mirror of https://github.com/rust-lang/rust
163 lines
4.2 KiB
Diff
163 lines
4.2 KiB
Diff
- // MIR for `debuginfo` before ReferencePropagation
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+ // MIR for `debuginfo` after ReferencePropagation
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fn debuginfo() -> () {
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let mut _0: ();
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let _1: &mut u8;
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let mut _2: u8;
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let _4: debuginfo::T;
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let _6: ();
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let mut _7: std::option::Option<i32>;
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let mut _8: isize;
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let _10: ();
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let mut _11: &[i32];
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let _12: &[i32];
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let mut _13: &[i32; 10];
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let _14: [i32; 10];
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let mut _15: std::ops::RangeFull;
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let mut _16: usize;
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let mut _17: usize;
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let mut _18: bool;
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let _23: &&mut u8;
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let _24: &mut u8;
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let mut _25: debuginfo::T;
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scope 1 {
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debug ref_mut_u8 => _1;
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let _3: &u8;
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let mut _28: &debuginfo::T;
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scope 2 {
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debug field => _3;
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let _5: &u8;
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scope 3 {
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- debug reborrow => _5;
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+ debug reborrow => _1;
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let _9: &i32;
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let _22: &&&mut u8;
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let mut _27: &std::option::Option<i32>;
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scope 4 {
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debug variant_field => _9;
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}
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scope 5 {
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debug constant_index => _19;
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debug subslice => _20;
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debug constant_index_from_end => _21;
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let _19: &i32;
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let _20: &[i32];
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let _21: &i32;
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let mut _26: &[i32; 10];
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}
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scope 6 {
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debug multiple_borrow => _22;
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}
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}
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}
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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 = const 5_u8;
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_1 = &mut _2;
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StorageLive(_3);
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_28 = const debuginfo::promoted[2];
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_3 = &((*_28).0: u8);
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- StorageLive(_5);
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- _5 = &(*_1);
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- StorageLive(_6);
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StorageLive(_7);
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_7 = Option::<i32>::Some(const 0_i32);
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_8 = discriminant(_7);
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switchInt(move _8) -> [0: bb3, 1: bb2, otherwise: bb1];
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}
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bb1: {
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unreachable;
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}
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bb2: {
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StorageLive(_9);
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_27 = const debuginfo::promoted[1];
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_9 = &(((*_27) as Some).0: i32);
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- _6 = const ();
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StorageDead(_9);
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goto -> bb4;
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}
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bb3: {
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- _6 = const ();
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goto -> bb4;
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}
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bb4: {
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StorageDead(_7);
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- StorageDead(_6);
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- StorageLive(_10);
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- StorageLive(_11);
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- StorageLive(_12);
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StorageLive(_13);
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_26 = const debuginfo::promoted[0];
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_13 = &(*_26);
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StorageLive(_15);
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_15 = RangeFull;
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_12 = <[i32; 10] as Index<RangeFull>>::index(move _13, move _15) -> [return: bb5, unwind continue];
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}
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bb5: {
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StorageDead(_15);
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StorageDead(_13);
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- _11 = &(*_12);
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- _16 = Len((*_11));
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+ _16 = Len((*_12));
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_17 = const 3_usize;
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_18 = Ge(move _16, move _17);
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switchInt(move _18) -> [0: bb7, otherwise: bb6];
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}
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bb6: {
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StorageLive(_19);
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- _19 = &(*_11)[1 of 3];
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+ _19 = &(*_12)[1 of 3];
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StorageLive(_20);
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- _20 = &(*_11)[2:-1];
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+ _20 = &(*_12)[2:-1];
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StorageLive(_21);
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- _21 = &(*_11)[-1 of 3];
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- _10 = const ();
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+ _21 = &(*_12)[-1 of 3];
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StorageDead(_21);
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StorageDead(_20);
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StorageDead(_19);
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goto -> bb8;
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}
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bb7: {
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- _10 = const ();
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goto -> bb8;
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}
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bb8: {
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- StorageDead(_12);
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- StorageDead(_11);
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- StorageDead(_10);
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StorageLive(_22);
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StorageLive(_23);
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StorageLive(_24);
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StorageLive(_25);
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_25 = T(const 6_u8);
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_24 = &mut (_25.0: u8);
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_23 = &_24;
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_22 = &_23;
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_0 = const ();
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StorageDead(_25);
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StorageDead(_24);
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StorageDead(_23);
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StorageDead(_22);
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- StorageDead(_5);
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StorageDead(_3);
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StorageDead(_2);
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StorageDead(_1);
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return;
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}
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}
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