On Fri, Feb 02, 2024 at 04:32:09PM +0100, Jakub Jelinek wrote:
> Anyway, I think all of
> decBasic.c:     for (; UBTOUI(umsd)==0 && umsd+3<ulsd;) umsd+=4;
> decBasic.c:     for (; *umsd==0 && umsd<ulsd;) umsd++;
> decBasic.c:  for (; UBTOUI(hi->msd)==0 && hi->msd+3<hi->lsd;) hi->msd+=4;
> decBasic.c:  for (; *hi->msd==0 && hi->msd<hi->lsd;) hi->msd++;
> decBasic.c:  for (; UBTOUI(lo->msd)==0 && lo->msd+3<lo->lsd;) lo->msd+=4;
> decBasic.c:  for (; *lo->msd==0 && lo->msd<lo->lsd;) lo->msd++;
> decBasic.c:      for (; UBTOUI(lo->msd)==0 && lo->msd+3<lo->lsd;) lo->msd+=4;
> decBasic.c:      for (; *lo->msd==0 && lo->msd<lo->lsd;) lo->msd++;
> decCommon.c:      for (; *umsd==0 && umsd<ulsd;) umsd++;

even more than that:
decBasic.c:      for (; *msua==0 && msua>=lsua;) msua--;
decBasic.c:    if (*msua==0 && msua==lsua) break;
decCommon.c:      if (*ulsd==0 && ulsd==umsd) { /* have zero */
decNumber.c:    for (; *msu1==0 && msu1>var1; msu1--) var1units--;
too just from simple grep.

        Jakub

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