mirror of https://github.com/rust-lang/rust.git
87 lines
2.1 KiB
Diff
87 lines
2.1 KiB
Diff
- // MIR for `main` before SimplifyLocals-before-const-prop
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+ // MIR for `main` after SimplifyLocals-before-const-prop
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fn main() -> () {
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let mut _0: ();
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- let mut _1: ((), ());
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- let mut _2: ();
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+ let _1: ();
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+ let mut _2: ((), ());
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let mut _3: ();
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- let _4: ();
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- let mut _5: ((), ());
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- let mut _6: ();
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- let mut _7: ();
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- let _8: ();
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- let mut _9: u8;
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- let mut _10: u8;
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- let mut _11: Temp;
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+ let mut _4: ();
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+ let _5: ();
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+ let mut _6: u8;
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+ let mut _7: u8;
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+ let mut _8: Temp;
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scope 1 {
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}
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bb0: {
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StorageLive(_1);
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StorageLive(_2);
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- _2 = ();
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StorageLive(_3);
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_3 = ();
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- _1 = (move _2, move _3);
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+ StorageLive(_4);
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+ _4 = ();
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+ _2 = (move _3, move _4);
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+ StorageDead(_4);
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StorageDead(_3);
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+ _1 = use_zst(move _2) -> [return: bb1, unwind unreachable];
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+ }
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+
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+ bb1: {
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StorageDead(_2);
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StorageDead(_1);
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- StorageLive(_4);
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StorageLive(_5);
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StorageLive(_6);
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- _6 = ();
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StorageLive(_7);
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- _7 = ();
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- _5 = (move _6, move _7);
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+ StorageLive(_8);
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+ _8 = Temp { x: const 40_u8 };
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+ _7 = copy (_8.0: u8);
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+ _6 = Add(move _7, const 2_u8);
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StorageDead(_7);
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- StorageDead(_6);
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- _4 = use_zst(move _5) -> [return: bb1, unwind unreachable];
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+ _5 = use_u8(move _6) -> [return: bb2, unwind unreachable];
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}
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- bb1: {
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- StorageDead(_5);
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- StorageDead(_4);
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- StorageLive(_8);
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- StorageLive(_9);
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- StorageLive(_10);
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- StorageLive(_11);
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- _11 = Temp { x: const 40_u8 };
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- _10 = copy (_11.0: u8);
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- _9 = Add(move _10, const 2_u8);
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- StorageDead(_10);
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- _8 = use_u8(move _9) -> [return: bb2, unwind unreachable];
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- }
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-
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bb2: {
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- StorageDead(_9);
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- StorageDead(_11);
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+ StorageDead(_6);
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StorageDead(_8);
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+ StorageDead(_5);
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_0 = const ();
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return;
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}
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}
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