| - // MIR for `nrvo` before DestinationPropagation |
| + // MIR for `nrvo` after DestinationPropagation |
| |
| fn nrvo(_1: for<'a> fn(&'a mut [u8; 1024])) -> [u8; 1024] { |
| debug init => _1; |
| let mut _0: [u8; 1024]; |
| let mut _2: [u8; 1024]; |
| let _3: (); |
| let mut _4: for<'a> fn(&'a mut [u8; 1024]); |
| let mut _5: &mut [u8; 1024]; |
| let mut _6: &mut [u8; 1024]; |
| scope 1 { |
| debug buf => _2; |
| } |
| |
| bb0: { |
| StorageLive(_2); |
| _2 = [const 0_u8; 1024]; |
| StorageLive(_3); |
| - StorageLive(_4); |
| - _4 = copy _1; |
| + nop; |
| + nop; |
| StorageLive(_5); |
| StorageLive(_6); |
| _6 = &mut _2; |
| _5 = &mut (*_6); |
| - _3 = move _4(move _5) -> [return: bb1, unwind unreachable]; |
| + _3 = move _1(move _5) -> [return: bb1, unwind unreachable]; |
| } |
| |
| bb1: { |
| StorageDead(_5); |
| - StorageDead(_4); |
| + nop; |
| StorageDead(_6); |
| StorageDead(_3); |
| _0 = copy _2; |
| StorageDead(_2); |
| return; |
| } |
| } |
| |