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- // MIR for `array_len` before GVN
+ // MIR for `array_len` after GVN
fn array_len(_1: &mut [i32; 42]) -> usize {
debug x => _1;
let mut _0: usize;
let _2: &[i32];
let mut _3: &[i32; 42];
let mut _4: *const [i32];
scope 1 {
debug x => _2;
}
bb0: {
- StorageLive(_2);
+ nop;
StorageLive(_3);
_3 = &(*_1);
_2 = move _3 as &[i32] (PointerCoercion(Unsize, Implicit));
StorageDead(_3);
StorageLive(_4);
_4 = &raw const (*_2);
- _0 = PtrMetadata(move _4);
+ _0 = const 42_usize;
StorageDead(_4);
- StorageDead(_2);
+ nop;
return;
}
}
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