rust/tests/mir-opt/const_prop/transmute.unreachable_mut.G...

24 lines
544 B
Diff

- // MIR for `unreachable_mut` before GVN
+ // MIR for `unreachable_mut` after GVN
fn unreachable_mut() -> ! {
let mut _0: !;
let _1: &mut Never;
let mut _2: &mut Never;
scope 1 {
debug x => _1;
}
bb0: {
StorageLive(_1);
StorageLive(_2);
- _2 = const 1_usize as &mut Never (Transmute);
- _1 = &mut (*_2);
+ _2 = const {0x1 as &mut Never};
+ _1 = const {0x1 as &mut Never};
StorageDead(_2);
unreachable;
}
}