90 lines
2.2 KiB
Diff
90 lines
2.2 KiB
Diff
- // MIR for `opt2` before EarlyOtherwiseBranch
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+ // MIR for `opt2` after EarlyOtherwiseBranch
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fn opt2(_1: Option<u32>, _2: Option<u32>) -> u32 {
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debug x => _1;
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debug y => _2;
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let mut _0: u32;
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let mut _3: (std::option::Option<u32>, std::option::Option<u32>);
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let mut _4: std::option::Option<u32>;
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let mut _5: std::option::Option<u32>;
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let mut _6: isize;
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let mut _7: isize;
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let mut _8: isize;
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let _9: u32;
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let _10: u32;
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+ let mut _11: isize;
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+ let mut _12: bool;
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scope 1 {
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debug a => _9;
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debug b => _10;
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}
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bb0: {
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StorageLive(_3);
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StorageLive(_4);
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_4 = _1;
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StorageLive(_5);
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_5 = _2;
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_3 = (move _4, move _5);
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StorageDead(_5);
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StorageDead(_4);
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_8 = discriminant((_3.0: std::option::Option<u32>));
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- switchInt(move _8) -> [0: bb3, 1: bb2, otherwise: bb1];
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+ StorageLive(_11);
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+ _11 = discriminant((_3.1: std::option::Option<u32>));
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+ StorageLive(_12);
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+ _12 = Ne(_8, move _11);
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+ StorageDead(_11);
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+ switchInt(move _12) -> [0: bb5, otherwise: bb1];
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}
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bb1: {
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+ StorageDead(_12);
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_0 = const 1_u32;
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- goto -> bb6;
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+ goto -> bb4;
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}
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bb2: {
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- _6 = discriminant((_3.1: std::option::Option<u32>));
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- switchInt(move _6) -> [1: bb4, otherwise: bb1];
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- }
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-
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- bb3: {
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- _7 = discriminant((_3.1: std::option::Option<u32>));
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- switchInt(move _7) -> [0: bb5, otherwise: bb1];
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- }
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-
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- bb4: {
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StorageLive(_10);
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_10 = (((_3.1: std::option::Option<u32>) as Some).0: u32);
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StorageLive(_9);
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_9 = (((_3.0: std::option::Option<u32>) as Some).0: u32);
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_0 = const 0_u32;
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StorageDead(_9);
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StorageDead(_10);
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- goto -> bb6;
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+ goto -> bb4;
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}
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- bb5: {
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+ bb3: {
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_0 = const 0_u32;
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- goto -> bb6;
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+ goto -> bb4;
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}
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- bb6: {
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+ bb4: {
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StorageDead(_3);
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return;
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+ }
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+
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+ bb5: {
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+ StorageDead(_12);
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+ switchInt(_8) -> [0: bb3, 1: bb2, otherwise: bb1];
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}
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}
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