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rust/tests/mir-opt/reference_prop.debuginfo.ReferencePropagation.diff
Camille GILLOT 8fb888dfaa Add multiple borrow test.
2023-05-13 10:32:32 +00:00

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- // MIR for `debuginfo` before ReferencePropagation
+ // MIR for `debuginfo` after ReferencePropagation
fn debuginfo() -> () {
let mut _0: (); // return place in scope 0 at $DIR/reference_prop.rs:+0:16: +0:16
let _1: &mut u8; // in scope 0 at $DIR/reference_prop.rs:+3:9: +3:19
let mut _2: u8; // in scope 0 at $DIR/reference_prop.rs:+3:27: +3:31
let _4: debuginfo::T; // in scope 0 at $DIR/reference_prop.rs:+4:18: +4:22
let _6: (); // in scope 0 at $DIR/reference_prop.rs:+9:5: +12:6
let mut _7: std::option::Option<i32>; // in scope 0 at $DIR/reference_prop.rs:+9:11: +9:18
let mut _8: isize; // in scope 0 at $DIR/reference_prop.rs:+10:9: +10:13
let _10: (); // in scope 0 at $DIR/reference_prop.rs:+16:5: +17:6
let mut _11: &[i32]; // in scope 0 at $DIR/reference_prop.rs:+16:82: +16:94
let _12: &[i32]; // in scope 0 at $DIR/reference_prop.rs:+16:83: +16:94
let mut _13: &[i32; 10]; // in scope 0 at $DIR/reference_prop.rs:+16:83: +16:90
let _14: [i32; 10]; // in scope 0 at $DIR/reference_prop.rs:+16:83: +16:90
let mut _15: std::ops::RangeFull; // in scope 0 at $DIR/reference_prop.rs:+16:91: +16:93
let mut _16: usize; // in scope 0 at $DIR/reference_prop.rs:+16:12: +16:79
let mut _17: usize; // in scope 0 at $DIR/reference_prop.rs:+16:12: +16:79
let mut _18: bool; // in scope 0 at $DIR/reference_prop.rs:+16:12: +16:79
let _23: &&mut u8; // in scope 0 at $DIR/reference_prop.rs:+19:28: +19:40
let _24: &mut u8; // in scope 0 at $DIR/reference_prop.rs:+19:29: +19:40
let mut _25: debuginfo::T; // in scope 0 at $DIR/reference_prop.rs:+19:34: +19:38
scope 1 {
- debug ref_mut_u8 => _1; // in scope 1 at $DIR/reference_prop.rs:+3:9: +3:19
+ debug ref_mut_u8 => &_2; // in scope 1 at $DIR/reference_prop.rs:+3:9: +3:19
let _3: &u8; // in scope 1 at $DIR/reference_prop.rs:+4:9: +4:14
let mut _28: &debuginfo::T; // in scope 1 at $DIR/reference_prop.rs:+4:17: +4:24
scope 2 {
- debug field => _3; // in scope 2 at $DIR/reference_prop.rs:+4:9: +4:14
+ debug field => &((*_28).0: u8); // in scope 2 at $DIR/reference_prop.rs:+4:9: +4:14
let _5: &u8; // in scope 2 at $DIR/reference_prop.rs:+7:9: +7:17
scope 3 {
- debug reborrow => _5; // in scope 3 at $DIR/reference_prop.rs:+7:9: +7:17
+ debug reborrow => &_2; // in scope 3 at $DIR/reference_prop.rs:+7:9: +7:17
let _9: &i32; // in scope 3 at $DIR/reference_prop.rs:+11:14: +11:31
let _22: &&&mut u8; // in scope 3 at $DIR/reference_prop.rs:+19:9: +19:24
let mut _27: &std::option::Option<i32>; // in scope 3 at $DIR/reference_prop.rs:+11:14: +11:31
scope 4 {
- debug variant_field => _9; // in scope 4 at $DIR/reference_prop.rs:+11:14: +11:31
+ debug variant_field => &(((*_27) as Some).0: i32); // in scope 4 at $DIR/reference_prop.rs:+11:14: +11:31
}
scope 5 {
- debug constant_index => _19; // in scope 5 at $DIR/reference_prop.rs:+16:16: +16:34
+ debug constant_index => &(*_11)[1 of 3]; // in scope 5 at $DIR/reference_prop.rs:+16:16: +16:34
debug subslice => _20; // in scope 5 at $DIR/reference_prop.rs:+16:36: +16:44
debug constant_index_from_end => _21; // in scope 5 at $DIR/reference_prop.rs:+16:51: +16:78
