mirror of https://github.com/rust-lang/rust.git
58 lines
1.4 KiB
Diff
58 lines
1.4 KiB
Diff
- // MIR for `foo` before GVN
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+ // MIR for `foo` after GVN
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fn foo(_1: u8) -> () {
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debug x => _1;
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let mut _0: ();
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let _2: i32;
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let mut _3: i32;
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let mut _4: (i32, u8);
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let mut _5: u8;
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let mut _7: i32;
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let mut _8: (u8, i32);
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let mut _9: u8;
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scope 1 {
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debug first => _2;
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let _6: i32;
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scope 2 {
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debug second => _6;
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}
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}
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bb0: {
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StorageLive(_2);
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StorageLive(_3);
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StorageLive(_4);
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StorageLive(_5);
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_5 = copy _1;
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- _4 = (const 0_i32, move _5);
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+ _4 = (const 0_i32, copy _1);
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StorageDead(_5);
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- _3 = copy (_4.0: i32);
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- _2 = Add(move _3, const 1_i32);
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+ _3 = const 0_i32;
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+ _2 = const 1_i32;
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StorageDead(_3);
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StorageDead(_4);
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StorageLive(_6);
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StorageLive(_7);
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StorageLive(_8);
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StorageLive(_9);
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_9 = copy _1;
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- _8 = (move _9, const 1_i32);
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+ _8 = (copy _1, const 1_i32);
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StorageDead(_9);
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- _7 = copy (_8.1: i32);
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- _6 = Add(move _7, const 2_i32);
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+ _7 = const 1_i32;
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+ _6 = const 3_i32;
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StorageDead(_7);
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StorageDead(_8);
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_0 = const ();
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StorageDead(_6);
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StorageDead(_2);
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return;
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}
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}
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