rust/tests/ui/unboxed-closures/unboxed-closures-infer-upvar.rs
2024-02-16 20:02:50 +00:00

14 lines
268 B
Rust

//@ run-pass
// Test that the type variable in the type(`Vec<_>`) of a closed over
// variable does not interfere with type inference.
fn f<F: FnMut()>(mut f: F) {
f();
}
fn main() {
let mut v: Vec<_> = vec![];
f(|| v.push(0));
assert_eq!(v, [0]);
}