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rust/tests/mir-opt/gvn.wide_ptr_same_provenanc...

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- // MIR for `wide_ptr_same_provenance` before GVN
+ // MIR for `wide_ptr_same_provenance` after GVN
fn wide_ptr_same_provenance() -> () {
let mut _0: ();
let _1: &[i32; 2];
let _2: [i32; 2];
let mut _4: *const dyn std::marker::Send;
let _5: &dyn std::marker::Send;
let mut _6: &i32;
let _7: &i32;
let _8: usize;
let mut _9: usize;
let mut _10: bool;
let mut _12: *const dyn std::marker::Send;
let _13: &dyn std::marker::Send;
let mut _14: &i32;
let _15: &i32;
let _16: usize;
let mut _17: usize;
let mut _18: bool;
let _19: ();
let mut _20: bool;
let mut _21: *const dyn std::marker::Send;
let mut _22: *const dyn std::marker::Send;
let mut _23: *const dyn std::marker::Send;
let _24: ();
let mut _25: bool;
let mut _26: *const dyn std::marker::Send;
let mut _27: *const dyn std::marker::Send;
let mut _28: *const dyn std::marker::Send;
let _29: ();
let mut _30: bool;
let mut _31: *const dyn std::marker::Send;
let mut _32: *const dyn std::marker::Send;
let mut _33: *const dyn std::marker::Send;
let _34: ();
let mut _35: bool;
let mut _36: *const dyn std::marker::Send;
let mut _37: *const dyn std::marker::Send;
let mut _38: *const dyn std::marker::Send;
let _39: ();
let mut _40: bool;
let mut _41: *const dyn std::marker::Send;
let mut _42: *const dyn std::marker::Send;
let mut _43: *const dyn std::marker::Send;
let _44: ();
let mut _45: bool;
let mut _46: *const dyn std::marker::Send;
let mut _47: *const dyn std::marker::Send;
let mut _48: *const dyn std::marker::Send;
let mut _49: &[i32; 2];
scope 1 {
debug slice => _1;
let _3: *const dyn std::marker::Send;
scope 2 {
debug a => _3;
let _11: *const dyn std::marker::Send;
scope 3 {
debug b => _11;
}
}
}
bb0: {
StorageLive(_1);
_49 = const wide_ptr_same_provenance::promoted[0];
_1 = &(*_49);
StorageLive(_3);
- StorageLive(_4);
+ nop;
StorageLive(_5);
StorageLive(_6);
StorageLive(_7);
StorageLive(_8);
_8 = const 0_usize;
- _9 = Len((*_1));
- _10 = Lt(copy _8, copy _9);
- assert(move _10, "index out of bounds: the length is {} but the index is {}", move _9, copy _8) -> [success: bb1, unwind continue];
+ _9 = const 2_usize;
+ _10 = const true;
+ assert(const true, "index out of bounds: the length is {} but the index is {}", const 2_usize, const 0_usize) -> [success: bb1, unwind continue];
}
bb1: {
- _7 = &(*_1)[_8];
+ _7 = &(*_1)[0 of 1];
_6 = &(*_7);
_5 = move _6 as &dyn std::marker::Send (PointerCoercion(Unsize, AsCast));
StorageDead(_6);
_4 = &raw const (*_5);
- _3 = move _4 as *const dyn std::marker::Send (PointerCoercion(Unsize, Implicit));
- StorageDead(_4);
+ _3 = copy _4;
+ nop;
StorageDead(_7);
StorageDead(_5);
StorageLive(_11);
- StorageLive(_12);
+ nop;
StorageLive(_13);
StorageLive(_14);
StorageLive(_15);
StorageLive(_16);
_16 = const 1_usize;
- _17 = Len((*_1));
- _18 = Lt(copy _16, copy _17);
- assert(move _18, "index out of bounds: the length is {} but the index is {}", move _17, copy _16) -> [success: bb2, unwind continue];
+ _17 = const 2_usize;
+ _18 = const true;
+ assert(const true, "index out of bounds: the length is {} but the index is {}", const 2_usize, const 1_usize) -> [success: bb2, unwind continue];
}
bb2: {
- _15 = &(*_1)[_16];
+ _15 = &(*_1)[1 of 2];
_14 = &(*_15);
