src/test/mir-opt/const_prop/mutable_variable_aggregate/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/mutable_variable_aggregate.rs:4:11: 4:11
   6       let mut _1: (i32, i32);              // in scope 0 at $DIR/mutable_variable_aggregate.rs:5:9: 5:14
   7       scope 1 {
   8           debug x => _1;                   // in scope 1 at $DIR/mutable_variable_aggregate.rs:5:9: 5:14
   9           let _2: (i32, i32);              // in scope 1 at $DIR/mutable_variable_aggregate.rs:7:9: 7:10
  10           scope 2 {
  11               debug y => _2;               // in scope 2 at $DIR/mutable_variable_aggregate.rs:7:9: 7:10
  12           }
  13       }
  14
  15       bb0: {
  16           StorageLive(_1);                 // scope 0 at $DIR/mutable_variable_aggregate.rs:5:9: 5:14
  17           _1 = (const 42i32, const 43i32); // scope 0 at $DIR/mutable_variable_aggregate.rs:5:17: 5:25
  18                                            // ty::Const
  19                                            // + ty: i32
  20                                            // + val: Value(Scalar(0x0000002a))
  21                                            // mir::Constant
  22 -                                          // + span: $DIR/mutable_variable_aggregate.rs:5:18: 5:20
  23 +                                          // + span: $DIR/mutable_variable_aggregate.rs:5:17: 5:25
  24                                            // + literal: Const { ty: i32, val: Value(Scalar(0x0000002a)) }
  25                                            // ty::Const
  26                                            // + ty: i32
  27                                            // + val: Value(Scalar(0x0000002b))
  28                                            // mir::Constant
  29 -                                          // + span: $DIR/mutable_variable_aggregate.rs:5:22: 5:24
  30 +                                          // + span: $DIR/mutable_variable_aggregate.rs:5:17: 5:25
  31                                            // + literal: Const { ty: i32, val: Value(Scalar(0x0000002b)) }
  32           (_1.1: i32) = const 99i32;       // scope 1 at $DIR/mutable_variable_aggregate.rs:6:5: 6:13
  33                                            // ty::Const
  34                                            // + ty: i32
  35                                            // + val: Value(Scalar(0x00000063))
  36                                            // mir::Constant
  37                                            // + span: $DIR/mutable_variable_aggregate.rs:6:11: 6:13
  38                                            // + literal: Const { ty: i32, val: Value(Scalar(0x00000063)) }
  39           StorageLive(_2);                 // scope 1 at $DIR/mutable_variable_aggregate.rs:7:9: 7:10
  40 -         _2 = _1;                         // scope 1 at $DIR/mutable_variable_aggregate.rs:7:13: 7:14
  41 +         _2 = (const 42i32, const 99i32); // scope 1 at $DIR/mutable_variable_aggregate.rs:7:13: 7:14
  42 +                                          // ty::Const
  43 +                                          // + ty: i32
  44 +                                          // + val: Value(Scalar(0x0000002a))
  45 +                                          // mir::Constant
  46 +                                          // + span: $DIR/mutable_variable_aggregate.rs:7:13: 7:14
  47 +                                          // + literal: Const { ty: i32, val: Value(Scalar(0x0000002a)) }
  48 +                                          // ty::Const
  49 +                                          // + ty: i32
  50 +                                          // + val: Value(Scalar(0x00000063))
  51 +                                          // mir::Constant
  52 +                                          // + span: $DIR/mutable_variable_aggregate.rs:7:13: 7:14
  53 +                                          // + literal: Const { ty: i32, val: Value(Scalar(0x00000063)) }
  54           _0 = const ();                   // scope 0 at $DIR/mutable_variable_aggregate.rs:4:11: 8:2
  55                                            // ty::Const
  56                                            // + ty: ()
  57                                            // + val: Value(Scalar(<ZST>))
  58                                            // mir::Constant
  59                                            // + span: $DIR/mutable_variable_aggregate.rs:4:11: 8:2
  60                                            // + literal: Const { ty: (), val: Value(Scalar(<ZST>)) }
  61           StorageDead(_2);                 // scope 1 at $DIR/mutable_variable_aggregate.rs:8:1: 8:2
  62           StorageDead(_1);                 // scope 0 at $DIR/mutable_variable_aggregate.rs:8:1: 8:2
  63           return;                          // scope 0 at $DIR/mutable_variable_aggregate.rs:8:2: 8:2
  64       }
  65   }
  66