')
7 files changed, 57 insertions, 5 deletions
diff --git a/src/test/ui/marker_trait_attr/overlap-doesnt-conflict-with-specialization.stderr b/src/test/ui/marker_trait_attr/overlap-doesnt-conflict-with-specialization.stderr index fca986627..649e58915 100644 --- a/src/test/ui/marker_trait_attr/overlap-doesnt-conflict-with-specialization.stderr +++ b/src/test/ui/marker_trait_attr/overlap-doesnt-conflict-with-specialization.stderr @@ -4,9 +4,9 @@ warning: the feature `specialization` is incomplete and may not be safe to use a LL | #![feature(specialization)] | ^^^^^^^^^^^^^^ | - = note: `#[warn(incomplete_features)]` on by default = note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information = help: consider using `min_specialization` instead, which is more stable and complete + = note: `#[warn(incomplete_features)]` on by default warning: 1 warning emitted diff --git a/src/test/ui/marker_trait_attr/overlap-marker-trait-with-static-lifetime.rs b/src/test/ui/marker_trait_attr/overlap-marker-trait-with-static-lifetime.rs new file mode 100644 index 000000000..62aa22d41 --- /dev/null +++ b/src/test/ui/marker_trait_attr/overlap-marker-trait-with-static-lifetime.rs @@ -0,0 +1,10 @@ +// check-pass +#![feature(marker_trait_attr)] + +#[marker] +trait Marker {} + +impl Marker for &'static () {} +impl Marker for &'static () {} + +fn main() {} diff --git a/src/test/ui/marker_trait_attr/overlap-marker-trait-with-underscore-lifetime.rs b/src/test/ui/marker_trait_attr/overlap-marker-trait-with-underscore-lifetime.rs new file mode 100644 index 000000000..eabce1aef --- /dev/null +++ b/src/test/ui/marker_trait_attr/overlap-marker-trait-with-underscore-lifetime.rs @@ -0,0 +1,9 @@ +#![feature(marker_trait_attr)] + +#[marker] +trait Marker {} + +impl Marker for &'_ () {} //~ ERROR type annotations needed +impl Marker for &'_ () {} //~ ERROR type annotations needed + +fn main() {} diff --git a/src/test/ui/marker_trait_attr/overlap-marker-trait-with-underscore-lifetime.stderr b/src/test/ui/marker_trait_attr/overlap-marker-trait-with-underscore-lifetime.stderr new file mode 100644 index 000000000..235c89e20 --- /dev/null +++ b/src/test/ui/marker_trait_attr/overlap-marker-trait-with-underscore-lifetime.stderr @@ -0,0 +1,31 @@ +error[E0283]: type annotations needed: cannot satisfy `&(): Marker` + --> $DIR/overlap-marker-trait-with-underscore-lifetime.rs:6:6 + | +LL | impl Marker for &'_ () {} + | ^^^^^^ + | +note: multiple `impl`s satisfying `&(): Marker` found + --> $DIR/overlap-marker-trait-with-underscore-lifetime.rs:6:1 + | +LL | impl Marker for &'_ () {} + | ^^^^^^^^^^^^^^^^^^^^^^ +LL | impl Marker for &'_ () {} + | ^^^^^^^^^^^^^^^^^^^^^^ + +error[E0283]: type annotations needed: cannot satisfy `&(): Marker` + --> $DIR/overlap-marker-trait-with-underscore-lifetime.rs:7:6 + | +LL | impl Marker for &'_ () {} + | ^^^^^^ + | +note: multiple `impl`s satisfying `&(): Marker` found + --> $DIR/overlap-marker-trait-with-underscore-lifetime.rs:6:1 + | +LL | impl Marker for &'_ () {} + | ^^^^^^^^^^^^^^^^^^^^^^ +LL | impl Marker for &'_ () {} + | ^^^^^^^^^^^^^^^^^^^^^^ + +error: aborting due to 2 previous errors + +For more information about this error, try `rustc --explain E0283`. diff --git a/src/test/ui/marker_trait_attr/overlap-marker-trait.rs b/src/test/ui/marker_trait_attr/overlap-marker-trait.rs index 8794d42f4..67e551797 100644 --- a/src/test/ui/marker_trait_attr/overlap-marker-trait.rs +++ b/src/test/ui/marker_trait_attr/overlap-marker-trait.rs @@ -7,7 +7,8 @@ use std::fmt::{Debug, Display}; -#[marker] trait Marker {} +#[marker] +trait Marker {} impl<T: Debug> Marker for T {} impl<T: Display> Marker for T {} diff --git a/src/test/ui/marker_trait_attr/overlap-marker-trait.stderr b/src/test/ui/marker_trait_attr/overlap-marker-trait.stderr index 1f3410597..133bc0484 100644 --- a/src/test/ui/marker_trait_attr/overlap-marker-trait.stderr +++ b/src/test/ui/marker_trait_attr/overlap-marker-trait.stderr @@ -1,11 +1,11 @@ error[E0277]: the trait bound `NotDebugOrDisplay: Marker` is not satisfied - --> $DIR/overlap-marker-trait.rs:27:17 + --> $DIR/overlap-marker-trait.rs:28:17 | LL | is_marker::<NotDebugOrDisplay>(); | ^^^^^^^^^^^^^^^^^ the trait `Marker` is not implemented for `NotDebugOrDisplay` | note: required by a bound in `is_marker` - --> $DIR/overlap-marker-trait.rs:15:17 + --> $DIR/overlap-marker-trait.rs:16:17 | LL | fn is_marker<T: Marker>() { } | ^^^^^^ required by this bound in `is_marker` diff --git a/src/test/ui/marker_trait_attr/overlap-permitted-for-annotated-marker-traits.rs b/src/test/ui/marker_trait_attr/overlap-permitted-for-annotated-marker-traits.rs index 383313902..f7654458f 100644 --- a/src/test/ui/marker_trait_attr/overlap-permitted-for-annotated-marker-traits.rs +++ b/src/test/ui/marker_trait_attr/overlap-permitted-for-annotated-marker-traits.rs @@ -7,7 +7,8 @@ use std::fmt::{Debug, Display}; -#[marker] trait MyMarker {} +#[marker] +trait MyMarker {} impl<T: Debug> MyMarker for T {} impl<T: Display> MyMarker for T {} |