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don't return intg=frac=0 from mod

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This commit is contained in:
serg@serg.mylan
2004-11-07 16:12:21 +01:00
parent c9292b8284
commit 3d59f12af0
1 changed files with 6 additions and 1 deletions
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7
strings/decimal.c
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@ -206,7 +206,7 @@ int decimal2string(decimal *from, char *to, int *to_len)
char *s=to; char *s=to;
dec1 *buf, *buf0=from->buf, tmp; dec1 *buf, *buf0=from->buf, tmp;
DBUG_ASSERT(*to_len > 2+from->sign); DBUG_ASSERT(*to_len >= 2+from->sign);
/* removing leading zeroes */ /* removing leading zeroes */
i=((intg-1) % DIG_PER_DEC1)+1; i=((intg-1) % DIG_PER_DEC1)+1;
@ -1511,6 +1511,11 @@ static int do_div_mod(decimal *from1, decimal *from2,
intg0=ROUND_UP(prec1-frac1)-(start1-tmp1); intg0=ROUND_UP(prec1-frac1)-(start1-tmp1);
frac0=ROUND_UP(to->frac); frac0=ROUND_UP(to->frac);
error=E_DEC_OK; error=E_DEC_OK;
if (unlikely(frac0==0 && intg0==0))
{
decimal_make_zero(to);
goto done;
}
if (intg0<=0) if (intg0<=0)
{ {
if (unlikely(-intg0 >= to->len)) if (unlikely(-intg0 >= to->len))