1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
// compile-flags: --edition 2018 #![feature(try_blocks)] fn foo() -> Option<()> { Some(()) } fn main() { let _: Option<f32> = try { foo()?; 42 //~^ ERROR type mismatch }; let _: Option<i32> = try { foo()?; }; //~^ ERROR type mismatch }