rust/tests/ui/unboxed-closures/unboxed-closure-region.rs
2023-01-11 09:32:08 +00:00

12 lines
267 B
Rust

// Test that an unboxed closure that captures a free variable by
// reference cannot escape the region of that variable.
fn main() {
let _f = {
let x = 0;
|| x //~ ERROR closure may outlive the current block, but it borrows `x`
};
_f;
}