| - // MIR for `references` before GVN |
| + // MIR for `references` after GVN |
| |
| fn references(_1: impl Sized) -> () { |
| debug x => _1; |
| let mut _0: (); |
| let _2: (); |
| let mut _3: &impl Sized; |
| let _4: (); |
| let mut _5: &impl Sized; |
| let _6: (); |
| let mut _7: &mut impl Sized; |
| let _8: (); |
| let mut _9: &mut impl Sized; |
| let _10: (); |
| let mut _11: *const impl Sized; |
| let _12: (); |
| let mut _13: *const impl Sized; |
| let _14: (); |
| let mut _15: *mut impl Sized; |
| let _16: (); |
| let mut _17: *mut impl Sized; |
| let _18: &mut impl Sized; |
| let mut _20: S<&mut impl Sized>; |
| let mut _21: &mut impl Sized; |
| let _22: (); |
| let mut _23: &impl Sized; |
| let _24: (); |
| let mut _25: &mut impl Sized; |
| let _26: (); |
| let mut _27: *const impl Sized; |
| let _28: (); |
| let mut _29: *mut impl Sized; |
| scope 1 { |
| debug r => _18; |
| let _19: &mut impl Sized; |
| scope 2 { |
| debug s => _19; |
| } |
| } |
| |
| bb0: { |
| StorageLive(_2); |
| StorageLive(_3); |
| _3 = &_1; |
| _2 = opaque::<&impl Sized>(move _3) -> [return: bb1, unwind unreachable]; |
| } |
| |
| bb1: { |
| StorageDead(_3); |
| StorageDead(_2); |
| StorageLive(_4); |
| StorageLive(_5); |
| _5 = &_1; |
| _4 = opaque::<&impl Sized>(move _5) -> [return: bb2, unwind unreachable]; |
| } |
| |
| bb2: { |
| StorageDead(_5); |
| StorageDead(_4); |
| StorageLive(_6); |
| StorageLive(_7); |
| _7 = &mut _1; |
| _6 = opaque::<&mut impl Sized>(move _7) -> [return: bb3, unwind unreachable]; |
| } |
| |
| bb3: { |
| StorageDead(_7); |
| StorageDead(_6); |
| StorageLive(_8); |
| StorageLive(_9); |
| _9 = &mut _1; |
| _8 = opaque::<&mut impl Sized>(move _9) -> [return: bb4, unwind unreachable]; |
| } |
| |
| bb4: { |
| StorageDead(_9); |
| StorageDead(_8); |
| StorageLive(_10); |
| StorageLive(_11); |
| _11 = &raw const _1; |
| _10 = opaque::<*const impl Sized>(move _11) -> [return: bb5, unwind unreachable]; |
| } |
| |
| bb5: { |
| StorageDead(_11); |
| StorageDead(_10); |
| StorageLive(_12); |
| StorageLive(_13); |
| _13 = &raw const _1; |
| _12 = opaque::<*const impl Sized>(move _13) -> [return: bb6, unwind unreachable]; |
| } |
| |
| bb6: { |
| StorageDead(_13); |
| StorageDead(_12); |
| StorageLive(_14); |
| StorageLive(_15); |
| _15 = &raw mut _1; |
| _14 = opaque::<*mut impl Sized>(move _15) -> [return: bb7, unwind unreachable]; |
| } |
| |
| bb7: { |
| StorageDead(_15); |
| StorageDead(_14); |
| StorageLive(_16); |
| StorageLive(_17); |
| _17 = &raw mut _1; |
| _16 = opaque::<*mut impl Sized>(move _17) -> [return: bb8, unwind unreachable]; |
| } |
| |
| bb8: { |
| StorageDead(_17); |
| StorageDead(_16); |
| - StorageLive(_18); |
| + nop; |
| _18 = &mut _1; |
| StorageLive(_19); |
| StorageLive(_20); |
| StorageLive(_21); |
| - _21 = move _18; |
| - _20 = S::<&mut impl Sized>(move _21); |
| + _21 = copy _18; |
| + _20 = S::<&mut impl Sized>(copy _18); |
| StorageDead(_21); |
| - _19 = move (_20.0: &mut impl Sized); |
| + _19 = copy _18; |
| StorageDead(_20); |
| StorageLive(_22); |
| StorageLive(_23); |
| - _23 = &(*_19); |
| + _23 = &(*_18); |
| _22 = opaque::<&impl Sized>(move _23) -> [return: bb9, unwind unreachable]; |
| } |
| |
| bb9: { |
| StorageDead(_23); |
| StorageDead(_22); |
| StorageLive(_24); |
| StorageLive(_25); |
| - _25 = &mut (*_19); |
| + _25 = &mut (*_18); |
| _24 = opaque::<&mut impl Sized>(move _25) -> [return: bb10, unwind unreachable]; |
| } |
| |
| bb10: { |
| StorageDead(_25); |
| StorageDead(_24); |
| StorageLive(_26); |
| StorageLive(_27); |
| - _27 = &raw const (*_19); |
| + _27 = &raw const (*_18); |
| _26 = opaque::<*const impl Sized>(move _27) -> [return: bb11, unwind unreachable]; |
| } |
| |
| bb11: { |
| StorageDead(_27); |
| StorageDead(_26); |
| StorageLive(_28); |
| StorageLive(_29); |
| - _29 = &raw mut (*_19); |
| + _29 = &raw mut (*_18); |
| _28 = opaque::<*mut impl Sized>(move _29) -> [return: bb12, unwind unreachable]; |
| } |
| |
| bb12: { |
| StorageDead(_29); |
| StorageDead(_28); |
| _0 = const (); |
| StorageDead(_19); |
| - StorageDead(_18); |
| + nop; |
| drop(_1) -> [return: bb13, unwind unreachable]; |
| } |
| |
| bb13: { |
| return; |
| } |
| } |
| |