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//@ run-pass
// Ensure we get correct unsafe function after coercion
unsafe fn add(a: i32, b: i32) -> i32 {
a + b
}
fn main() {
// We can coerce non-capturing closure to unsafe function
let foo = match "+" {
"+" => add,
"-" => |a, b| (a - b) as i32,
_ => unimplemented!(),
};
assert_eq!(unsafe { foo(5, 5) }, 10);
// We can coerce unsafe function to non-capturing closure
let foo = match "-" {
"-" => |a, b| (a - b) as i32,
"+" => add,
_ => unimplemented!(),
};
assert_eq!(unsafe { foo(5, 5) }, 0);
}
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