mirror of https://github.com/rust-lang/rust.git
38 lines
748 B
Diff
38 lines
748 B
Diff
- // MIR for `my_is_some` before MatchBranchSimplification
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+ // MIR for `my_is_some` after MatchBranchSimplification
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fn my_is_some(_1: Option<()>) -> bool {
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debug bar => _1;
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let mut _0: bool;
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let mut _2: isize;
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+ let mut _3: isize;
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bb0: {
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_2 = discriminant(_1);
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- switchInt(move _2) -> [0: bb2, 1: bb3, otherwise: bb1];
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- }
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-
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- bb1: {
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- unreachable;
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- }
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-
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- bb2: {
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- _0 = const false;
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- goto -> bb4;
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- }
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-
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- bb3: {
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- _0 = const true;
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- goto -> bb4;
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- }
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-
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- bb4: {
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+ StorageLive(_3);
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+ _3 = move _2;
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+ _0 = Ne(copy _3, const 0_isize);
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+ StorageDead(_3);
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return;
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}
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}
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