fjpanag commented on issue #7274:
URL:
https://github.com/apache/incubator-nuttx/issues/7274#issuecomment-1273644051
> So the following is UB?
Answering my own question, I think it is indeed UB, because `ulong_val` is
cast to a signed type.
Changing it to the following seems to resolve the issue, but I would
appreciate any input from @no1wudi .
```c
return (int64_t)(ulong_val << extra_bits >> extra_bits);
```
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