src/test/mir-opt/const_prop/discriminant.main.ConstProp.diff.32bit

   1 - // MIR for `main` before ConstProp
   2 + // MIR for `main` after ConstProp
   3
   4   fn main() -> () {
   5       let mut _0: ();                      // return place in scope 0 at $DIR/discriminant.rs:10:11: 10:11
   6       let _1: i32;                         // in scope 0 at $DIR/discriminant.rs:11:9: 11:10
   7       let mut _2: i32;                     // in scope 0 at $DIR/discriminant.rs:11:13: 11:64
   8       let mut _3: std::option::Option<bool>; // in scope 0 at $DIR/discriminant.rs:11:34: 11:44
   9       let mut _4: isize;                   // in scope 0 at $DIR/discriminant.rs:11:21: 11:31
  10       scope 1 {
  11           debug x => _1;                   // in scope 1 at $DIR/discriminant.rs:11:9: 11:10
  12       }
  13
  14       bb0: {
  15           StorageLive(_1);                 // scope 0 at $DIR/discriminant.rs:11:9: 11:10
  16           StorageLive(_2);                 // scope 0 at $DIR/discriminant.rs:11:13: 11:64
  17           StorageLive(_3);                 // scope 0 at $DIR/discriminant.rs:11:34: 11:44
  18           ((_3 as Some).0: bool) = const true; // scope 0 at $DIR/discriminant.rs:11:34: 11:44
  19           discriminant(_3) = 1;            // scope 0 at $DIR/discriminant.rs:11:34: 11:44
  20 -         _4 = discriminant(_3);           // scope 0 at $DIR/discriminant.rs:11:21: 11:31
  21 -         switchInt(move _4) -> [1_isize: bb2, otherwise: bb1]; // scope 0 at $DIR/discriminant.rs:11:21: 11:31
  22 +         _4 = const 1_isize;              // scope 0 at $DIR/discriminant.rs:11:21: 11:31
  23 +         switchInt(const 1_isize) -> [1_isize: bb2, otherwise: bb1]; // scope 0 at $DIR/discriminant.rs:11:21: 11:31
  24       }
  25
  26       bb1: {
  27           _2 = const 10_i32;               // scope 0 at $DIR/discriminant.rs:11:59: 11:61
  28           goto -> bb4;                     // scope 0 at $DIR/discriminant.rs:11:13: 11:64
  29       }
  30
  31       bb2: {
  32           switchInt(((_3 as Some).0: bool)) -> [false: bb1, otherwise: bb3]; // scope 0 at $DIR/discriminant.rs:11:26: 11:30
  33       }
  34
  35       bb3: {
  36           _2 = const 42_i32;               // scope 0 at $DIR/discriminant.rs:11:47: 11:49
  37           goto -> bb4;                     // scope 0 at $DIR/discriminant.rs:11:13: 11:64
  38       }
  39
  40       bb4: {
  41           _1 = Add(move _2, const 0_i32);  // scope 0 at $DIR/discriminant.rs:11:13: 11:68
  42           StorageDead(_2);                 // scope 0 at $DIR/discriminant.rs:11:67: 11:68
  43           StorageDead(_3);                 // scope 0 at $DIR/discriminant.rs:11:68: 11:69
  44           _0 = const ();                   // scope 0 at $DIR/discriminant.rs:10:11: 12:2
  45           StorageDead(_1);                 // scope 0 at $DIR/discriminant.rs:12:1: 12:2
  46           return;                          // scope 0 at $DIR/discriminant.rs:12:2: 12:2
  47       }
  48   }
  49