mirror of https://github.com/rust-lang/rust.git
97 lines
2.5 KiB
Diff
97 lines
2.5 KiB
Diff
- // MIR for `comparison` before GVN
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+ // MIR for `comparison` after GVN
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fn comparison(_1: u64, _2: u64) -> () {
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debug x => _1;
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debug y => _2;
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let mut _0: ();
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let _3: ();
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let mut _4: bool;
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let mut _5: u64;
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let mut _6: u64;
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let _7: ();
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let mut _8: bool;
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let mut _9: u64;
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let mut _10: u64;
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let _11: ();
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let mut _12: bool;
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let mut _13: u64;
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let mut _14: u64;
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let _15: ();
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let mut _16: bool;
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let mut _17: u64;
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let mut _18: u64;
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bb0: {
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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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StorageLive(_6);
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_6 = copy _1;
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- _4 = Eq(move _5, move _6);
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+ _4 = const true;
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StorageDead(_6);
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StorageDead(_5);
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- _3 = opaque::<bool>(move _4) -> [return: bb1, unwind continue];
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+ _3 = opaque::<bool>(const true) -> [return: bb1, unwind continue];
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}
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bb1: {
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StorageDead(_4);
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StorageDead(_3);
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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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StorageLive(_10);
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_10 = copy _1;
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- _8 = Ne(move _9, move _10);
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+ _8 = const false;
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StorageDead(_10);
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StorageDead(_9);
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- _7 = opaque::<bool>(move _8) -> [return: bb2, unwind continue];
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+ _7 = opaque::<bool>(const false) -> [return: bb2, unwind continue];
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}
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bb2: {
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StorageDead(_8);
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StorageDead(_7);
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StorageLive(_11);
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StorageLive(_12);
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StorageLive(_13);
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_13 = copy _1;
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StorageLive(_14);
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_14 = copy _2;
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- _12 = Eq(move _13, move _14);
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+ _12 = Eq(copy _1, copy _2);
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StorageDead(_14);
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StorageDead(_13);
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_11 = opaque::<bool>(move _12) -> [return: bb3, unwind continue];
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}
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bb3: {
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StorageDead(_12);
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StorageDead(_11);
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StorageLive(_15);
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StorageLive(_16);
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StorageLive(_17);
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_17 = copy _1;
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StorageLive(_18);
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_18 = copy _2;
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- _16 = Ne(move _17, move _18);
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+ _16 = Ne(copy _1, copy _2);
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StorageDead(_18);
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StorageDead(_17);
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_15 = opaque::<bool>(move _16) -> [return: bb4, unwind continue];
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}
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bb4: {
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StorageDead(_16);
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StorageDead(_15);
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_0 = const ();
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return;
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}
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}
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