//@ run-rustfix #![allow(dead_code)] struct A { b: B, } enum B { Fst, Snd, } union Foo { bar: u32, qux: f32, } fn main() { let a = A { b: B::Fst }; if let B::Fst = a {}; //~ ERROR mismatched types [E0308] //~^ HELP you might have meant to use field `b` whose type is `B` match a { //~^ HELP you might have meant to use field `b` whose type is `B` //~| HELP you might have meant to use field `b` whose type is `B` B::Fst => (), //~ ERROR mismatched types [E0308] B::Snd => (), //~ ERROR mismatched types [E0308] } let foo = Foo { bar: 42 }; match foo { //~^ HELP you might have meant to use field `bar` whose type is `u32` 1u32 => (), //~ ERROR mismatched types [E0308] _ => (), } }