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|
- // MIR for `opt4` before EarlyOtherwiseBranch
+ // MIR for `opt4` after EarlyOtherwiseBranch
fn opt4(_1: Option2<u32>, _2: Option2<u32>) -> u32 {
debug x => _1;
debug y => _2;
let mut _0: u32;
let mut _3: (Option2<u32>, Option2<u32>);
let mut _4: Option2<u32>;
let mut _5: Option2<u32>;
let mut _6: isize;
let mut _7: isize;
let mut _8: isize;
let mut _9: isize;
let _10: u32;
let _11: u32;
+ let mut _12: isize;
+ let mut _13: bool;
scope 1 {
debug a => _10;
debug b => _11;
}
bb0: {
StorageLive(_3);
StorageLive(_4);
_4 = move _1;
StorageLive(_5);
_5 = move _2;
_3 = (move _4, move _5);
StorageDead(_5);
StorageDead(_4);
_9 = discriminant((_3.0: Option2<u32>));
- switchInt(move _9) -> [0: bb2, 1: bb3, 2: bb4, otherwise: bb9];
+ StorageLive(_12);
+ _12 = discriminant((_3.1: Option2<u32>));
+ StorageLive(_13);
+ _13 = Ne(copy _9, move _12);
+ StorageDead(_12);
+ switchInt(move _13) -> [0: bb7, otherwise: bb1];
}
bb1: {
+ StorageDead(_13);
_0 = const 1_u32;
- goto -> bb8;
+ goto -> bb5;
}
bb2: {
- _6 = discriminant((_3.1: Option2<u32>));
- switchInt(move _6) -> [0: bb7, otherwise: bb1];
- }
-
- bb3: {
- _7 = discriminant((_3.1: Option2<u32>));
- switchInt(move _7) -> [1: bb6, otherwise: bb1];
- }
-
- bb4: {
- _8 = discriminant((_3.1: Option2<u32>));
- switchInt(move _8) -> [2: bb5, otherwise: bb1];
- }
-
- bb5: {
_0 = const 3_u32;
- goto -> bb8;
+ goto -> bb5;
}
- bb6: {
+ bb3: {
_0 = const 2_u32;
- goto -> bb8;
+ goto -> bb5;
}
- bb7: {
+ bb4: {
StorageLive(_10);
_10 = copy (((_3.0: Option2<u32>) as Some).0: u32);
StorageLive(_11);
_11 = copy (((_3.1: Option2<u32>) as Some).0: u32);
_0 = const 0_u32;
StorageDead(_11);
StorageDead(_10);
- goto -> bb8;
+ goto -> bb5;
}
- bb8: {
+ bb5: {
StorageDead(_3);
return;
}
- bb9: {
+ bb6: {
unreachable;
+ }
+
+ bb7: {
+ StorageDead(_13);
+ switchInt(copy _9) -> [0: bb4, 1: bb3, 2: bb2, otherwise: bb6];
}
}
|
