rust/tests/mir-opt/lower_intrinsics.transmute_...

26 lines
763 B
Diff

- // MIR for `transmute_to_box_uninhabited` before LowerIntrinsics
+ // MIR for `transmute_to_box_uninhabited` after LowerIntrinsics
fn transmute_to_box_uninhabited() -> ! {
let mut _0: !;
let _1: std::boxed::Box<Never>;
let mut _2: *const Never;
scope 1 {
debug x => _1;
}
bb0: {
StorageLive(_1);
- _1 = std::intrinsics::transmute::<usize, Box<Never>>(const 1_usize) -> [return: bb1, unwind unreachable];
+ _1 = const 1_usize as std::boxed::Box<Never> (Transmute);
+ goto -> bb1;
}
bb1: {
_2 = copy (((_1.0: std::ptr::Unique<Never>).0: std::ptr::NonNull<Never>).0: *const Never);
PlaceMention((*_2));
unreachable;
}
}