341 #define DECUNUSED ((const decNumber *)(void *)0xffffffff)  macro
405   if (decCheckOperands(DECUNRESU, DECUNUSED, dn, set)) return 0;  in uprv_decNumberToInt32()
441   if (decCheckOperands(DECUNRESU, DECUNUSED, dn, set)) return 0;  in uprv_decNumberToUInt32()
533   if (decCheckOperands(DECUNRESU, DECUNUSED, DECUNUSED, set))  in uprv_decNumberFromString()
769   if (decCheckOperands(res, DECUNUSED, rhs, set)) return res;  in uprv_decNumberAbs()
1080   if (decCheckOperands(res, DECUNUSED, rhs, set)) return res;  in uprv_decNumberExp()
1141   if (decCheckOperands(res, fhs, DECUNUSED, set)) return res;  in uprv_decNumberFMA()
1225   if (decCheckOperands(res, DECUNUSED, rhs, set)) return res;  in uprv_decNumberInvert()
1300   if (decCheckOperands(res, DECUNUSED, rhs, set)) return res;  in uprv_decNumberLn()
1363   if (decCheckOperands(res, DECUNUSED, rhs, set)) return res;  in uprv_decNumberLogB()
1442   if (decCheckOperands(res, DECUNUSED, rhs, set)) return res;  in uprv_decNumberLog10()
1669   if (decCheckOperands(res, DECUNUSED, rhs, set)) return res;  in uprv_decNumberMinus()
1699   if (decCheckOperands(res, DECUNUSED, rhs, set)) return res;  in uprv_decNumberNextMinus()
1735   if (decCheckOperands(res, DECUNUSED, rhs, set)) return res;  in uprv_decNumberNextPlus()
1912   if (decCheckOperands(res, DECUNUSED, rhs, set)) return res;  in uprv_decNumberPlus()
2354   if (decCheckOperands(res, DECUNUSED, rhs, set)) return res;  in uprv_decNumberReduce()
2867   if (decCheckOperands(res, DECUNUSED, rhs, set)) return res;  in uprv_decNumberSquareRoot()
3218   if (decCheckOperands(res, DECUNUSED, rhs, set)) return res;  in uprv_decNumberToIntegralExact()
3427   if (decCheckOperands(res, DECUNUSED, rhs, DECUNCONT)) return res;  in uprv_decNumberCopyAbs()
3448   if (decCheckOperands(res, DECUNUSED, rhs, DECUNCONT)) return res;  in uprv_decNumberCopyNegate()
3471   if (decCheckOperands(res, DECUNUSED, rhs, DECUNCONT)) return res;  in uprv_decNumberCopySign()
3552   if (decCheckOperands(DECUNRESU, DECUNUSED, dn, set)) return 0;  in uprv_decNumberIsNormal()
3572   if (decCheckOperands(DECUNRESU, DECUNUSED, dn, set)) return 0;  in uprv_decNumberIsSubnormal()
3597   if (decCheckOperands(DECUNRESU, DECUNUSED, dn, DECUNCONT)) return dn;  in uprv_decNumberTrim()
3624   if (decCheckOperands(dn, DECUNUSED, DECUNUSED, DECUNCONT)) return dn;  in uprv_decNumberZero()
3664   if (decCheckOperands(DECUNRESU, dn, DECUNUSED, DECUNCONT)) {  in decToString()
5303   if (decCheckOperands(res, DECUNUSED, rhs, set)) return res;  in decExpOp()
5655   if (decCheckOperands(res, DECUNUSED, rhs, set)) return res;
6644   if (decCheckOperands(dn, DECUNUSED, DECUNUSED, DECUNCONT)) return dn;
7982     if (!bad && lhs!=DECUNUSED) bad=(decCheckNumber(lhs));
7983     if (!bad && rhs!=DECUNUSED) bad=(decCheckNumber(rhs));