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19 lines
456 B
Rust
19 lines
456 B
Rust
// Test that we are able to introduce a negative constraint that
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// `MyType: !MyTrait` along with other "fundamental" wrappers.
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//@ aux-build:coherence_copy_like_lib.rs
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#![allow(dead_code)]
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extern crate coherence_copy_like_lib as lib;
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struct MyType { x: i32 }
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// These are all legal because they are all fundamental types:
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// Tuples are not fundamental, so this is not a local impl.
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impl lib::MyCopy for (MyType,) { }
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//~^ ERROR E0117
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fn main() { }
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