42   void checkPreStmt(const ImplicitCastExpr *Cast, CheckerContext &C) const;
47   bool isLossOfPrecision(const ImplicitCastExpr *Cast, QualType DestType,
50   bool isLossOfSign(const ImplicitCastExpr *Cast, CheckerContext &C) const;
57 void ConversionChecker::checkPreStmt(const ImplicitCastExpr *Cast,  in checkPreStmt()  argument
60   if (Cast->getType()->isBooleanType())  in checkPreStmt()
64   if (Cast->getExprLoc().isMacroID())  in checkPreStmt()
69   const Stmt *Parent = PM.getParent(Cast);  in checkPreStmt()
72   // Dont warn if this is part of an explicit cast  in checkPreStmt()
83       if (!Cast->IgnoreParenImpCasts()->isEvaluatable(C.getASTContext())) {  in checkPreStmt()
84         LossOfSign = isLossOfSign(Cast, C);  in checkPreStmt()
85         LossOfPrecision = isLossOfPrecision(Cast, Cast->getType(), C);  in checkPreStmt()
89       LossOfPrecision = isLossOfPrecision(Cast, B->getLHS()->getType(), C);  in checkPreStmt()
91       LossOfSign = isLossOfSign(Cast, C);  in checkPreStmt()
92       LossOfPrecision = isLossOfPrecision(Cast, B->getLHS()->getType(), C);  in checkPreStmt()
94       LossOfSign = isLossOfSign(Cast, C);  in checkPreStmt()
97       LossOfSign = isLossOfSign(Cast, C);  in checkPreStmt()
100       LossOfSign = isLossOfSign(Cast, C);  in checkPreStmt()
101       LossOfPrecision = isLossOfPrecision(Cast, B->getLHS()->getType(), C);  in checkPreStmt()
103       LossOfSign = isLossOfSign(Cast, C);  in checkPreStmt()
106     if (!Cast->IgnoreParenImpCasts()->isEvaluatable(C.getASTContext())) {  in checkPreStmt()
107       LossOfSign = isLossOfSign(Cast, C);  in checkPreStmt()
108       LossOfPrecision = isLossOfPrecision(Cast, Cast->getType(), C);  in checkPreStmt()
111     LossOfSign = isLossOfSign(Cast, C);  in checkPreStmt()
112     LossOfPrecision = isLossOfPrecision(Cast, Cast->getType(), C);  in checkPreStmt()
121       reportBug(N, Cast, C, "Loss of sign in implicit conversion");  in checkPreStmt()
123       reportBug(N, Cast, C, "Loss of precision in implicit conversion");  in checkPreStmt()
135 bool ConversionChecker::isLossOfPrecision(const ImplicitCastExpr *Cast,  in isLossOfPrecision()  argument
139   if (Cast->isEvaluatable(C.getASTContext()))  in isLossOfPrecision()
142   QualType SubType = Cast->IgnoreParenImpCasts()->getType();  in isLossOfPrecision()
187   return C.isGreaterOrEqual(Cast->getSubExpr(), MaxVal);  in isLossOfPrecision()
191 bool ConversionChecker::isLossOfSign(const ImplicitCastExpr *Cast,  in isLossOfSign()  argument
193   QualType CastType = Cast->getType();  in isLossOfSign()
194   QualType SubType = Cast->IgnoreParenImpCasts()->getType();  in isLossOfSign()
199   return C.isNegative(Cast->getSubExpr());  in isLossOfSign()