Andreas Schwab <sch...@linux-m68k.org> writes:
> Erik Faye-Lund <kusmab...@gmail.com> writes:
>> I don't see how it's undefined. It's using the memory that 'pos'
>> *points to* that is undefined, no? The difference between 'pos' and
>> 'str' should still be the same, it's not like realloc somehow
>> magically updates 'pos'...
> It does. Think of segmented architectures, where freeing a pointer
> invalidates its segment, so that even loading the value of the pointer
> traps. Probably no such architecture is in use any more, though.
I love seeing that we have somebody who knows and can explain these
dark corners of ANSI C standard ;-)
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