323   return Known.isNonNegative();  in isKnownNonNegative()
423       bool isKnownNonNegativeOp1 = Known.isNonNegative();  in computeKnownBitsMul()
424       bool isKnownNonNegativeOp0 = Known2.isNonNegative();  in computeKnownBitsMul()
449   else if (isKnownNegative && !Known.isNonNegative())  in computeKnownBitsMul()
851         if (RHSKnown.isNonNegative()) {  in computeKnownBitsFromAssume()
864         if (RHSKnown.isAllOnes() || RHSKnown.isNonNegative()) {  in computeKnownBitsFromAssume()
1482             if (Known2.isNonNegative() && Known3.isNonNegative())  in computeKnownBitsFromOperator()
1491             if (Known2.isNonNegative() && Known3.isNegative())  in computeKnownBitsFromOperator()
1493             else if (Known2.isNegative() && Known3.isNonNegative())  in computeKnownBitsFromOperator()
1498           else if (Opcode == Instruction::Mul && Known2.isNonNegative() &&  in computeKnownBitsFromOperator()
1499                    Known3.isNonNegative())  in computeKnownBitsFromOperator()
2470     if (XKnown.isNonNegative() && YKnown.isNonNegative())  in isKnownNonZero()
2490     if (XKnown.isNonNegative() &&  in isKnownNonZero()
2493     if (YKnown.isNonNegative() &&  in isKnownNonZero()
3059           if (Known.isNonNegative())  in ComputeNumSignBitsImpl()
3084           if (Known.isNonNegative())  in ComputeNumSignBitsImpl()
4751     if (LHSKnown.isNonNegative() || RHSKnown.isNonNegative())  in computeOverflowForSignedMul()
4825     if ((AddKnown.isNonNegative() && LHSOrRHSKnownNonNegative) ||  in computeOverflowForSignedAdd()