rust/tests/mir-opt/dataflow-const-prop/transmute.unreachable_box.DataflowConstProp.64bit.diff
2023-09-06 15:52:06 +00:00

21 lines
597 B
Diff

- // MIR for `unreachable_box` before DataflowConstProp
+ // MIR for `unreachable_box` after DataflowConstProp
fn unreachable_box() -> ! {
let mut _0: !;
let _1: std::boxed::Box<Never>;
scope 1 {
debug x => _1;
}
scope 2 {
}
bb0: {
StorageLive(_1);
- _1 = const 1_usize as std::boxed::Box<Never> (Transmute);
+ _1 = const Box::<Never>(Unique::<Never> {{ pointer: NonNull::<Never> {{ pointer: {0x1 as *const Never} }}, _marker: PhantomData::<Never> }}, std::alloc::Global);
unreachable;
}
}