| - // MIR for `main` before GVN | |
| + // MIR for `main` after GVN | |
| fn main() -> () { | |
| let mut _0: (); | |
| let _1: u8; | |
| let mut _2: u8; | |
| let mut _3: (i32, u8, i32); | |
| let _4: (); | |
| let mut _5: u8; | |
| scope 1 { | |
| debug x => _1; | |
| } | |
| bb0: { | |
| StorageLive(_1); | |
| StorageLive(_2); | |
| StorageLive(_3); | |
| _3 = (const 0_i32, const 1_u8, const 2_i32); | |
| - _2 = copy (_3.1: u8); | |
| - _1 = Add(move _2, const 0_u8); | |
| + _2 = const 1_u8; | |
| + _1 = const 1_u8; | |
| StorageDead(_2); | |
| StorageDead(_3); | |
| StorageLive(_4); | |
| StorageLive(_5); | |
| - _5 = copy _1; | |
| - _4 = foo(move _5) -> [return: bb1, unwind unreachable]; | |
| + _5 = const 1_u8; | |
| + _4 = foo(const 1_u8) -> [return: bb1, unwind unreachable]; | |
| } | |
| bb1: { | |
| StorageDead(_5); | |
| StorageDead(_4); | |
| _0 = const (); | |
| StorageDead(_1); | |
| return; | |
| } | |
| } | |