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CommitLineData
49aad941
FG
1- // MIR for `unreachable_box` before ConstProp
2+ // MIR for `unreachable_box` after ConstProp
3
4 fn unreachable_box() -> ! {
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FG
5 let mut _0: !;
6 let _1: std::boxed::Box<Never>;
ed00b5ec 7 let mut _2: *const Never;
49aad941 8 scope 1 {
fe692bf9 9 debug x => _1;
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FG
10 }
11 scope 2 {
12 }
13
14 bb0: {
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FG
15 StorageLive(_1);
16- _1 = const 1_usize as std::boxed::Box<Never> (Transmute);
ed00b5ec 17- _2 = (((_1.0: std::ptr::Unique<Never>).0: std::ptr::NonNull<Never>).0: *const Never);
fe692bf9 18+ _1 = const Box::<Never>(Unique::<Never> {{ pointer: NonNull::<Never> {{ pointer: {0x1 as *const Never} }}, _marker: PhantomData::<Never> }}, std::alloc::Global);
ed00b5ec 19+ _2 = const {0x1 as *const Never};
fe692bf9 20 unreachable;
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FG
21 }
22 }
23