rust/tests/mir-opt/building/index_array_and_slice.index...

33 lines
707 B
Rust

// MIR for `index_slice` after built
fn index_slice(_1: &[i32], _2: usize) -> &i32 {
debug slice => _1;
debug index => _2;
let mut _0: &i32;
let _3: &i32;
let _4: usize;
let mut _5: usize;
let mut _6: bool;
bb0: {
StorageLive(_3);
StorageLive(_4);
_4 = copy _2;
_5 = PtrMetadata(copy _1);
_6 = Lt(copy _4, copy _5);
assert(move _6, "index out of bounds: the length is {} but the index is {}", move _5, copy _4) -> [success: bb1, unwind: bb2];
}
bb1: {
_3 = &(*_1)[_4];
_0 = &(*_3);
StorageDead(_4);
StorageDead(_3);
return;
}
bb2 (cleanup): {
resume;
}
}