rust/tests/mir-opt/unreachable_diverging.main.UnreachablePropagation.panic-abort.diff

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- // MIR for `main` before UnreachablePropagation
+ // MIR for `main` after UnreachablePropagation
fn main() -> () {
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let mut _0: ();
let _1: bool;
let mut _2: std::option::Option<Empty>;
let mut _3: isize;
let _5: ();
let mut _6: bool;
let mut _7: !;
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scope 1 {
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debug x => _1;
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scope 2 {
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debug bomb => _4;
let _4: Empty;
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}
}
bb0: {
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StorageLive(_1);
_1 = const true;
StorageLive(_2);
_2 = empty() -> [return: bb1, unwind unreachable];
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}
bb1: {
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_3 = discriminant(_2);
switchInt(move _3) -> [1: bb2, otherwise: bb6];
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}
bb2: {
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StorageLive(_4);
_4 = move ((_2 as Some).0: Empty);
StorageLive(_5);
StorageLive(_6);
_6 = _1;
switchInt(move _6) -> [0: bb4, otherwise: bb3];
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}
bb3: {
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_5 = loop_forever() -> [return: bb5, unwind unreachable];
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}
bb4: {
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- _5 = const ();
- goto -> bb5;
+ unreachable;
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}
bb5: {
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- StorageDead(_6);
- StorageDead(_5);
- StorageLive(_7);
unreachable;
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}
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bb6: {
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_0 = const ();
StorageDead(_1);
StorageDead(_2);
return;
}
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}