src/test/mir-opt/const_prop/mult_by_zero.test.ConstProp.diff

   1 - // MIR for `test` before ConstProp
   2 + // MIR for `test` after ConstProp
   3
   4   fn test(_1: i32) -> i32 {
   5       debug x => _1;                       // in scope 0 at $DIR/mult_by_zero.rs:4:9: 4:10
   6       let mut _0: i32;                     // return place in scope 0 at $DIR/mult_by_zero.rs:4:21: 4:24
   7       let mut _2: i32;                     // in scope 0 at $DIR/mult_by_zero.rs:5:3: 5:4
   8
   9       bb0: {
  10           StorageLive(_2);                 // scope 0 at $DIR/mult_by_zero.rs:5:3: 5:4
  11           _2 = _1;                         // scope 0 at $DIR/mult_by_zero.rs:5:3: 5:4
  12 -         _0 = Mul(move _2, const 0_i32);  // scope 0 at $DIR/mult_by_zero.rs:5:3: 5:8
  13 +         _0 = const 0_i32;                // scope 0 at $DIR/mult_by_zero.rs:5:3: 5:8
  14                                            // ty::Const
  15                                            // + ty: i32
  16                                            // + val: Value(Scalar(0x00000000))
  17                                            // mir::Constant
  18 -                                          // + span: $DIR/mult_by_zero.rs:5:7: 5:8
  19 +                                          // + span: $DIR/mult_by_zero.rs:5:3: 5:8
  20                                            // + literal: Const { ty: i32, val: Value(Scalar(0x00000000)) }
  21           StorageDead(_2);                 // scope 0 at $DIR/mult_by_zero.rs:5:7: 5:8
  22           return;                          // scope 0 at $DIR/mult_by_zero.rs:6:2: 6:2
  23       }
  24   }
  25