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- // MIR for `bound` before LowerSliceLenCalls
+ // MIR for `bound` after LowerSliceLenCalls
fn bound(_1: usize, _2: &[u8]) -> u8 {
debug index => _1;
debug slice => _2;
let mut _0: u8;
let mut _3: bool;
let mut _4: usize;
let mut _5: usize;
let mut _6: &[u8];
let _7: usize;
let mut _8: usize;
let mut _9: bool;
bb0: {
StorageLive(_3);
StorageLive(_4);
_4 = copy _1;
StorageLive(_5);
StorageLive(_6);
_6 = &(*_2);
- _5 = core::slice::<impl [u8]>::len(move _6) -> [return: bb1, unwind unreachable];
+ _5 = PtrMetadata(move _6);
+ goto -> bb1;
}
bb1: {
StorageDead(_6);
_3 = Lt(move _4, move _5);
switchInt(move _3) -> [0: bb4, otherwise: bb2];
}
bb2: {
StorageDead(_5);
StorageDead(_4);
StorageLive(_7);
_7 = copy _1;
_8 = Len((*_2));
_9 = Lt(copy _7, copy _8);
assert(move _9, "index out of bounds: the length is {} but the index is {}", move _8, copy _7) -> [success: bb3, unwind unreachable];
}
bb3: {
_0 = copy (*_2)[_7];
StorageDead(_7);
goto -> bb5;
}
bb4: {
StorageDead(_5);
StorageDead(_4);
_0 = const 42_u8;
goto -> bb5;
}
bb5: {
StorageDead(_3);
return;
}
}
|
