67 lines
1.3 KiB
Diff
67 lines
1.3 KiB
Diff
- // MIR for `foo` before DestinationPropagation
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+ // MIR for `foo` after DestinationPropagation
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fn foo() -> i32 {
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let mut _0: i32;
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let _1: i32;
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let mut _3: bool;
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let _4: i32;
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scope 1 {
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- debug x => _1;
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+ debug x => _0;
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let _2: i32;
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scope 2 {
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- debug y => _2;
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+ debug y => _0;
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}
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}
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bb0: {
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- StorageLive(_1);
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- _1 = val() -> [return: bb1, unwind continue];
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+ nop;
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+ _0 = val() -> [return: bb1, unwind continue];
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}
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bb1: {
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- StorageLive(_2);
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+ nop;
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StorageLive(_3);
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_3 = cond() -> [return: bb2, unwind continue];
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}
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bb2: {
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switchInt(move _3) -> [0: bb4, otherwise: bb3];
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}
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bb3: {
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- _2 = copy _1;
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+ nop;
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goto -> bb6;
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}
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bb4: {
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StorageLive(_4);
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_4 = val() -> [return: bb5, unwind continue];
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}
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bb5: {
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StorageDead(_4);
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- _2 = copy _1;
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+ nop;
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goto -> bb6;
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}
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bb6: {
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StorageDead(_3);
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- _0 = copy _2;
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- StorageDead(_2);
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- StorageDead(_1);
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+ nop;
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+ nop;
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+ nop;
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return;
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}
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}
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