747   if (isFiniteNonZero() || category == fcNaN)  in assign()
752   assert(isFiniteNonZero() || category == fcNaN);  in copySignificand()
763   category = fcNaN;  in makeNaN()
1484   case PackCategoriesIntoKey(fcZero, fcNaN):  in addOrSubtractSpecials()
1485   case PackCategoriesIntoKey(fcNormal, fcNaN):  in addOrSubtractSpecials()
1486   case PackCategoriesIntoKey(fcInfinity, fcNaN):  in addOrSubtractSpecials()
1489   case PackCategoriesIntoKey(fcNaN, fcZero):  in addOrSubtractSpecials()
1490   case PackCategoriesIntoKey(fcNaN, fcNormal):  in addOrSubtractSpecials()
1491   case PackCategoriesIntoKey(fcNaN, fcInfinity):  in addOrSubtractSpecials()
1492   case PackCategoriesIntoKey(fcNaN, fcNaN):  in addOrSubtractSpecials()
1608   case PackCategoriesIntoKey(fcZero, fcNaN):  in multiplySpecials()
1609   case PackCategoriesIntoKey(fcNormal, fcNaN):  in multiplySpecials()
1610   case PackCategoriesIntoKey(fcInfinity, fcNaN):  in multiplySpecials()
1614   case PackCategoriesIntoKey(fcNaN, fcZero):  in multiplySpecials()
1615   case PackCategoriesIntoKey(fcNaN, fcNormal):  in multiplySpecials()
1616   case PackCategoriesIntoKey(fcNaN, fcInfinity):  in multiplySpecials()
1617   case PackCategoriesIntoKey(fcNaN, fcNaN):  in multiplySpecials()
1652   case PackCategoriesIntoKey(fcZero, fcNaN):  in divideSpecials()
1653   case PackCategoriesIntoKey(fcNormal, fcNaN):  in divideSpecials()
1654   case PackCategoriesIntoKey(fcInfinity, fcNaN):  in divideSpecials()
1658   case PackCategoriesIntoKey(fcNaN, fcZero):  in divideSpecials()
1659   case PackCategoriesIntoKey(fcNaN, fcNormal):  in divideSpecials()
1660   case PackCategoriesIntoKey(fcNaN, fcInfinity):  in divideSpecials()
1661   case PackCategoriesIntoKey(fcNaN, fcNaN):  in divideSpecials()
1698   case PackCategoriesIntoKey(fcZero, fcNaN):  in modSpecials()
1699   case PackCategoriesIntoKey(fcNormal, fcNaN):  in modSpecials()
1700   case PackCategoriesIntoKey(fcInfinity, fcNaN):  in modSpecials()
1703   case PackCategoriesIntoKey(fcNaN, fcZero):  in modSpecials()
1704   case PackCategoriesIntoKey(fcNaN, fcNormal):  in modSpecials()
1705   case PackCategoriesIntoKey(fcNaN, fcInfinity):  in modSpecials()
1706   case PackCategoriesIntoKey(fcNaN, fcNaN):  in modSpecials()
1736   case PackCategoriesIntoKey(fcZero, fcNaN):  in remainderSpecials()
1737   case PackCategoriesIntoKey(fcNormal, fcNaN):  in remainderSpecials()
1738   case PackCategoriesIntoKey(fcInfinity, fcNaN):  in remainderSpecials()
1741   case PackCategoriesIntoKey(fcNaN, fcZero):  in remainderSpecials()
1742   case PackCategoriesIntoKey(fcNaN, fcNormal):  in remainderSpecials()
1743   case PackCategoriesIntoKey(fcNaN, fcInfinity):  in remainderSpecials()
1744   case PackCategoriesIntoKey(fcNaN, fcNaN):  in remainderSpecials()
2119   case PackCategoriesIntoKey(fcNaN, fcZero):  in compare()
2120   case PackCategoriesIntoKey(fcNaN, fcNormal):  in compare()
2121   case PackCategoriesIntoKey(fcNaN, fcInfinity):  in compare()
2122   case PackCategoriesIntoKey(fcNaN, fcNaN):  in compare()
2123   case PackCategoriesIntoKey(fcZero, fcNaN):  in compare()
2124   case PackCategoriesIntoKey(fcNormal, fcNaN):  in compare()
2125   case PackCategoriesIntoKey(fcInfinity, fcNaN):  in compare()
2203       &toSemantics != &semX87DoubleExtended && category == fcNaN &&  in convert()
2236   if (shift < 0 && (isFiniteNonZero() || category==fcNaN))  in convert()
2245     if (isFiniteNonZero() || category==fcNaN)  in convert()
2252     if (isFiniteNonZero() || category==fcNaN)  in convert()
2263   if (shift > 0 && (isFiniteNonZero() || category==fcNaN))  in convert()
2269   } else if (category == fcNaN) {  in convert()
2314   if (category == fcInfinity || category == fcNaN)  in convertToSignExtendedInteger()
2432     if (category == fcNaN)  in convertToInteger()
2976   case fcNaN:  in convertToHexString()
3152     assert(category == fcNaN && "Unknown category");  in convertF80LongDoubleAPFloatToAPInt()
3232     assert(category == fcNaN && "Unknown category!");  in convertQuadrupleAPFloatToAPInt()
3265     assert(category == fcNaN && "Unknown category!");  in convertDoubleAPFloatToAPInt()
3293     assert(category == fcNaN && "Unknown category!");  in convertFloatAPFloatToAPInt()
3320     assert(category == fcNaN && "Unknown category!");  in convertBFloatAPFloatToAPInt()
3347     assert(category == fcNaN && "Unknown category!");  in convertHalfAPFloatToAPInt()
3422     category = fcNaN;  in initFromF80LongDoubleAPInt()
3478     category = fcNaN;  in initFromQuadrupleAPInt()
3508     category = fcNaN;  in initFromDoubleAPInt()
3536     category = fcNaN;  in initFromFloatAPInt()
3564     category = fcNaN;  in initFromBFloatAPInt()
3592     category = fcNaN;  in initFromHalfAPInt()
3787   case fcNaN: return append(Str, "NaN");  in toString()
4053   case fcNaN:  in next()
4388   if (LHS.getCategory() == fcNaN) {  in addWithSpecial()
4392   if (RHS.getCategory() == fcNaN) {  in addWithSpecial()
4462   if (LHS.getCategory() == fcNaN) {  in multiply()
4466   if (RHS.getCategory() == fcNaN) {  in multiply()