mermsup          4586 src/decNumber/decNumber.c   const Unit *mer, *mermsup;       // work
mermsup          4823 src/decNumber/decNumber.c       mermsup=rhs->lsu+D2U(rhs->digits); // -> msu+1 of multiplier
mermsup          4825 src/decNumber/decNumber.c       for (mer=rhs->lsu; mer<mermsup; mer++) {