rust/tests/ui/break-diverging-value.rs

38 lines
699 B
Rust

#![feature(never_type)]
fn loop_break_return() -> i32 {
let loop_value = loop { break return 0 }; // ok
}
fn loop_break_loop() -> i32 {
let loop_value = loop { break loop {} }; // ok
}
fn loop_break_break() -> i32 { //~ ERROR mismatched types
let loop_value = loop { break break };
}
fn loop_break_return_2() -> i32 {
let loop_value = loop { break { return 0; () } }; // ok
}
enum Void {}
fn get_void() -> Void {
panic!()
}
fn loop_break_void() -> i32 { //~ ERROR mismatched types
let loop_value = loop { break get_void() };
}
fn get_never() -> ! {
panic!()
}
fn loop_break_never() -> i32 {
let loop_value = loop { break get_never() }; // ok
}
fn main() {}