tests/mir-opt/issue_41110.main.ElaborateDrops.panic-unwind.diff

   1 - // MIR for `main` before ElaborateDrops
   2 + // MIR for `main` after ElaborateDrops
   3
   4   fn main() -> () {
   5       let mut _0: ();
   6       let _1: ();
   7       let mut _2: S;
   8       let mut _3: S;
   9       let mut _4: S;
  10 +     let mut _5: bool;
  11       scope 1 {
  12           debug x => _1;
  13       }
  14
  15       bb0: {
  16 +         _5 = const false;
  17           StorageLive(_1);
  18           StorageLive(_2);
  19 +         _5 = const true;
  20           _2 = S;
  21           StorageLive(_3);
  22           StorageLive(_4);
  23           _4 = S;
  24           _3 = S::id(move _4) -> [return: bb1, unwind: bb4];
  25       }
  26
  27       bb1: {
  28           StorageDead(_4);
  29 +         _5 = const false;
  30           _1 = S::other(move _2, move _3) -> [return: bb2, unwind: bb3];
  31       }
  32
  33       bb2: {
  34           StorageDead(_3);
  35 +         _5 = const false;
  36           StorageDead(_2);
  37           _0 = const ();
  38           StorageDead(_1);
  39           return;
  40       }
  41
  42       bb3 (cleanup): {
  43 -         drop(_3) -> [return: bb5, unwind terminate(cleanup)];
  44 +         goto -> bb5;
  45       }
  46
  47       bb4 (cleanup): {
  48 -         drop(_4) -> [return: bb5, unwind terminate(cleanup)];
  49 +         goto -> bb5;
  50       }
  51
  52       bb5 (cleanup): {
  53 -         drop(_2) -> [return: bb6, unwind terminate(cleanup)];
  54 +         goto -> bb8;
  55       }
  56
  57       bb6 (cleanup): {
  58           resume;
  59 +     }
  60 +
  61 +     bb7 (cleanup): {
  62 +         drop(_2) -> [return: bb6, unwind terminate(cleanup)];
  63 +     }
  64 +
  65 +     bb8 (cleanup): {
  66 +         switchInt(_5) -> [0: bb6, otherwise: bb7];
  67       }
  68   }
  69