62     return getEmpty(Known.getBitWidth());  in fromKnownBits()
115       return getEmpty(W);  in makeAllowedICmpRegion()
121       return getEmpty(W);  in makeAllowedICmpRegion()
131       return getEmpty(W);  in makeAllowedICmpRegion()
137       return getEmpty(W);  in makeAllowedICmpRegion()
404     return getEmpty(BitWidth);  in makeMaskNotEqualRange()
597         return getEmpty();  in intersectWith()
620     return getEmpty();  in intersectWith()
643         return getEmpty();  in intersectWith()
829   if (isEmptySet()) return getEmpty(DstTySize);  in zeroExtend()
846   if (isEmptySet()) return getEmpty(DstTySize);  in signExtend()
866     return getEmpty(DstTySize);  in truncate()
1066     return getEmpty();  in add()
1089     return getEmpty();  in addWithNoWrap()
1113     return getEmpty();  in sub()
1136     return getEmpty();  in subWithNoWrap()
1153       return getEmpty(); // Always overflows.  in subWithNoWrap()
1168     return getEmpty();  in multiply()
1233     return getEmpty();  in multiplyWithNoWrap()
1250     return getEmpty();  in smul_fast()
1272     return getEmpty();  in smax()
1286     return getEmpty();  in umax()
1300     return getEmpty();  in smin()
1314     return getEmpty();  in umin()
1326     return getEmpty();  in udiv()
1352       getBitWidth() == 1 ? getEmpty()  in sdiv()
1360   ConstantRange PosRes = getEmpty();  in sdiv()
1411   ConstantRange NegRes = getEmpty();  in sdiv()
1434     return getEmpty();  in urem()
1439       return getEmpty();  in urem()
1456     return getEmpty();  in srem()
1461       return getEmpty();  in srem()
1473     return getEmpty();  in srem()
1511     return getEmpty();  in binaryAnd()
1523     return getEmpty();  in binaryOr()
1536     return getEmpty();  in binaryXor()
1569     return getEmpty();  in shl()
1576       return getEmpty();  in shl()
1610     return getEmpty();  in lshr()
1620     return getEmpty();  in ashr()
1670     return getEmpty();  in uadd_sat()
1679     return getEmpty();  in sadd_sat()
1688     return getEmpty();  in usub_sat()
1697     return getEmpty();  in ssub_sat()
1706     return getEmpty();  in umul_sat()
1715     return getEmpty();  in smul_sat()
1736     return getEmpty();  in ushl_sat()
1745     return getEmpty();  in sshl_sat()
1756     return getEmpty();  in inverse()
1764     return getEmpty();  in abs()
1787       return getEmpty();  in abs()
1806     return getEmpty();  in ctlz()
1820         return getEmpty();  in ctlz()
1866     return getEmpty();  in cttz()
1881         return getEmpty();  in cttz()
1938     return getEmpty();  in ctpop()