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fn suggestion(opt: &mut Option<String>) {
opt = None; //~ ERROR mismatched types
}
fn no_suggestion(opt: &mut Result<String, ()>) {
opt = None //~ ERROR mismatched types
}
fn suggestion2(opt: &mut Option<String>) {
opt = Some(String::new())//~ ERROR mismatched types
}
fn no_suggestion2(opt: &mut Option<String>) {
opt = Some(42)//~ ERROR mismatched types
}
fn main() {}
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