rust/tests/mir-opt/dest-prop/branch.foo.DestinationPropagation.panic-abort.diff

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