error[E0308]: arguments to this function are incorrect --> $DIR/complex.rs:14:3 | LL | complex(1.0, H {}, &"", G{}, F::X2, Z {}, X {}, Y {}); | ^^^^^^^ --- expected `u32`, found floating-point number | note: function defined here --> $DIR/complex.rs:11:4 | LL | fn complex(_i: u32, _s: &str, _e: E, _f: F, _g: G, _x: X, _y: Y, _z: Z ) {} | ^^^^^^^ ------- -------- ----- ----- ----- ----- ----- ------ help: did you mean | LL | complex(/* u32 */, &"", /* E */, F::X2, G{}, X {}, Y {}, Z {}); | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ error: aborting due to previous error For more information about this error, try `rustc --explain E0308`.