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fn bot<T>() -> T { loop {} }
fn mutate(s: &mut str) {
s[1..2] = bot();
//~^ ERROR the size for values of type
//~| ERROR the size for values of type
s[1usize] = bot();
//~^ ERROR the type `str` cannot be indexed by `usize`
s.get_mut(1);
//~^ ERROR the type `str` cannot be indexed by `{integer}`
s.get_unchecked_mut(1);
//~^ ERROR the type `str` cannot be indexed by `{integer}`
s['c'];
//~^ ERROR the type `str` cannot be indexed by `char`
}
pub fn main() {}
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