mirror of https://github.com/rust-lang/rust
48 lines
1.0 KiB
Diff
48 lines
1.0 KiB
Diff
- // MIR for `maybe_dead` before ReferencePropagation
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+ // MIR for `maybe_dead` after ReferencePropagation
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fn maybe_dead(_1: bool) -> () {
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let mut _0: ();
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let mut _2: i32;
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let mut _3: i32;
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let mut _4: &i32;
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let mut _5: &mut i32;
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let mut _6: i32;
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let mut _7: i32;
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let mut _8: i32;
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bb0: {
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StorageLive(_2);
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StorageLive(_3);
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_2 = const 5_i32;
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_3 = const 5_i32;
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_4 = &_2;
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_5 = &mut _3;
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(*_5) = const 7_i32;
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- _6 = (*_4);
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+ _6 = _2;
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switchInt(_1) -> [1: bb1, otherwise: bb2];
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}
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bb1: {
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StorageDead(_2);
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StorageDead(_3);
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_0 = opaque::<i32>(_6) -> [return: bb2, unwind continue];
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}
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bb2: {
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_7 = (*_4);
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_0 = opaque::<i32>(_7) -> [return: bb3, unwind continue];
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}
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bb3: {
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_8 = (*_5);
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_0 = opaque::<i32>(_8) -> [return: bb4, unwind continue];
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}
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bb4: {
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return;
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}
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}
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