| - // MIR for `disappearing_bb` before JumpThreading |
| + // MIR for `disappearing_bb` after JumpThreading |
| |
| fn disappearing_bb(_1: u8) -> u8 { |
| let mut _0: u8; |
| let mut _2: bool; |
| let mut _3: bool; |
| |
| bb0: { |
| _2 = const true; |
| _3 = const true; |
| switchInt(copy _1) -> [0: bb3, 1: bb3, 2: bb1, otherwise: bb2]; |
| } |
| |
| bb1: { |
| _3 = const false; |
| - goto -> bb4; |
| + goto -> bb9; |
| } |
| |
| bb2: { |
| unreachable; |
| } |
| |
| bb3: { |
| _2 = const false; |
| goto -> bb4; |
| } |
| |
| bb4: { |
| switchInt(copy _3) -> [0: bb5, otherwise: bb7]; |
| } |
| |
| bb5: { |
| switchInt(copy _2) -> [0: bb6, otherwise: bb8]; |
| } |
| |
| bb6: { |
| return; |
| } |
| |
| bb7: { |
| - goto -> bb5; |
| + goto -> bb10; |
| } |
| |
| bb8: { |
| + goto -> bb6; |
| + } |
| + |
| + bb9: { |
| + goto -> bb5; |
| + } |
| + |
| + bb10: { |
| goto -> bb6; |
| } |
| } |
| |