rust/tests/mir-opt/uninhabited_enum_branching.main.UninhabitedEnumBranching.diff
2023-06-15 15:19:11 -04:00

81 lines
1.6 KiB
Diff

- // MIR for `main` before UninhabitedEnumBranching
+ // MIR for `main` after UninhabitedEnumBranching
fn main() -> () {
let mut _0: ();
let _1: &str;
let mut _2: Test1;
let mut _3: isize;
let _4: &str;
let _5: &str;
let _6: &str;
let mut _7: Test2;
let mut _8: isize;
let _9: &str;
bb0: {
StorageLive(_1);
StorageLive(_2);
_2 = Test1::C;
_3 = discriminant(_2);
- switchInt(move _3) -> [0: bb3, 1: bb4, 2: bb1, otherwise: bb2];
+ switchInt(move _3) -> [2: bb1, otherwise: bb2];
}
bb1: {
StorageLive(_5);
_5 = const "C";
_1 = &(*_5);
StorageDead(_5);
goto -> bb5;
}
bb2: {
unreachable;
}
bb3: {
_1 = const "A(Empty)";
goto -> bb5;
}
bb4: {
StorageLive(_4);
_4 = const "B(Empty)";
_1 = &(*_4);
StorageDead(_4);
goto -> bb5;
}
bb5: {
StorageDead(_2);
StorageDead(_1);
StorageLive(_6);
StorageLive(_7);
_7 = Test2::D;
_8 = discriminant(_7);
switchInt(move _8) -> [4: bb7, 5: bb6, otherwise: bb2];
}
bb6: {
StorageLive(_9);
_9 = const "E";
_6 = &(*_9);
StorageDead(_9);
goto -> bb8;
}
bb7: {
_6 = const "D";
goto -> bb8;
}
bb8: {
StorageDead(_7);
StorageDead(_6);
_0 = const ();
return;
}
}