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order_dependent_trait_objects to ReportNow 
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‎compiler/rustc_lint_defs/src/builtin.rs‎

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@@ -1427,6 +1427,7 @@ declare_lint! {
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"trait-object types were treated as different depending on marker-trait order",
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@future_incompatible = FutureIncompatibleInfo {
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reference: "issue #56484 <https://github.com/rust-lang/rust/issues/56484>",
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reason: FutureIncompatibilityReason::FutureReleaseErrorReportNow,
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};
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}
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‎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 {}
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error: aborting due to 3 previous errors
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Future incompatibility report: Future breakage diagnostic:
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error: conflicting implementations of trait `Foo` for type `(dyn std::marker::Send + 'static)`: (E0119)
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--> $DIR/lint-incoherent-auto-trait-objects.rs:5:1
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|
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LL | impl Foo for dyn Send {}
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| --------------------- first implementation here
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LL |
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LL | impl Foo for dyn Send + Send {}
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `(dyn std::marker::Send + 'static)`
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|
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= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
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= note: for more information, see issue #56484 <https://github.com/rust-lang/rust/issues/56484>
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= note: `#[deny(order_dependent_trait_objects)]` on by default
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Future breakage diagnostic:
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error: conflicting implementations of trait `Foo` for type `(dyn std::marker::Send + std::marker::Sync + 'static)`: (E0119)
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--> $DIR/lint-incoherent-auto-trait-objects.rs:11:1
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|
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LL | impl Foo for dyn Send + Sync {}
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| ---------------------------- first implementation here
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LL |
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LL | impl Foo for dyn Sync + Send {}
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `(dyn std::marker::Send + std::marker::Sync + 'static)`
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|
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= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
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= note: for more information, see issue #56484 <https://github.com/rust-lang/rust/issues/56484>
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= note: `#[deny(order_dependent_trait_objects)]` on by default
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Future breakage diagnostic:
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error: conflicting implementations of trait `Foo` for type `(dyn std::marker::Send + std::marker::Sync + 'static)`: (E0119)
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--> $DIR/lint-incoherent-auto-trait-objects.rs:15:1
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|
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LL | impl Foo for dyn Sync + Send {}
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| ---------------------------- first implementation here
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...
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LL | impl Foo for dyn Send + Sync + Send {}
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `(dyn std::marker::Send + std::marker::Sync + 'static)`
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|
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= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
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= note: for more information, see issue #56484 <https://github.com/rust-lang/rust/issues/56484>
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= note: `#[deny(order_dependent_trait_objects)]` on by default
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‎src/test/ui/traits/issue-33140-hack-boundaries.stderr‎

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

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