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https://github.com/rust-lang/rust
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30 lines
1.8 KiB
Diff
30 lines
1.8 KiB
Diff
- // MIR for `transmute_to_box_uninhabited` before LowerIntrinsics
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+ // MIR for `transmute_to_box_uninhabited` after LowerIntrinsics
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fn transmute_to_box_uninhabited() -> ! {
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let mut _0: !; // return place in scope 0 at $DIR/lower_intrinsics.rs:+0:49: +0:50
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let mut _1: !; // in scope 0 at $DIR/lower_intrinsics.rs:+0:51: +3:2
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let _2: std::boxed::Box<Never>; // in scope 0 at $DIR/lower_intrinsics.rs:+1:9: +1:10
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let mut _3: !; // in scope 0 at $DIR/lower_intrinsics.rs:+2:5: +2:16
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scope 1 {
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debug x => _2; // in scope 1 at $DIR/lower_intrinsics.rs:+1:9: +1:10
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}
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bb0: {
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StorageLive(_1); // scope 0 at $DIR/lower_intrinsics.rs:+0:51: +3:2
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StorageLive(_2); // scope 0 at $DIR/lower_intrinsics.rs:+1:9: +1:10
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- _2 = transmute::<usize, Box<Never>>(const 1_usize) -> [return: bb1, unwind unreachable]; // scope 0 at $DIR/lower_intrinsics.rs:+1:25: +1:52
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- // mir::Constant
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- // + span: $DIR/lower_intrinsics.rs:70:25: 70:44
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- // + literal: Const { ty: unsafe extern "rust-intrinsic" fn(usize) -> Box<Never> {transmute::<usize, Box<Never>>}, val: Value(<ZST>) }
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+ _2 = const 1_usize as std::boxed::Box<Never> (Transmute); // scope 0 at $DIR/lower_intrinsics.rs:+1:25: +1:52
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+ goto -> bb1; // scope 0 at $DIR/lower_intrinsics.rs:+1:25: +1:52
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}
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bb1: {
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StorageLive(_3); // scope 1 at $DIR/lower_intrinsics.rs:+2:5: +2:16
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unreachable; // scope 1 at $DIR/lower_intrinsics.rs:+2:11: +2:13
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}
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}
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