Yugo NAGATA <nag...@sraoss.co.jp> writes:
> For avoiding undefined behaviours,  maybe it is better to use unsigned
> int and bit mask as a following code in Linux does[1][2], though it
> would be unnecessary if they are used properly as in the current
> PostgreSQL code.

I don't think that's an improvement.  It would mask buggy calls.

                        regards, tom lane


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