rust/tests/mir-opt/lower_array_len.array_len_raw.GVN.panic-abort.diff

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- // MIR for `array_len_raw` before GVN
+ // MIR for `array_len_raw` after GVN
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fn array_len_raw(_1: [u8; N]) -> usize {
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debug arr => _1;
let mut _0: usize;
let _2: &[u8];
let mut _3: &[u8; N];
let _4: &[u8; N];
let mut _6: &[u8];
let _7: &[u8];
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scope 1 {
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debug arr => _2;
let _5: *const [u8];
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scope 2 {
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debug arr => _5;
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}
}
bb0: {
- StorageLive(_2);
+ nop;
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StorageLive(_3);
StorageLive(_4);
_4 = &_1;
_3 = &(*_4);
_2 = move _3 as &[u8] (PointerCoercion(Unsize, Implicit));
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StorageDead(_3);
StorageDead(_4);
StorageLive(_5);
_5 = &raw const (*_2);
StorageLive(_6);
StorageLive(_7);
_7 = &(*_5);
_6 = &(*_7);
- _0 = PtrMetadata(move _6);
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+ _0 = const N;
goto -> bb1;
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}
bb1: {
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StorageDead(_6);
StorageDead(_5);
- StorageDead(_2);
+ nop;
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StorageDead(_7);
return;
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}
}