| // MIR for `option_direct` after runtime-optimized | |
| fn option_direct(_1: Option<u32>) -> Option<u32> { | |
| debug x => _1; | |
| let mut _0: std::option::Option<u32>; | |
| let mut _2: isize; | |
| let _3: u32; | |
| let mut _4: u32; | |
| scope 1 { | |
| debug x => _3; | |
| } | |
| bb0: { | |
| _2 = discriminant(_1); | |
| switchInt(move _2) -> [0: bb1, 1: bb2, otherwise: bb4]; | |
| } | |
| bb1: { | |
| _0 = Option::<u32>::None; | |
| goto -> bb3; | |
| } | |
| bb2: { | |
| _3 = copy ((_1 as Some).0: u32); | |
| _4 = Not(copy _3); | |
| _0 = Option::<u32>::Some(move _4); | |
| goto -> bb3; | |
| } | |
| bb3: { | |
| return; | |
| } | |
| bb4: { | |
| unreachable; | |
| } | |
| } |