mirror of https://github.com/rust-lang/rust.git
97 lines
2.5 KiB
Diff
97 lines
2.5 KiB
Diff
- // MIR for `opt1` before EarlyOtherwiseBranch
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+ // MIR for `opt1` after EarlyOtherwiseBranch
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fn opt1(_1: Option<u32>, _2: Option<u32>, _3: Option<u32>) -> u32 {
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debug x => _1;
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debug y => _2;
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debug z => _3;
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let mut _0: u32;
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let mut _4: (std::option::Option<u32>, std::option::Option<u32>, std::option::Option<u32>);
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let mut _5: std::option::Option<u32>;
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let mut _6: std::option::Option<u32>;
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let mut _7: std::option::Option<u32>;
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let mut _8: isize;
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let mut _9: isize;
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let mut _10: isize;
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let mut _11: isize;
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let mut _12: isize;
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let _13: u32;
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let _14: u32;
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let _15: u32;
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scope 1 {
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debug a => _13;
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debug b => _14;
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debug c => _15;
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}
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bb0: {
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StorageLive(_4);
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StorageLive(_5);
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_5 = copy _1;
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StorageLive(_6);
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_6 = copy _2;
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StorageLive(_7);
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_7 = copy _3;
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_4 = (move _5, move _6, move _7);
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StorageDead(_7);
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StorageDead(_6);
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StorageDead(_5);
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_12 = discriminant((_4.0: std::option::Option<u32>));
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switchInt(move _12) -> [0: bb4, 1: bb2, otherwise: bb9];
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}
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bb1: {
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_0 = const 1_u32;
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goto -> bb8;
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}
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bb2: {
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_9 = discriminant((_4.1: std::option::Option<u32>));
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switchInt(move _9) -> [1: bb3, 0: bb1, otherwise: bb9];
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}
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bb3: {
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_8 = discriminant((_4.2: std::option::Option<u32>));
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switchInt(move _8) -> [1: bb7, 0: bb1, otherwise: bb9];
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}
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bb4: {
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_11 = discriminant((_4.1: std::option::Option<u32>));
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switchInt(move _11) -> [0: bb5, 1: bb1, otherwise: bb9];
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}
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bb5: {
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_10 = discriminant((_4.2: std::option::Option<u32>));
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switchInt(move _10) -> [0: bb6, 1: bb1, otherwise: bb9];
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}
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bb6: {
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_0 = const 2_u32;
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goto -> bb8;
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}
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bb7: {
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StorageLive(_13);
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_13 = copy (((_4.0: std::option::Option<u32>) as Some).0: u32);
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StorageLive(_14);
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_14 = copy (((_4.1: std::option::Option<u32>) as Some).0: u32);
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StorageLive(_15);
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_15 = copy (((_4.2: std::option::Option<u32>) as Some).0: u32);
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_0 = const 0_u32;
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StorageDead(_15);
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StorageDead(_14);
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StorageDead(_13);
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goto -> bb8;
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}
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bb8: {
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StorageDead(_4);
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return;
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}
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bb9: {
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unreachable;
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}
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}
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