let _19: &i32; // in scope 5 at $DIR/reference_prop.rs:+16:16: +16:34
let _20: &[i32]; // in scope 5 at $DIR/reference_prop.rs:+16:36: +16:44
let _21: &i32; // in scope 5 at $DIR/reference_prop.rs:+16:51: +16:78
let mut _26: &[i32; 10]; // in scope 5 at $DIR/reference_prop.rs:+16:83: +16:90
}
scope 6 {
- debug multiple_borrow => _22; // in scope 6 at $DIR/reference_prop.rs:+19:9: +19:24
+ debug multiple_borrow => &&&(_25.0: u8); // in scope 6 at $DIR/reference_prop.rs:+19:9: +19:24
}
}
}
}
bb0: {
- StorageLive(_1); // scope 0 at $DIR/reference_prop.rs:+3:9: +3:19
StorageLive(_2); // scope 0 at $DIR/reference_prop.rs:+3:27: +3:31
_2 = const 5_u8; // scope 0 at $DIR/reference_prop.rs:+3:27: +3:31
- _1 = &mut _2; // scope 0 at $DIR/reference_prop.rs:+3:22: +3:31
- StorageLive(_3); // scope 1 at $DIR/reference_prop.rs:+4:9: +4:14
_28 = const _; // scope 1 at $DIR/reference_prop.rs:+4:17: +4:24
// mir::Constant
// + span: $DIR/reference_prop.rs:535:17: 535:24
// + literal: Const { ty: &T, val: Unevaluated(debuginfo, [], Some(promoted[2])) }
- _3 = &((*_28).0: u8); // scope 1 at $DIR/reference_prop.rs:+4:17: +4:24
- StorageLive(_5); // scope 2 at $DIR/reference_prop.rs:+7:9: +7:17
- _5 = &(*_1); // scope 2 at $DIR/reference_prop.rs:+7:20: +7:32
- StorageLive(_6); // scope 3 at $DIR/reference_prop.rs:+9:5: +12:6
StorageLive(_7); // scope 3 at $DIR/reference_prop.rs:+9:11: +9:18
_7 = Option::<i32>::Some(const 0_i32); // scope 3 at $DIR/reference_prop.rs:+9:11: +9:18
_8 = discriminant(_7); // scope 3 at $DIR/reference_prop.rs:+9:11: +9:18
switchInt(move _8) -> [0: bb3, 1: bb1, otherwise: bb2]; // scope 3 at $DIR/reference_prop.rs:+9:5: +9:18
}
bb1: {
- StorageLive(_9); // scope 3 at $DIR/reference_prop.rs:+11:14: +11:31
_27 = const _; // scope 3 at $DIR/reference_prop.rs:+11:14: +11:31
// mir::Constant
// + span: $DIR/reference_prop.rs:542:14: 542:31
// + literal: Const { ty: &Option<i32>, val: Unevaluated(debuginfo, [], Some(promoted[1])) }
- _9 = &(((*_27) as Some).0: i32); // scope 3 at $DIR/reference_prop.rs:+11:14: +11:31
- _6 = const (); // scope 4 at $DIR/reference_prop.rs:+11:36: +11:38
- StorageDead(_9); // scope 3 at $DIR/reference_prop.rs:+11:37: +11:38
goto -> bb4; // scope 3 at $DIR/reference_prop.rs:+11:37: +11:38
}
bb2: {
unreachable; // scope 3 at $DIR/reference_prop.rs:+9:11: +9:18
}
bb3: {
- _6 = const (); // scope 3 at $DIR/reference_prop.rs:+10:17: +10:19
goto -> bb4; // scope 3 at $DIR/reference_prop.rs:+10:17: +10:19
}
bb4: {
StorageDead(_7); // scope 3 at $DIR/reference_prop.rs:+12:5: +12:6
- StorageDead(_6); // scope 3 at $DIR/reference_prop.rs:+12:5: +12:6
- StorageLive(_10); // scope 3 at $DIR/reference_prop.rs:+16:5: +17:6
StorageLive(_11); // scope 5 at $DIR/reference_prop.rs:+16:82: +16:94
StorageLive(_12); // scope 5 at $DIR/reference_prop.rs:+16:83: +16:94
StorageLive(_13); // scope 5 at $DIR/reference_prop.rs:+16:83: +16:90
_26 = const _; // scope 5 at $DIR/reference_prop.rs:+16:83: +16:90
// mir::Constant
// + span: $DIR/reference_prop.rs:547:83: 547:90
// + literal: Const { ty: &[i32; 10], val: Unevaluated(debuginfo, [], Some(promoted[0])) }
_13 = &(*_26); // scope 5 at $DIR/reference_prop.rs:+16:83: +16:90
StorageLive(_15); // scope 5 at $DIR/reference_prop.rs:+16:91: +16:93
_15 = RangeFull; // scope 5 at $DIR/reference_prop.rs:+16:91: +16:93
