rust/tests/mir-opt/const_prop/transmute.unreachable_box.ConstProp.64bit.diff

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Diff

- // MIR for `unreachable_box` before ConstProp
+ // MIR for `unreachable_box` after ConstProp
fn unreachable_box() -> ! {
let mut _0: !; // return place in scope 0 at $DIR/transmute.rs:+0:36: +0:37
let mut _1: !; // in scope 0 at $DIR/transmute.rs:+0:38: +3:2
let _2: std::boxed::Box<Never>; // in scope 0 at $DIR/transmute.rs:+1:9: +1:10
let mut _3: !; // in scope 0 at $DIR/transmute.rs:+2:5: +2:16
scope 1 {
debug x => _2; // in scope 1 at $DIR/transmute.rs:+1:9: +1:10
}
scope 2 {
}
bb0: {
StorageLive(_1); // scope 0 at $DIR/transmute.rs:+0:38: +3:2
StorageLive(_2); // scope 0 at $DIR/transmute.rs:+1:9: +1:10
- _2 = const 1_usize as std::boxed::Box<Never> (Transmute); // scope 2 at $DIR/transmute.rs:+1:34: +1:52
+ _2 = const Box::<Never>(Unique::<Never> {{ pointer: NonNull::<Never> {{ pointer: {0x1 as *const Never} }}, _marker: PhantomData::<Never> }}, std::alloc::Global); // scope 2 at $DIR/transmute.rs:+1:34: +1:52
+ // mir::Constant
+ // + span: no-location
+ // + literal: Const { ty: Box<Never>, val: Value(Scalar(0x0000000000000001)) }
StorageLive(_3); // scope 1 at $DIR/transmute.rs:+2:5: +2:16
unreachable; // scope 1 at $DIR/transmute.rs:+2:11: +2:13
}
}