partial          3718 src/decNumber/decNumber.c       Int partial=*lhs->lsu;
partial          3720 src/decNumber/decNumber.c         partial+=*rhs->lsu;
partial          3721 src/decNumber/decNumber.c         if ((partial<=DECDPUNMAX)       // result fits in unit
partial          3723 src/decNumber/decNumber.c              partial<(Int)powers[lhs->digits])) { // ..
partial          3725 src/decNumber/decNumber.c           *res->lsu=(Unit)partial;      // [copy could have overwritten RHS]
partial          3731 src/decNumber/decNumber.c         partial-=*rhs->lsu;
partial          3732 src/decNumber/decNumber.c         if (partial>0) { // no borrow needed, and non-0 result
partial          3734 src/decNumber/decNumber.c           *res->lsu=(Unit)partial;