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fn main() {
let x = 3;
let y: i32 = 3;
fn identity_u8(n: u8) -> u8 { n }
fn identity_u16(n: u16) -> u16 { n }
identity_u8(x); // after this, `x` is assumed to have type `u8`
identity_u16(x);
//~^ ERROR mismatched types
//~| expected `u16`, found `u8`
identity_u16(y);
//~^ ERROR mismatched types
//~| expected `u16`, found `i32`
let a = 3;
fn identity_i(n: isize) -> isize { n }
identity_i(a); // ok
identity_u16(a);
//~^ ERROR mismatched types
//~| expected `u16`, found `isize`
}
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