[PATCH v2] xmalloc: Fix warnings with gcc analyzer

[Siddhesh Poyarekar]

On 7/28/21 4:55 PM, Florian Weimer wrote:
> So it does not free anything ever?

Specifically, it does not act as a substitute for free(); it does free 
during reallocation.

> We should not have two different attributes for xrealloc.  I suggest to
> drop the attribute from the include/* version for now, until we can
> clean this up.

OK.  Perhaps it would make sense to consolidate the two x* functions too 
later.  I'll post v3.

Siddhesh