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|
- // MIR for `opt1` before EarlyOtherwiseBranch
+ // MIR for `opt1` after EarlyOtherwiseBranch
fn opt1(_1: Option<u32>, _2: Option<u32>, _3: Option<u32>) -> u32 {
debug x => _1;
debug y => _2;
debug z => _3;
let mut _0: u32;
let mut _4: (std::option::Option<u32>, std::option::Option<u32>, std::option::Option<u32>);
let mut _5: std::option::Option<u32>;
let mut _6: std::option::Option<u32>;
let mut _7: std::option::Option<u32>;
let mut _8: isize;
let mut _9: isize;
let mut _10: isize;
let _11: u32;
let _12: u32;
let _13: u32;
+ let mut _14: isize;
+ let mut _15: bool;
+ let mut _16: isize;
+ let mut _17: bool;
scope 1 {
debug a => _11;
debug b => _12;
debug c => _13;
}
bb0: {
StorageLive(_4);
StorageLive(_5);
_5 = _1;
StorageLive(_6);
_6 = _2;
StorageLive(_7);
_7 = _3;
_4 = (move _5, move _6, move _7);
StorageDead(_7);
StorageDead(_6);
StorageDead(_5);
_10 = discriminant((_4.0: std::option::Option<u32>));
- switchInt(move _10) -> [1: bb2, otherwise: bb1];
+ StorageLive(_14);
+ _14 = discriminant((_4.1: std::option::Option<u32>));
+ StorageLive(_15);
+ _15 = Ne(_10, move _14);
+ StorageDead(_14);
+ switchInt(move _15) -> [0: bb5, otherwise: bb1];
}
bb1: {
+ StorageDead(_17);
+ StorageDead(_15);
_0 = const 1_u32;
- goto -> bb5;
+ goto -> bb4;
}
bb2: {
- _9 = discriminant((_4.1: std::option::Option<u32>));
- switchInt(move _9) -> [1: bb3, otherwise: bb1];
- }
-
- bb3: {
_8 = discriminant((_4.2: std::option::Option<u32>));
- switchInt(move _8) -> [1: bb4, otherwise: bb1];
+ switchInt(move _8) -> [1: bb3, otherwise: bb1];
}
- bb4: {
+ bb3: {
StorageLive(_11);
_11 = (((_4.0: std::option::Option<u32>) as Some).0: u32);
StorageLive(_12);
_12 = (((_4.1: std::option::Option<u32>) as Some).0: u32);
StorageLive(_13);
_13 = (((_4.2: std::option::Option<u32>) as Some).0: u32);
_0 = const 0_u32;
StorageDead(_13);
StorageDead(_12);
StorageDead(_11);
- goto -> bb5;
+ goto -> bb4;
}
- bb5: {
+ bb4: {
StorageDead(_4);
return;
+ }
+
+ bb5: {
+ StorageDead(_15);
+ switchInt(_10) -> [1: bb2, otherwise: bb1];
}
}
|