_13 = move _14 as &dyn std::marker::Send (PointerCoercion(Unsize, AsCast));
StorageDead(_14);
_12 = &raw const (*_13);
- _11 = move _12 as *const dyn std::marker::Send (PointerCoercion(Unsize, Implicit));
- StorageDead(_12);
+ _11 = copy _12;
+ nop;
StorageDead(_15);
StorageDead(_13);
StorageLive(_19);
StorageLive(_20);
StorageLive(_21);
- _21 = copy _3;
+ _21 = copy _4;
StorageLive(_22);
StorageLive(_23);
- _23 = copy _11;
- _22 = move _23 as *const dyn std::marker::Send (PointerCoercion(Unsize, Implicit));
+ _23 = copy _12;
+ _22 = copy _12;
StorageDead(_23);
- _20 = Eq(move _21, move _22);
+ _20 = Eq(copy _4, copy _12);
StorageDead(_22);
StorageDead(_21);
_19 = opaque::<bool>(move _20) -> [return: bb3, unwind continue];
}
bb3: {
StorageDead(_20);
StorageDead(_19);
StorageLive(_24);
StorageLive(_25);
StorageLive(_26);
- _26 = copy _3;
+ _26 = copy _4;
StorageLive(_27);
StorageLive(_28);
- _28 = copy _11;
- _27 = move _28 as *const dyn std::marker::Send (PointerCoercion(Unsize, Implicit));
+ _28 = copy _12;
+ _27 = copy _12;
StorageDead(_28);
- _25 = Ne(move _26, move _27);
+ _25 = Ne(copy _4, copy _12);
StorageDead(_27);
StorageDead(_26);
_24 = opaque::<bool>(move _25) -> [return: bb4, unwind continue];
}
bb4: {
StorageDead(_25);
StorageDead(_24);
StorageLive(_29);
StorageLive(_30);
StorageLive(_31);
- _31 = copy _3;
+ _31 = copy _4;
StorageLive(_32);
StorageLive(_33);
- _33 = copy _11;
- _32 = move _33 as *const dyn std::marker::Send (PointerCoercion(Unsize, Implicit));
+ _33 = copy _12;
+ _32 = copy _12;
StorageDead(_33);
- _30 = Lt(move _31, move _32);
+ _30 = Lt(copy _4, copy _12);
StorageDead(_32);
StorageDead(_31);
_29 = opaque::<bool>(move _30) -> [return: bb5, unwind continue];
}
bb5: {
StorageDead(_30);
StorageDead(_29);
StorageLive(_34);
StorageLive(_35);
StorageLive(_36);
- _36 = copy _3;
+ _36 = copy _4;
StorageLive(_37);
StorageLive(_38);
- _38 = copy _11;
- _37 = move _38 as *const dyn std::marker::Send (PointerCoercion(Unsize, Implicit));
+ _38 = copy _12;
+ _37 = copy _12;
StorageDead(_38);
- _35 = Le(move _36, move _37);
+ _35 = Le(copy _4, copy _12);
StorageDead(_37);
StorageDead(_36);
_34 = opaque::<bool>(move _35) -> [return: bb6, unwind continue];
}
bb6: {
StorageDead(_35);
StorageDead(_34);
StorageLive(_39);
StorageLive(_40);
StorageLive(_41);
- _41 = copy _3;
+ _41 = copy _4;
StorageLive(_42);
StorageLive(_43);
- _43 = copy _11;
- _42 = move _43 as *const dyn std::marker::Send (PointerCoercion(Unsize, Implicit));
+ _43 = copy _12;
+ _42 = copy _12;
StorageDead(_43);
- _40 = Gt(move _41, move _42);
+ _40 = Gt(copy _4, copy _12);
StorageDead(_42);
StorageDead(_41);
_39 = opaque::<bool>(move _40) -> [return: bb7, unwind continue];
}
bb7: {
StorageDead(_40);
StorageDead(_39);
StorageLive(_44);
StorageLive(_45);
StorageLive(_46);
- _46 = copy _3;
+ _46 = copy _4;
StorageLive(_47);
StorageLive(_48);
- _48 = copy _11;
- _47 = move _48 as *const dyn std::marker::Send (PointerCoercion(Unsize, Implicit));
+ _48 = copy _12;
+ _47 = copy _12;
StorageDead(_48);
- _45 = Ge(move _46, move _47);
+ _45 = Ge(copy _4, copy _12);
StorageDead(_47);
StorageDead(_46);
_44 = opaque::<bool>(move _45) -> [return: bb8, unwind continue];
}
bb8: {
StorageDead(_45);
StorageDead(_44);
_0 = const ();
StorageDead(_16);
StorageDead(_11);
StorageDead(_8);
StorageDead(_3);
StorageDead(_1);
return;
}
}
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