Heikki Linnakangas <[EMAIL PROTECTED]> writes:
> Hmm. It looks like I get that warning on my laptop as well. I tracked it 
> down to these two places:

> Line 209:
>> while (ptr - GETARR(trg) < ARRNELEM(trg))
>> {
>>      text       *item = (text *) palloc(VARHDRSZ + 3);
>>      SET_VARSIZE(item, VARHDRSZ + 3);
>>      CPTRGM(VARDATA(item), ptr);
>>>>    d[ptr - GETARR(trg)] = PointerGetDatum(item);
>>      ptr++;
>> }

I'll betcha the compiler is trying to optimize the repeated calculations
of "ptr - GETARR(trg)" into a separate variable that it increments along
with ptr.  Maybe it is getting it wrong, or maybe the assembler is just
confused.  Does the warning go away if you dial down the -O level?

                        regards, tom lane

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