| - // MIR for `dfa` before JumpThreading | |
| + // MIR for `dfa` after JumpThreading | |
| fn dfa() -> () { | |
| let mut _0: (); | |
| let mut _1: DFA; | |
| let mut _2: !; | |
| let mut _3: (); | |
| let mut _4: isize; | |
| let mut _5: DFA; | |
| let mut _6: DFA; | |
| let mut _7: DFA; | |
| let mut _8: !; | |
| scope 1 { | |
| debug state => _1; | |
| } | |
| bb0: { | |
| StorageLive(_1); | |
| _1 = DFA::A; | |
| StorageLive(_2); | |
| goto -> bb1; | |
| } | |
| bb1: { | |
| _4 = discriminant(_1); | |
| switchInt(move _4) -> [0: bb6, 1: bb5, 2: bb4, 3: bb3, otherwise: bb2]; | |
| } | |
| bb2: { | |
| unreachable; | |
| } | |
| bb3: { | |
| _0 = const (); | |
| StorageDead(_2); | |
| StorageDead(_1); | |
| return; | |
| } | |
| bb4: { | |
| StorageLive(_7); | |
| _7 = DFA::D; | |
| _1 = move _7; | |
| _3 = const (); | |
| StorageDead(_7); | |
| goto -> bb1; | |
| } | |
| bb5: { | |
| StorageLive(_6); | |
| _6 = DFA::C; | |
| _1 = move _6; | |
| _3 = const (); | |
| StorageDead(_6); | |
| goto -> bb1; | |
| } | |
| bb6: { | |
| StorageLive(_5); | |
| _5 = DFA::B; | |
| _1 = move _5; | |
| _3 = const (); | |
| StorageDead(_5); | |
| goto -> bb1; | |
| } | |
| } | |