9517 struct IntRange {  struct
9524   IntRange(unsigned Width, bool NonNegative)  in IntRange()  function
9528   static IntRange forBoolType() {  in forBoolType()  argument
9529     return IntRange(1, true);  in forBoolType()
9533   static IntRange forValueOfType(ASTContext &C, QualType T) {  in forValueOfType()  argument
9539   static IntRange forValueOfCanonicalType(ASTContext &C, const Type *T) {  in forValueOfCanonicalType()  argument
9559         return IntRange(C.getIntWidth(QualType(T, 0)),  in forValueOfCanonicalType()
9567         return IntRange(NumPositive, true/*NonNegative*/);  in forValueOfCanonicalType()
9569         return IntRange(std::max(NumPositive + 1, NumNegative),  in forValueOfCanonicalType()
9576     return IntRange(C.getIntWidth(QualType(T, 0)), BT->isUnsignedInteger());  in forValueOfCanonicalType()
9584   static IntRange forTargetOfCanonicalType(ASTContext &C, const Type *T) {  in forTargetOfCanonicalType()  argument
9599     return IntRange(C.getIntWidth(QualType(T, 0)), BT->isUnsignedInteger());  in forTargetOfCanonicalType()
9603   static IntRange join(IntRange L, IntRange R) {  in join()  argument
9604     return IntRange(std::max(L.Width, R.Width),  in join()
9609   static IntRange meet(IntRange L, IntRange R) {  in meet()  argument
9610     return IntRange(std::min(L.Width, R.Width),  in meet()
9617 static IntRange GetValueRange(ASTContext &C, llvm::APSInt &value,  in GetValueRange()
9620     return IntRange(value.getMinSignedBits(), false);  in GetValueRange()
9627   return IntRange(value.getActiveBits(), true);  in GetValueRange()
9630 static IntRange GetValueRange(ASTContext &C, APValue &result, QualType Ty,  in GetValueRange()
9636     IntRange R = GetValueRange(C, result.getVectorElt(0), Ty, MaxWidth);  in GetValueRange()
9638       IntRange El = GetValueRange(C, result.getVectorElt(i), Ty, MaxWidth);  in GetValueRange()
9639       R = IntRange::join(R, El);  in GetValueRange()
9645     IntRange R = GetValueRange(C, result.getComplexIntReal(), MaxWidth);  in GetValueRange()
9646     IntRange I = GetValueRange(C, result.getComplexIntImag(), MaxWidth);  in GetValueRange()
9647     return IntRange::join(R, I);  in GetValueRange()
9656   return IntRange(MaxWidth, Ty->isUnsignedIntegerOrEnumerationType());  in GetValueRange()
9670 static IntRange GetExprRange(ASTContext &C, const Expr *E, unsigned MaxWidth) {  in GetExprRange()
9685     IntRange OutputTypeRange = IntRange::forValueOfType(C, GetExprType(CE));  in GetExprRange()
9694     IntRange SubRange  in GetExprRange()
9704     return IntRange(SubRange.Width,  in GetExprRange()
9717     IntRange L = GetExprRange(C, CO->getTrueExpr(), MaxWidth);  in GetExprRange()
9718     IntRange R = GetExprRange(C, CO->getFalseExpr(), MaxWidth);  in GetExprRange()
9719     return IntRange::join(L, R);  in GetExprRange()
9736       return IntRange::forBoolType();  in GetExprRange()
9748       return IntRange::forValueOfType(C, GetExprType(E));  in GetExprRange()
9759       return IntRange::forValueOfType(C, GetExprType(E));  in GetExprRange()
9764       return IntRange::meet(GetExprRange(C, BO->getLHS(), MaxWidth),  in GetExprRange()
9774           IntRange R = IntRange::forValueOfType(C, GetExprType(E));  in GetExprRange()
9775           return IntRange(R.Width, /*NonNegative*/ true);  in GetExprRange()
9781       return IntRange::forValueOfType(C, GetExprType(E));  in GetExprRange()
9786       IntRange L = GetExprRange(C, BO->getLHS(), MaxWidth);  in GetExprRange()
9810         return IntRange::forValueOfType(C, GetExprType(E));  in GetExprRange()
9818       IntRange L = GetExprRange(C, BO->getLHS(), opWidth);  in GetExprRange()
9832       IntRange R = GetExprRange(C, BO->getRHS(), opWidth);  in GetExprRange()
9833       return IntRange(L.Width, L.NonNegative && R.NonNegative);  in GetExprRange()
9841       IntRange L = GetExprRange(C, BO->getLHS(), opWidth);  in GetExprRange()
9842       IntRange R = GetExprRange(C, BO->getRHS(), opWidth);  in GetExprRange()
9844       IntRange meet = IntRange::meet(L, R);  in GetExprRange()
9859     IntRange L = GetExprRange(C, BO->getLHS(), MaxWidth);  in GetExprRange()
9860     IntRange R = GetExprRange(C, BO->getRHS(), MaxWidth);  in GetExprRange()
9861     return IntRange::join(L, R);  in GetExprRange()
9868       return IntRange::forBoolType();  in GetExprRange()
9873       return IntRange::forValueOfType(C, GetExprType(E));  in GetExprRange()
9884     return IntRange(BitField->getBitWidthValue(C),  in GetExprRange()
9887   return IntRange::forValueOfType(C, GetExprType(E));  in GetExprRange()
9890 static IntRange GetExprRange(ASTContext &C, const Expr *E) {  in GetExprRange()
9971   PromotedRange(IntRange R, unsigned BitWidth, bool Unsigned) {  in PromotedRange()
10133   IntRange OtherRange = IntRange::forValueOfType(S.Context, OtherT);  in CheckTautologicalComparison()
10140     OtherRange = IntRange::forBoolType();  in CheckTautologicalComparison()
10289   IntRange signedRange = GetExprRange(S.Context, signedOperand);  in AnalyzeComparison()
10306     IntRange unsignedRange = GetExprRange(S.Context, unsignedOperand);  in AnalyzeComparison()
10641                                       IntRange Range) {  in PrettyPrintInRange()
11028   IntRange SourceRange = GetExprRange(S.Context, E);  in CheckImplicitConversion()
11029   IntRange TargetRange = IntRange::forTargetOfCanonicalType(S.Context, Target);  in CheckImplicitConversion()