rust/tests/mir-opt/issue_41888.main.ElaborateDrops.panic-unwind.diff

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- // MIR for `main` before ElaborateDrops
+ // MIR for `main` after ElaborateDrops
fn main() -> () {
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let mut _0: ();
let _1: E;
let mut _2: bool;
let mut _3: E;
let mut _4: K;
let mut _5: isize;
+ let mut _7: bool;
+ let mut _8: bool;
+ let mut _9: isize;
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+ let mut _10: isize;
scope 1 {
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debug e => _1;
scope 2 {
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debug _k => _6;
let _6: K;
}
}
bb0: {
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+ _7 = const false;
+ _8 = const false;
StorageLive(_1);
StorageLive(_2);
_2 = cond() -> [return: bb1, unwind: bb11];
}
bb1: {
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switchInt(move _2) -> [0: bb8, otherwise: bb2];
}
bb2: {
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StorageLive(_3);
StorageLive(_4);
_4 = K;
_3 = E::F(move _4);
StorageDead(_4);
- drop(_1) -> [return: bb3, unwind: bb4];
+ goto -> bb3;
}
bb3: {
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+ _7 = const true;
+ _8 = const true;
_1 = move _3;
- drop(_3) -> [return: bb5, unwind: bb11];
+ goto -> bb5;
}
bb4 (cleanup): {
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+ _7 = const true;
+ _8 = const true;
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_1 = move _3;
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- drop(_3) -> [return: bb11, unwind terminate(cleanup)];
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+ goto -> bb11;
}
bb5: {
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StorageDead(_3);
PlaceMention(_1);
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_5 = discriminant(_1);
switchInt(move _5) -> [0: bb6, otherwise: bb7];
}
bb6: {
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StorageLive(_6);
_6 = move ((_1 as F).0: K);
_0 = const ();
StorageDead(_6);
goto -> bb9;
}
bb7: {
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_0 = const ();
goto -> bb9;
}
bb8: {
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_0 = const ();
goto -> bb9;
}
bb9: {
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StorageDead(_2);
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- drop(_1) -> [return: bb10, unwind continue];
+ goto -> bb19;
}
bb10: {
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+ _7 = const false;
+ _8 = const false;
StorageDead(_1);
return;
}
bb11 (cleanup): {
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- drop(_1) -> [return: bb12, unwind terminate(cleanup)];
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+ goto -> bb12;
}
bb12 (cleanup): {
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resume;
+ }
+
+ bb13: {
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+ _7 = const false;
+ goto -> bb10;
+ }
+
+ bb14 (cleanup): {
+ drop(((_1 as F).0: K)) -> [return: bb12, unwind terminate(cleanup)];
+ }
+
+ bb15 (cleanup): {
+ switchInt(_7) -> [0: bb12, otherwise: bb14];
+ }
+
+ bb16: {
+ drop(_1) -> [return: bb13, unwind: bb12];
+ }
+
+ bb17 (cleanup): {
+ drop(_1) -> [return: bb12, unwind terminate(cleanup)];
+ }
+
+ bb18: {
+ _9 = discriminant(_1);
+ switchInt(move _9) -> [0: bb13, otherwise: bb16];
+ }
+
+ bb19: {
+ switchInt(_7) -> [0: bb13, otherwise: bb18];
+ }
+
+ bb20 (cleanup): {
+ _10 = discriminant(_1);
+ switchInt(move _10) -> [0: bb15, otherwise: bb17];
+ }
+
+ bb21 (cleanup): {
+ switchInt(_7) -> [0: bb12, otherwise: bb20];
}
}