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|
- // MIR for `opt2` before EarlyOtherwiseBranch
+ // MIR for `opt2` after EarlyOtherwiseBranch
fn opt2(_1: Option<u32>, _2: Option<u32>) -> u32 {
debug x => _1;
debug y => _2;
let mut _0: u32;
let mut _3: (std::option::Option<u32>, std::option::Option<u32>);
let mut _4: std::option::Option<u32>;
let mut _5: std::option::Option<u32>;
let mut _6: isize;
let mut _7: isize;
let mut _8: isize;
let _9: u32;
let _10: u32;
scope 1 {
debug a => _9;
debug b => _10;
}
bb0: {
StorageLive(_3);
StorageLive(_4);
_4 = copy _1;
StorageLive(_5);
_5 = copy _2;
_3 = (move _4, move _5);
StorageDead(_5);
StorageDead(_4);
_8 = discriminant((_3.0: std::option::Option<u32>));
switchInt(move _8) -> [0: bb3, 1: bb2, otherwise: bb7];
}
bb1: {
_0 = const 1_u32;
goto -> bb6;
}
bb2: {
_6 = discriminant((_3.1: std::option::Option<u32>));
switchInt(move _6) -> [1: bb5, 0: bb1, otherwise: bb7];
}
bb3: {
_7 = discriminant((_3.1: std::option::Option<u32>));
switchInt(move _7) -> [0: bb4, 1: bb1, otherwise: bb7];
}
bb4: {
_0 = const 2_u32;
goto -> bb6;
}
bb5: {
StorageLive(_9);
_9 = copy (((_3.0: std::option::Option<u32>) as Some).0: u32);
StorageLive(_10);
_10 = copy (((_3.1: std::option::Option<u32>) as Some).0: u32);
_0 = const 0_u32;
StorageDead(_10);
StorageDead(_9);
goto -> bb6;
}
bb6: {
StorageDead(_3);
return;
}
bb7: {
unreachable;
}
}
|
