mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-22 06:44:35 +00:00
269 lines
8.5 KiB
Diff
269 lines
8.5 KiB
Diff
- // MIR for `wide_ptr_same_provenance` before GVN
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+ // MIR for `wide_ptr_same_provenance` after GVN
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fn wide_ptr_same_provenance() -> () {
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let mut _0: ();
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let _1: &[i32; 2];
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let _2: [i32; 2];
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let mut _4: *const dyn std::marker::Send;
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let _5: &dyn std::marker::Send;
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let mut _6: &i32;
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let _7: &i32;
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let _8: usize;
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let mut _9: usize;
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let mut _10: bool;
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let mut _12: *const dyn std::marker::Send;
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let _13: &dyn std::marker::Send;
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let mut _14: &i32;
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let _15: &i32;
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let _16: usize;
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let mut _17: usize;
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let mut _18: bool;
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let _19: ();
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let mut _20: bool;
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let mut _21: *const dyn std::marker::Send;
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let mut _22: *const dyn std::marker::Send;
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let mut _23: *const dyn std::marker::Send;
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let _24: ();
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let mut _25: bool;
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let mut _26: *const dyn std::marker::Send;
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let mut _27: *const dyn std::marker::Send;
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let mut _28: *const dyn std::marker::Send;
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let _29: ();
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let mut _30: bool;
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let mut _31: *const dyn std::marker::Send;
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let mut _32: *const dyn std::marker::Send;
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let mut _33: *const dyn std::marker::Send;
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let _34: ();
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let mut _35: bool;
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let mut _36: *const dyn std::marker::Send;
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let mut _37: *const dyn std::marker::Send;
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let mut _38: *const dyn std::marker::Send;
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let _39: ();
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let mut _40: bool;
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let mut _41: *const dyn std::marker::Send;
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let mut _42: *const dyn std::marker::Send;
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let mut _43: *const dyn std::marker::Send;
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let _44: ();
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let mut _45: bool;
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let mut _46: *const dyn std::marker::Send;
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let mut _47: *const dyn std::marker::Send;
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let mut _48: *const dyn std::marker::Send;
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let mut _49: &[i32; 2];
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scope 1 {
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debug slice => _1;
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let _3: *const dyn std::marker::Send;
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scope 2 {
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debug a => _3;
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let _11: *const dyn std::marker::Send;
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scope 3 {
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debug b => _11;
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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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_49 = const wide_ptr_same_provenance::promoted[0];
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_1 = &(*_49);
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StorageLive(_3);
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- StorageLive(_4);
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+ nop;
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StorageLive(_5);
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StorageLive(_6);
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StorageLive(_7);
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StorageLive(_8);
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_8 = const 0_usize;
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- _9 = Len((*_1));
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- _10 = Lt(copy _8, copy _9);
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- assert(move _10, "index out of bounds: the length is {} but the index is {}", move _9, copy _8) -> [success: bb1, unwind unreachable];
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+ _9 = const 2_usize;
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+ _10 = const true;
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+ assert(const true, "index out of bounds: the length is {} but the index is {}", const 2_usize, const 0_usize) -> [success: bb1, unwind unreachable];
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}
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bb1: {
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- _7 = &(*_1)[_8];
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+ _7 = &(*_1)[0 of 1];
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_6 = &(*_7);
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_5 = move _6 as &dyn std::marker::Send (PointerCoercion(Unsize, AsCast));
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StorageDead(_6);
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_4 = &raw const (*_5);
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- _3 = move _4 as *const dyn std::marker::Send (PointerCoercion(Unsize, Implicit));
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- StorageDead(_4);
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+ _3 = copy _4;
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+ nop;
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StorageDead(_7);
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StorageDead(_5);
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StorageLive(_11);
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- StorageLive(_12);
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+ nop;
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StorageLive(_13);
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StorageLive(_14);
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StorageLive(_15);
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StorageLive(_16);
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_16 = const 1_usize;
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- _17 = Len((*_1));
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- _18 = Lt(copy _16, copy _17);
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- assert(move _18, "index out of bounds: the length is {} but the index is {}", move _17, copy _16) -> [success: bb2, unwind unreachable];
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+ _17 = const 2_usize;
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+ _18 = const true;
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+ assert(const true, "index out of bounds: the length is {} but the index is {}", const 2_usize, const 1_usize) -> [success: bb2, unwind unreachable];
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}
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bb2: {
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- _15 = &(*_1)[_16];
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+ _15 = &(*_1)[1 of 2];
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_14 = &(*_15);
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_13 = move _14 as &dyn std::marker::Send (PointerCoercion(Unsize, AsCast));
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StorageDead(_14);
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_12 = &raw const (*_13);
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- _11 = move _12 as *const dyn std::marker::Send (PointerCoercion(Unsize, Implicit));
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- StorageDead(_12);
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+ _11 = copy _12;
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+ nop;
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StorageDead(_15);
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StorageDead(_13);
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StorageLive(_19);
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StorageLive(_20);
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StorageLive(_21);
