29 lines
411 B
Rust
29 lines
411 B
Rust
// Test that Copy bounds inherited by trait are checked.
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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); //~ 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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//~^ ERROR E0038
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//~| ERROR E0038
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}
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fn main() { }
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