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fn main() {
let bar = 3;
format!("{?:}", bar);
//~^ ERROR invalid format string: expected format parameter to occur after `:`
format!("{?:bar}");
//~^ ERROR invalid format string: expected format parameter to occur after `:`
format!("{?:?}", bar);
//~^ ERROR invalid format string: expected format parameter to occur after `:`
format!("{??}", bar);
//~^ ERROR invalid format string: expected `'}'`, found `'?'`
format!("{?;bar}");
//~^ ERROR invalid format string: expected `'}'`, found `'?'`
format!("{?:#?}", bar);
//~^ ERROR invalid format string: expected format parameter to occur after `:`
format!("Hello {<5:}!", "x");
//~^ ERROR invalid format string: expected format parameter to occur after `:`
format!("Hello {^5:}!", "x");
//~^ ERROR invalid format string: expected format parameter to occur after `:`
format!("Hello {>5:}!", "x");
//~^ ERROR invalid format string: expected format parameter to occur after `:`
}
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