35 lines
663 B
Rust
35 lines
663 B
Rust
// Test that Copy bounds inherited by trait are checked.
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//
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//@ revisions: curr dyn_compatible_for_dispatch
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#![cfg_attr(dyn_compatible_for_dispatch, feature(dyn_compatible_for_dispatch))]
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use std::any::Any;
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trait Foo : Copy {
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fn foo(&self) {}
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}
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impl<T:Copy> Foo for T {
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}
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fn take_param<T:Foo>(foo: &T) { }
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fn a() {
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let x: Box<_> = Box::new(3);
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take_param(&x); //[curr]~ ERROR E0277
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//[dyn_compatible_for_dispatch]~^ ERROR E0277
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}
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fn b() {
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let x: Box<_> = Box::new(3);
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let y = &x;
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let z = &x as &dyn Foo;
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//[curr]~^ ERROR E0038
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//[curr]~| ERROR E0038
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//[dyn_compatible_for_dispatch]~^^^ ERROR E0038
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}
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fn main() { }
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