| - // 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: (u8, bool); |
| scope 1 { |
| debug x => _1; |
| } |
| |
| bb0: { |
| StorageLive(_1); |
| StorageLive(_2); |
| - _2 = const 2_u32 as u8 (IntToInt); |
| - _3 = AddWithOverflow(copy _2, const 1_u8); |
| - assert(!move (_3.1: bool), "attempt to compute `{} + {}`, which would overflow", move _2, const 1_u8) -> [success: bb1, unwind continue]; |
| + _2 = const 2_u8; |
| + _3 = const (3_u8, false); |
| + assert(!const false, "attempt to compute `{} + {}`, which would overflow", const 2_u8, const 1_u8) -> [success: bb1, unwind continue]; |
| } |
| |
| bb1: { |
| - _1 = move (_3.0: u8); |
| + _1 = const 3_u8; |
| StorageDead(_2); |
| _0 = const (); |
| StorageDead(_1); |
| return; |
| } |
| + } |
| + |
| + ALLOC0 (size: 2, align: 1) { |
| + 03 00 │ .. |
| } |
| |