rust/tests/mir-opt/dataflow-const-prop/transmute.unreachable_direc...

25 lines
526 B
Diff

- // MIR for `unreachable_direct` before DataflowConstProp
+ // MIR for `unreachable_direct` after DataflowConstProp
fn unreachable_direct() -> ! {
let mut _0: !;
let _1: Never;
let mut _2: ();
scope 1 {
debug x => _1;
}
scope 2 {
}
bb0: {
StorageLive(_1);
StorageLive(_2);
- _2 = ();
- _1 = move _2 as Never (Transmute);
+ _2 = const ();
+ _1 = const ZeroSized: Never;
unreachable;
}
}