20 lines
923 B
Plaintext
20 lines
923 B
Plaintext
error: conflicting implementations of trait `FnMarker` for type `fn(&_)`
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--> $DIR/negative-coherence-placeholder-region-constraints-on-unification.rs:21:1
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LL | impl<T: ?Sized + Marker> FnMarker for fn(T) {}
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| ------------------------------------------- first implementation here
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LL | impl<T: ?Sized> FnMarker for fn(&T) {}
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `fn(&_)`
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= warning: the behavior may change in a future release
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= note: for more information, see issue #56105 <https://github.com/rust-lang/rust/issues/56105>
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= note: this behavior recently changed as a result of a bug fix; see rust-lang/rust#56105 for details
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note: the lint level is defined here
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--> $DIR/negative-coherence-placeholder-region-constraints-on-unification.rs:4:11
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LL | #![forbid(coherence_leak_check)]
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| ^^^^^^^^^^^^^^^^^^^^
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error: aborting due to 1 previous error
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