_12 = <[i32; 10] as Index<RangeFull>>::index(move _13, move _15) -> bb5; // scope 5 at $DIR/reference_prop.rs:+16:83: +16:94
// mir::Constant
// + span: $DIR/reference_prop.rs:547:83: 547:94
// + literal: Const { ty: for<'a> fn(&'a [i32; 10], RangeFull) -> &'a <[i32; 10] as Index<RangeFull>>::Output {<[i32; 10] as Index<RangeFull>>::index}, val: Value(<ZST>) }
}
bb5: {
StorageDead(_15); // scope 5 at $DIR/reference_prop.rs:+16:93: +16:94
StorageDead(_13); // scope 5 at $DIR/reference_prop.rs:+16:93: +16:94
_11 = &(*_12); // scope 5 at $DIR/reference_prop.rs:+16:82: +16:94
_16 = Len((*_11)); // scope 5 at $DIR/reference_prop.rs:+16:12: +16:79
_17 = const 3_usize; // scope 5 at $DIR/reference_prop.rs:+16:12: +16:79
_18 = Ge(move _16, move _17); // scope 5 at $DIR/reference_prop.rs:+16:12: +16:79
switchInt(move _18) -> [0: bb7, otherwise: bb6]; // scope 5 at $DIR/reference_prop.rs:+16:12: +16:79
}
bb6: {
- StorageLive(_19); // scope 5 at $DIR/reference_prop.rs:+16:16: +16:34
- _19 = &(*_11)[1 of 3]; // scope 5 at $DIR/reference_prop.rs:+16:16: +16:34
StorageLive(_20); // scope 5 at $DIR/reference_prop.rs:+16:36: +16:44
_20 = &(*_11)[2:-1]; // scope 5 at $DIR/reference_prop.rs:+16:36: +16:44
StorageLive(_21); // scope 5 at $DIR/reference_prop.rs:+16:51: +16:78
_21 = &(*_11)[-1 of 3]; // scope 5 at $DIR/reference_prop.rs:+16:51: +16:78
- _10 = const (); // scope 5 at $DIR/reference_prop.rs:+16:95: +17:6
StorageDead(_21); // scope 3 at $DIR/reference_prop.rs:+17:5: +17:6
StorageDead(_20); // scope 3 at $DIR/reference_prop.rs:+17:5: +17:6
- StorageDead(_19); // scope 3 at $DIR/reference_prop.rs:+17:5: +17:6
goto -> bb8; // scope 3 at $DIR/reference_prop.rs:+16:5: +17:6
}
bb7: {
- _10 = const (); // scope 3 at $DIR/reference_prop.rs:+17:6: +17:6
goto -> bb8; // scope 3 at $DIR/reference_prop.rs:+16:5: +17:6
}
bb8: {
StorageDead(_12); // scope 3 at $DIR/reference_prop.rs:+17:5: +17:6
StorageDead(_11); // scope 3 at $DIR/reference_prop.rs:+17:5: +17:6
- StorageDead(_10); // scope 3 at $DIR/reference_prop.rs:+17:5: +17:6
- StorageLive(_22); // scope 3 at $DIR/reference_prop.rs:+19:9: +19:24
- StorageLive(_23); // scope 3 at $DIR/reference_prop.rs:+19:28: +19:40
- StorageLive(_24); // scope 3 at $DIR/reference_prop.rs:+19:29: +19:40
StorageLive(_25); // scope 3 at $DIR/reference_prop.rs:+19:34: +19:38
_25 = T(const 6_u8); // scope 3 at $DIR/reference_prop.rs:+19:34: +19:38
- _24 = &mut (_25.0: u8); // scope 3 at $DIR/reference_prop.rs:+19:29: +19:40
- _23 = &_24; // scope 3 at $DIR/reference_prop.rs:+19:28: +19:40
- _22 = &_23; // scope 3 at $DIR/reference_prop.rs:+19:27: +19:40
_0 = const (); // scope 0 at $DIR/reference_prop.rs:+0:16: +20:2
StorageDead(_25); // scope 3 at $DIR/reference_prop.rs:+20:1: +20:2
- StorageDead(_24); // scope 3 at $DIR/reference_prop.rs:+20:1: +20:2
- StorageDead(_23); // scope 3 at $DIR/reference_prop.rs:+20:1: +20:2
- StorageDead(_22); // scope 3 at $DIR/reference_prop.rs:+20:1: +20:2
- StorageDead(_5); // scope 2 at $DIR/reference_prop.rs:+20:1: +20:2
- StorageDead(_3); // scope 1 at $DIR/reference_prop.rs:+20:1: +20:2
StorageDead(_2); // scope 0 at $DIR/reference_prop.rs:+20:1: +20:2
- StorageDead(_1); // scope 0 at $DIR/reference_prop.rs:+20:1: +20:2
return; // scope 0 at $DIR/reference_prop.rs:+20:2: +20:2
}
}
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