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