12 lines
395 B
Rust
12 lines
395 B
Rust
use std::mem;
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trait Misc {}
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fn size_of_copy<T: Copy+?Sized>() -> usize { mem::size_of::<T>() }
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fn main() {
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size_of_copy::<dyn Misc + Copy>();
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//~^ ERROR only auto traits can be used as additional traits in a trait object
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//~| ERROR only auto traits can be used as additional traits in a trait object
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//~| ERROR the trait bound `dyn Misc: std::marker::Copy` is not satisfied
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}
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