rust/tests/ui/dyn-star/no-explicit-dyn-star.rs

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// aux-build:dyn-star-foreign.rs
extern crate dyn_star_foreign;
fn main() {
dyn_star_foreign::require_dyn_star_display(1usize as _);
//~^ ERROR casting `usize` as `dyn* std::fmt::Display` is invalid
}