6970 struct IntRange {  struct
6977   IntRange(unsigned Width, bool NonNegative)  in IntRange()  function
6982   static IntRange forBoolType() {  in forBoolType()  argument
6983     return IntRange(1, true);  in forBoolType()
6987   static IntRange forValueOfType(ASTContext &C, QualType T) {  in forValueOfType()  argument
6993   static IntRange forValueOfCanonicalType(ASTContext &C, const Type *T) {  in forValueOfCanonicalType()  argument
7007         return IntRange(C.getIntWidth(QualType(T, 0)), false);  in forValueOfCanonicalType()
7013         return IntRange(NumPositive, true/*NonNegative*/);  in forValueOfCanonicalType()
7015         return IntRange(std::max(NumPositive + 1, NumNegative),  in forValueOfCanonicalType()
7022     return IntRange(C.getIntWidth(QualType(T, 0)), BT->isUnsignedInteger());  in forValueOfCanonicalType()
7030   static IntRange forTargetOfCanonicalType(ASTContext &C, const Type *T) {  in forTargetOfCanonicalType()  argument
7045     return IntRange(C.getIntWidth(QualType(T, 0)), BT->isUnsignedInteger());  in forTargetOfCanonicalType()
7049   static IntRange join(IntRange L, IntRange R) {  in join()  argument
7050     return IntRange(std::max(L.Width, R.Width),  in join()
7055   static IntRange meet(IntRange L, IntRange R) {  in meet()  argument
7056     return IntRange(std::min(L.Width, R.Width),  in meet()
7061 IntRange GetValueRange(ASTContext &C, llvm::APSInt &value, unsigned MaxWidth) {  in GetValueRange()
7063     return IntRange(value.getMinSignedBits(), false);  in GetValueRange()
7070   return IntRange(value.getActiveBits(), true);  in GetValueRange()
7073 IntRange GetValueRange(ASTContext &C, APValue &result, QualType Ty,  in GetValueRange()
7079     IntRange R = GetValueRange(C, result.getVectorElt(0), Ty, MaxWidth);  in GetValueRange()
7081       IntRange El = GetValueRange(C, result.getVectorElt(i), Ty, MaxWidth);  in GetValueRange()
7082       R = IntRange::join(R, El);  in GetValueRange()
7088     IntRange R = GetValueRange(C, result.getComplexIntReal(), MaxWidth);  in GetValueRange()
7089     IntRange I = GetValueRange(C, result.getComplexIntImag(), MaxWidth);  in GetValueRange()
7090     return IntRange::join(R, I);  in GetValueRange()
7099   return IntRange(MaxWidth, Ty->isUnsignedIntegerOrEnumerationType());  in GetValueRange()
7113 IntRange GetExprRange(ASTContext &C, const Expr *E, unsigned MaxWidth) {  in GetExprRange()
7128     IntRange OutputTypeRange = IntRange::forValueOfType(C, GetExprType(CE));  in GetExprRange()
7137     IntRange SubRange  in GetExprRange()
7147     return IntRange(SubRange.Width,  in GetExprRange()
7160     IntRange L = GetExprRange(C, CO->getTrueExpr(), MaxWidth);  in GetExprRange()
7161     IntRange R = GetExprRange(C, CO->getFalseExpr(), MaxWidth);  in GetExprRange()
7162     return IntRange::join(L, R);  in GetExprRange()
7177       return IntRange::forBoolType();  in GetExprRange()
7189       return IntRange::forValueOfType(C, GetExprType(E));  in GetExprRange()
7200       return IntRange::forValueOfType(C, GetExprType(E));  in GetExprRange()
7205       return IntRange::meet(GetExprRange(C, BO->getLHS(), MaxWidth),  in GetExprRange()
7215           IntRange R = IntRange::forValueOfType(C, GetExprType(E));  in GetExprRange()
7216           return IntRange(R.Width, /*NonNegative*/ true);  in GetExprRange()
7222       return IntRange::forValueOfType(C, GetExprType(E));  in GetExprRange()
7227       IntRange L = GetExprRange(C, BO->getLHS(), MaxWidth);  in GetExprRange()
7251         return IntRange::forValueOfType(C, GetExprType(E));  in GetExprRange()
7259       IntRange L = GetExprRange(C, BO->getLHS(), opWidth);  in GetExprRange()
7273       IntRange R = GetExprRange(C, BO->getRHS(), opWidth);  in GetExprRange()
7274       return IntRange(L.Width, L.NonNegative && R.NonNegative);  in GetExprRange()
7282       IntRange L = GetExprRange(C, BO->getLHS(), opWidth);  in GetExprRange()
7283       IntRange R = GetExprRange(C, BO->getRHS(), opWidth);  in GetExprRange()
7285       IntRange meet = IntRange::meet(L, R);  in GetExprRange()
7300     IntRange L = GetExprRange(C, BO->getLHS(), MaxWidth);  in GetExprRange()
7301     IntRange R = GetExprRange(C, BO->getRHS(), MaxWidth);  in GetExprRange()
7302     return IntRange::join(L, R);  in GetExprRange()
7309       return IntRange::forBoolType();  in GetExprRange()
7314       return IntRange::forValueOfType(C, GetExprType(E));  in GetExprRange()
7325     return IntRange(BitField->getBitWidthValue(C),  in GetExprRange()
7328   return IntRange::forValueOfType(C, GetExprType(E));  in GetExprRange()
7331 IntRange GetExprRange(ASTContext &C, const Expr *E) {  in GetExprRange()
7442   IntRange OtherRange = IntRange::forValueOfType(S.Context, OtherT);  in DiagnoseOutOfRangeComparison()
7711   IntRange signedRange = GetExprRange(S.Context, signedOperand);  in AnalyzeComparison()
7730     IntRange unsignedRange = GetExprRange(S.Context, unsignedOperand);  in AnalyzeComparison()
7937 std::string PrettyPrintInRange(const llvm::APSInt &Value, IntRange Range) {  in PrettyPrintInRange()
8313   IntRange SourceRange = GetExprRange(S.Context, E);  in CheckImplicitConversion()
8314   IntRange TargetRange = IntRange::forTargetOfCanonicalType(S.Context, Target);  in CheckImplicitConversion()