| - // MIR for `foo` before GVN |
| + // MIR for `foo` after GVN |
| |
| fn foo(_1: u8) -> () { |
| debug x => _1; |
| let mut _0: (); |
| let _2: i32; |
| let mut _3: i32; |
| let mut _4: (i32, u8); |
| let mut _5: u8; |
| let mut _7: i32; |
| let mut _8: (u8, i32); |
| let mut _9: u8; |
| scope 1 { |
| debug first => _2; |
| let _6: i32; |
| scope 2 { |
| debug second => _6; |
| } |
| } |
| |
| bb0: { |
| StorageLive(_2); |
| StorageLive(_3); |
| StorageLive(_4); |
| StorageLive(_5); |
| _5 = copy _1; |
| - _4 = (const 0_i32, move _5); |
| + _4 = (const 0_i32, copy _1); |
| StorageDead(_5); |
| - _3 = copy (_4.0: i32); |
| - _2 = Add(move _3, const 1_i32); |
| + _3 = const 0_i32; |
| + _2 = const 1_i32; |
| StorageDead(_3); |
| StorageDead(_4); |
| StorageLive(_6); |
| StorageLive(_7); |
| StorageLive(_8); |
| StorageLive(_9); |
| _9 = copy _1; |
| - _8 = (move _9, const 1_i32); |
| + _8 = (copy _1, const 1_i32); |
| StorageDead(_9); |
| - _7 = copy (_8.1: i32); |
| - _6 = Add(move _7, const 2_i32); |
| + _7 = const 1_i32; |
| + _6 = const 3_i32; |
| StorageDead(_7); |
| StorageDead(_8); |
| _0 = const (); |
| StorageDead(_6); |
| StorageDead(_2); |
| return; |
| } |
| } |
| |