rust/tests/ui/btreemap/btreemap-index-mut-2.rs
2023-07-14 07:12:35 +08:00

9 lines
167 B
Rust

use std::collections::BTreeMap;
fn main() {
let _ = || {
let mut map = BTreeMap::<u32, u32>::new();
map[&0] = 1; //~ ERROR cannot assign
};
}