Rollup merge of #106664 - chenyukang:yukang/fix-106597-remove-lseek, r=cuviper

[rust.git] / tests / ui / btreemap / btreemap-index-mut.rs

use std::collections::BTreeMap;

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