rust/tests/ui/reachable/expr_match.rs
2023-01-11 09:32:08 +00:00

40 lines
804 B
Rust

#![allow(unused_variables)]
#![allow(unused_assignments)]
#![allow(dead_code)]
#![deny(unreachable_code)]
fn b() {
match () { () => return }
println!("I am dead");
//~^ ERROR unreachable statement
}
fn c() {
match () { () if false => return, () => () }
println!("I am not dead");
}
fn d() {
match () { () if false => return, () => return }
println!("I am dead");
//~^ ERROR unreachable statement
}
fn e() {
// Here the compiler fails to figure out that the `println` is dead.
match () { () if return => (), () => return }
println!("I am dead");
}
fn f() {
match Some(()) { None => (), Some(()) => return }
println!("I am not dead");
}
fn g() {
match Some(()) { None => return, Some(()) => () }
println!("I am not dead");
}
fn main() { }