StaticAnalyzer/Checkers/IdenticalExprChecker.cpp

28 static bool isIdenticalStmt(const ASTContext &Ctx, const Stmt *Stmt1,
107   const Stmt *Stmt1 = I->getThen();
115   if (const CompoundStmt *CS = dyn_cast<CompoundStmt>(Stmt1)) {
135   if (Stmt1 && Stmt2) {
152   if (!Stmt1 || !Stmt2)
161   if (const CompoundStmt *CompStmt = dyn_cast<CompoundStmt>(Stmt1)) {
163       Stmt1 = CompStmt->body_back();
170   if (isIdenticalStmt(AC->getASTContext(), Stmt1, Stmt2, true)) {
306 static bool isIdenticalStmt(const ASTContext &Ctx, const Stmt *Stmt1,
309   if (!Stmt1 || !Stmt2) {
310     return !Stmt1 && !Stmt2;
313   // If Stmt1 & Stmt2 are of different class then they are not
315   if (Stmt1->getStmtClass() != Stmt2->getStmtClass())
318   const Expr *Expr1 = dyn_cast<Expr>(Stmt1);
322     // If Stmt1 has side effects then don't warn even if expressions
348   switch (Stmt1->getStmtClass()) {
363     const CStyleCastExpr* CastExpr1 = cast<CStyleCastExpr>(Stmt1);
369     const ReturnStmt *ReturnStmt1 = cast<ReturnStmt>(Stmt1);
376     const ForStmt *ForStmt1 = cast<ForStmt>(Stmt1);
394     const DoStmt *DStmt1 = cast<DoStmt>(Stmt1);
406     const WhileStmt *WStmt1 = cast<WhileStmt>(Stmt1);
418     const IfStmt *IStmt1 = cast<IfStmt>(Stmt1);
433     const CompoundStmt *CompStmt1 = cast<CompoundStmt>(Stmt1);
452     const BinaryOperator *BinOp1 = cast<BinaryOperator>(Stmt1);
457     const CharacterLiteral *CharLit1 = cast<CharacterLiteral>(Stmt1);
462     const DeclRefExpr *DeclRef1 = cast<DeclRefExpr>(Stmt1);
467     const IntegerLiteral *IntLit1 = cast<IntegerLiteral>(Stmt1);
477     const FloatingLiteral *FloatLit1 = cast<FloatingLiteral>(Stmt1);
482     const StringLiteral *StringLit1 = cast<StringLiteral>(Stmt1);
487     const MemberExpr *MemberStmt1 = cast<MemberExpr>(Stmt1);
492     const UnaryOperator *UnaryOp1 = cast<UnaryOperator>(Stmt1);