mirror of https://github.com/rust-lang/rust
48 lines
910 B
Diff
48 lines
910 B
Diff
- // MIR for `match_u8_i8` before MatchBranchSimplification
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+ // MIR for `match_u8_i8` after MatchBranchSimplification
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fn match_u8_i8(_1: EnumAu8) -> i8 {
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debug i => _1;
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let mut _0: i8;
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let mut _2: u8;
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+ let mut _3: u8;
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bb0: {
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_2 = discriminant(_1);
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- switchInt(move _2) -> [0: bb5, 127: bb4, 128: bb3, 255: bb2, 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 -1_i8;
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- goto -> bb6;
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- }
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-
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- bb3: {
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- _0 = const i8::MIN;
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- goto -> bb6;
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- }
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-
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- bb4: {
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- _0 = const i8::MAX;
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- goto -> bb6;
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- }
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-
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- bb5: {
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- _0 = const 0_i8;
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- goto -> bb6;
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- }
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-
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- bb6: {
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+ StorageLive(_3);
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+ _3 = move _2;
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+ _0 = copy _3 as i8 (IntToInt);
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+ StorageDead(_3);
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return;
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}
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}
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