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- _21 = copy _3;
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+ _21 = copy _4;
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StorageLive(_22);
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StorageLive(_23);
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- _23 = copy _11;
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- _22 = move _23 as *const dyn std::marker::Send (PointerCoercion(Unsize, Implicit));
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+ _23 = copy _12;
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+ _22 = copy _12;
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StorageDead(_23);
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- _20 = Eq(move _21, move _22);
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+ _20 = Eq(copy _4, copy _12);
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StorageDead(_22);
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StorageDead(_21);
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_19 = opaque::<bool>(move _20) -> [return: bb3, unwind unreachable];
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}
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bb3: {
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StorageDead(_20);
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StorageDead(_19);
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StorageLive(_24);
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StorageLive(_25);
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StorageLive(_26);
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- _26 = copy _3;
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+ _26 = copy _4;
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StorageLive(_27);
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StorageLive(_28);
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- _28 = copy _11;
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- _27 = move _28 as *const dyn std::marker::Send (PointerCoercion(Unsize, Implicit));
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+ _28 = copy _12;
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+ _27 = copy _12;
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StorageDead(_28);
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- _25 = Ne(move _26, move _27);
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+ _25 = Ne(copy _4, copy _12);
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StorageDead(_27);
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StorageDead(_26);
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_24 = opaque::<bool>(move _25) -> [return: bb4, unwind unreachable];
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}
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bb4: {
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StorageDead(_25);
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StorageDead(_24);
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StorageLive(_29);
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StorageLive(_30);
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StorageLive(_31);
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- _31 = copy _3;
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+ _31 = copy _4;
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StorageLive(_32);
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StorageLive(_33);
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- _33 = copy _11;
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- _32 = move _33 as *const dyn std::marker::Send (PointerCoercion(Unsize, Implicit));
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+ _33 = copy _12;
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+ _32 = copy _12;
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StorageDead(_33);
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- _30 = Lt(move _31, move _32);
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+ _30 = Lt(copy _4, copy _12);
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StorageDead(_32);
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StorageDead(_31);
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_29 = opaque::<bool>(move _30) -> [return: bb5, unwind unreachable];
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}
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bb5: {
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StorageDead(_30);
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StorageDead(_29);
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StorageLive(_34);
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StorageLive(_35);
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StorageLive(_36);
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- _36 = copy _3;
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+ _36 = copy _4;
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StorageLive(_37);
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StorageLive(_38);
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- _38 = copy _11;
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- _37 = move _38 as *const dyn std::marker::Send (PointerCoercion(Unsize, Implicit));
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+ _38 = copy _12;
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+ _37 = copy _12;
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StorageDead(_38);
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- _35 = Le(move _36, move _37);
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+ _35 = Le(copy _4, copy _12);
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StorageDead(_37);
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StorageDead(_36);
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_34 = opaque::<bool>(move _35) -> [return: bb6, unwind unreachable];
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}
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bb6: {
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StorageDead(_35);
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StorageDead(_34);
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StorageLive(_39);
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StorageLive(_40);
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StorageLive(_41);
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- _41 = copy _3;
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+ _41 = copy _4;
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StorageLive(_42);
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StorageLive(_43);
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- _43 = copy _11;
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- _42 = move _43 as *const dyn std::marker::Send (PointerCoercion(Unsize, Implicit));
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+ _43 = copy _12;
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+ _42 = copy _12;
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StorageDead(_43);
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- _40 = Gt(move _41, move _42);
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+ _40 = Gt(copy _4, copy _12);
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StorageDead(_42);
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StorageDead(_41);
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_39 = opaque::<bool>(move _40) -> [return: bb7, unwind unreachable];
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}
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bb7: {
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StorageDead(_40);
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StorageDead(_39);
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StorageLive(_44);
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StorageLive(_45);
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StorageLive(_46);
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- _46 = copy _3;
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+ _46 = copy _4;
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StorageLive(_47);
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StorageLive(_48);
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- _48 = copy _11;
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- _47 = move _48 as *const dyn std::marker::Send (PointerCoercion(Unsize, Implicit));
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+ _48 = copy _12;
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+ _47 = copy _12;
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StorageDead(_48);
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- _45 = Ge(move _46, move _47);
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+ _45 = Ge(copy _4, copy _12);
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StorageDead(_47);
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StorageDead(_46);
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_44 = opaque::<bool>(move _45) -> [return: bb8, unwind unreachable];
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}
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bb8: {
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StorageDead(_45);
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StorageDead(_44);
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_0 = const ();
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StorageDead(_16);
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StorageDead(_11);
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StorageDead(_8);
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StorageDead(_3);
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StorageDead(_1);
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return;
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}
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}
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