src/test/mir-opt/const_prop/tuple_literal_propagation/rustc.main.ConstProp.diff

   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/tuple_literal_propagation.rs:2:11: 2:11
   6       let _1: (u32, u32);                  // in scope 0 at $DIR/tuple_literal_propagation.rs:3:9: 3:10
   7       let _2: ();                          // in scope 0 at $DIR/tuple_literal_propagation.rs:5:5: 5:15
   8       let mut _3: (u32, u32);              // in scope 0 at $DIR/tuple_literal_propagation.rs:5:13: 5:14
   9       scope 1 {
  10           debug x => _1;                   // in scope 1 at $DIR/tuple_literal_propagation.rs:3:9: 3:10
  11       }
  12
  13       bb0: {
  14           StorageLive(_1);                 // scope 0 at $DIR/tuple_literal_propagation.rs:3:9: 3:10
  15           _1 = (const 1_u32, const 2_u32); // scope 0 at $DIR/tuple_literal_propagation.rs:3:13: 3:19
  16                                            // ty::Const
  17                                            // + ty: u32
  18                                            // + val: Value(Scalar(0x00000001))
  19                                            // mir::Constant
  20 -                                          // + span: $DIR/tuple_literal_propagation.rs:3:14: 3:15
  21 +                                          // + span: $DIR/tuple_literal_propagation.rs:3:13: 3:19
  22                                            // + literal: Const { ty: u32, val: Value(Scalar(0x00000001)) }
  23                                            // ty::Const
  24                                            // + ty: u32
  25                                            // + val: Value(Scalar(0x00000002))
  26                                            // mir::Constant
  27 -                                          // + span: $DIR/tuple_literal_propagation.rs:3:17: 3:18
  28 +                                          // + span: $DIR/tuple_literal_propagation.rs:3:13: 3:19
  29                                            // + literal: Const { ty: u32, val: Value(Scalar(0x00000002)) }
  30           StorageLive(_2);                 // scope 1 at $DIR/tuple_literal_propagation.rs:5:5: 5:15
  31           StorageLive(_3);                 // scope 1 at $DIR/tuple_literal_propagation.rs:5:13: 5:14
  32 -         _3 = _1;                         // scope 1 at $DIR/tuple_literal_propagation.rs:5:13: 5:14
  33 +         _3 = (const 1_u32, const 2_u32); // scope 1 at $DIR/tuple_literal_propagation.rs:5:13: 5:14
  34 +                                          // ty::Const
  35 +                                          // + ty: u32
  36 +                                          // + val: Value(Scalar(0x00000001))
  37 +                                          // mir::Constant
  38 +                                          // + span: $DIR/tuple_literal_propagation.rs:5:13: 5:14
  39 +                                          // + literal: Const { ty: u32, val: Value(Scalar(0x00000001)) }
  40 +                                          // ty::Const
  41 +                                          // + ty: u32
  42 +                                          // + val: Value(Scalar(0x00000002))
  43 +                                          // mir::Constant
  44 +                                          // + span: $DIR/tuple_literal_propagation.rs:5:13: 5:14
  45 +                                          // + literal: Const { ty: u32, val: Value(Scalar(0x00000002)) }
  46           _2 = const consume(move _3) -> bb1; // scope 1 at $DIR/tuple_literal_propagation.rs:5:5: 5:15
  47                                            // ty::Const
  48                                            // + ty: fn((u32, u32)) {consume}
  49                                            // + val: Value(Scalar(<ZST>))
  50                                            // mir::Constant
  51                                            // + span: $DIR/tuple_literal_propagation.rs:5:5: 5:12
  52                                            // + literal: Const { ty: fn((u32, u32)) {consume}, val: Value(Scalar(<ZST>)) }
  53       }
  54
  55       bb1: {
  56           StorageDead(_3);                 // scope 1 at $DIR/tuple_literal_propagation.rs:5:14: 5:15
  57           StorageDead(_2);                 // scope 1 at $DIR/tuple_literal_propagation.rs:5:15: 5:16
  58           _0 = const ();                   // scope 0 at $DIR/tuple_literal_propagation.rs:2:11: 6:2
  59                                            // ty::Const
  60                                            // + ty: ()
  61                                            // + val: Value(Scalar(<ZST>))
  62                                            // mir::Constant
  63                                            // + span: $DIR/tuple_literal_propagation.rs:2:11: 6:2
  64                                            // + literal: Const { ty: (), val: Value(Scalar(<ZST>)) }
  65           StorageDead(_1);                 // scope 0 at $DIR/tuple_literal_propagation.rs:6:1: 6:2
  66           return;                          // scope 0 at $DIR/tuple_literal_propagation.rs:6:2: 6:2
  67       }
  68   }
  69