pv2              4278 src/decNumber/decNumber.c           const Unit *pv1, *pv2;
pv2              4280 src/decNumber/decNumber.c           pv2=msu2;                          // -> msu
pv2              4281 src/decNumber/decNumber.c           for (pv1=msu1; ; pv1--, pv2--) {
pv2              4284 src/decNumber/decNumber.c             if (pv2>=var2) v2=*pv2;          // in range