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order_dependent_trait_objects to ReportNow

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This commit is contained in:
lcnr 2022-10-03 21:44:37 +02:00
parent 1536ab1b38
commit a5e116e95f
4 changed files with 113 additions and 0 deletions
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1
compiler/rustc_lint_defs/src/builtin.rs
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@ -1427,6 +1427,7 @@ declare_lint! {
"trait-object types were treated as different depending on marker-trait order",
@future_incompatible = FutureIncompatibleInfo {
reference: "issue #56484 <https://github.com/rust-lang/rust/issues/56484>",
reason: FutureIncompatibilityReason::FutureReleaseErrorReportNow,
};
}

42
src/test/ui/lint/lint-incoherent-auto-trait-objects.stderr
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@ -37,3 +37,45 @@ LL | impl Foo for dyn Send + Sync + Send {}
error: aborting due to 3 previous errors
Future incompatibility report: Future breakage diagnostic:
error: conflicting implementations of trait `Foo` for type `(dyn std::marker::Send + 'static)`: (E0119)
--> $DIR/lint-incoherent-auto-trait-objects.rs:5:1
|
LL | impl Foo for dyn Send {}
| --------------------- first implementation here
LL |
LL | impl Foo for dyn Send + Send {}
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `(dyn std::marker::Send + 'static)`
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= note: for more information, see issue #56484 <https://github.com/rust-lang/rust/issues/56484>
= note: `#[deny(order_dependent_trait_objects)]` on by default
Future breakage diagnostic:
error: conflicting implementations of trait `Foo` for type `(dyn std::marker::Send + std::marker::Sync + 'static)`: (E0119)
--> $DIR/lint-incoherent-auto-trait-objects.rs:11:1
|
LL | impl Foo for dyn Send + Sync {}
| ---------------------------- first implementation here
LL |
LL | impl Foo for dyn Sync + Send {}
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `(dyn std::marker::Send + std::marker::Sync + 'static)`
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= note: for more information, see issue #56484 <https://github.com/rust-lang/rust/issues/56484>
= note: `#[deny(order_dependent_trait_objects)]` on by default
Future breakage diagnostic:
error: conflicting implementations of trait `Foo` for type `(dyn std::marker::Send + std::marker::Sync + 'static)`: (E0119)
--> $DIR/lint-incoherent-auto-trait-objects.rs:15:1
|
LL | impl Foo for dyn Sync + Send {}
| ---------------------------- first implementation here
...
LL | impl Foo for dyn Send + Sync + Send {}
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `(dyn std::marker::Send + std::marker::Sync + 'static)`
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= note: for more information, see issue #56484 <https://github.com/rust-lang/rust/issues/56484>
= note: `#[deny(order_dependent_trait_objects)]` on by default

17
src/test/ui/traits/issue-33140-hack-boundaries.stderr
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@ -66,3 +66,20 @@ error: aborting due to 8 previous errors
Some errors have detailed explanations: E0119, E0751.
For more information about an error, try `rustc --explain E0119`.
Future incompatibility report: Future breakage diagnostic:
warning: conflicting implementations of trait `Trait0` for type `(dyn std::marker::Send + 'static)`: (E0119)
--> $DIR/issue-33140-hack-boundaries.rs:10:1
|
LL | impl Trait0 for dyn Send {}
| ------------------------ first implementation here
LL | impl Trait0 for dyn Send {}
| ^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `(dyn std::marker::Send + 'static)`
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= note: for more information, see issue #56484 <https://github.com/rust-lang/rust/issues/56484>
note: the lint level is defined here
--> $DIR/issue-33140-hack-boundaries.rs:2:10
|
LL | #![allow(order_dependent_trait_objects)]
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

53
src/test/ui/traits/object/issue-33140-traitobject-crate.stderr
View File

@ -40,3 +40,56 @@ LL | unsafe impl Trait for dyn (::std::marker::Sync) + Send + Sync { }
warning: 3 warnings emitted
Future incompatibility report: Future breakage diagnostic:
warning: conflicting implementations of trait `Trait` for type `(dyn std::marker::Send + std::marker::Sync + 'static)`: (E0119)
--> $DIR/issue-33140-traitobject-crate.rs:86:1
|
LL | unsafe impl Trait for dyn (::std::marker::Send) + Sync { }
| ------------------------------------------------------ first implementation here
LL | unsafe impl Trait for dyn (::std::marker::Send) + Send + Sync { }
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `(dyn std::marker::Send + std::marker::Sync + 'static)`
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= note: for more information, see issue #56484 <https://github.com/rust-lang/rust/issues/56484>
note: the lint level is defined here
--> $DIR/issue-33140-traitobject-crate.rs:3:9
|
LL | #![warn(order_dependent_trait_objects)]
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Future breakage diagnostic:
warning: conflicting implementations of trait `Trait` for type `(dyn std::marker::Send + std::marker::Sync + 'static)`: (E0119)
--> $DIR/issue-33140-traitobject-crate.rs:89:1
|
LL | unsafe impl Trait for dyn (::std::marker::Send) + Send + Sync { }
| ------------------------------------------------------------- first implementation here
...
LL | unsafe impl Trait for dyn (::std::marker::Sync) + Send { }
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `(dyn std::marker::Send + std::marker::Sync + 'static)`
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= note: for more information, see issue #56484 <https://github.com/rust-lang/rust/issues/56484>
note: the lint level is defined here
--> $DIR/issue-33140-traitobject-crate.rs:3:9
|
LL | #![warn(order_dependent_trait_objects)]
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Future breakage diagnostic:
warning: conflicting implementations of trait `Trait` for type `(dyn std::marker::Send + std::marker::Sync + 'static)`: (E0119)
--> $DIR/issue-33140-traitobject-crate.rs:93:1
|
LL | unsafe impl Trait for dyn (::std::marker::Sync) + Send { }
| ------------------------------------------------------ first implementation here
...
LL | unsafe impl Trait for dyn (::std::marker::Sync) + Send + Sync { }
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `(dyn std::marker::Send + std::marker::Sync + 'static)`
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= note: for more information, see issue #56484 <https://github.com/rust-lang/rust/issues/56484>
note: the lint level is defined here
--> $DIR/issue-33140-traitobject-crate.rs:3:9
|
LL | #![warn(order_dependent_trait_objects)]
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^