mirror of https://github.com/rust-lang/rust.git
78 lines
1.4 KiB
Diff
78 lines
1.4 KiB
Diff
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- // MIR for `match_trunc_i16_u8` before MatchBranchSimplification
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+ // MIR for `match_trunc_i16_u8` after MatchBranchSimplification
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fn match_trunc_i16_u8(_1: EnumAi16) -> u8 {
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debug i => _1;
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let mut _0: u8;
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let mut _2: i16;
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+ let mut _3: i16;
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bb0: {
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_2 = discriminant(_1);
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- switchInt(move _2) -> [128: bb11, 255: bb10, 0: bb9, 1: bb8, 127: bb7, 65408: bb6, 65535: bb5, 65280: bb4, 65281: bb3, 65407: 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 127_u8;
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- goto -> bb12;
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- }
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-
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- bb3: {
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- _0 = const 1_u8;
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- goto -> bb12;
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- }
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-
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- bb4: {
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- _0 = const 0_u8;
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- goto -> bb12;
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- }
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-
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- bb5: {
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- _0 = const u8::MAX;
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- goto -> bb12;
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- }
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-
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- bb6: {
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- _0 = const 128_u8;
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- goto -> bb12;
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- }
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-
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- bb7: {
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- _0 = const 127_u8;
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- goto -> bb12;
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- }
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-
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- bb8: {
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- _0 = const 1_u8;
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- goto -> bb12;
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- }
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-
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- bb9: {
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- _0 = const 0_u8;
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- goto -> bb12;
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- }
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-
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- bb10: {
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- _0 = const u8::MAX;
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- goto -> bb12;
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- }
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-
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- bb11: {
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- _0 = const 128_u8;
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- goto -> bb12;
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- }
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-
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- bb12: {
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+ StorageLive(_3);
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+ _3 = move _2;
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+ _0 = _3 as u8 (IntToInt);
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+ StorageDead(_3);
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return;
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}
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}
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