39     const Expr *FindExpr(const Expr *Ex) {  in FindExpr()
40       if (!MatchesCriteria(Ex))  in FindExpr()
43       for (const Stmt *SubStmt : Ex->children())  in FindExpr()
48       return Ex;  in FindExpr()
51     bool MatchesCriteria(const Expr *Ex) {  in MatchesCriteria()
52       return St->getSVal(Ex, LCtx).isUndef();  in MatchesCriteria()
92       const Expr *Ex = cast<Expr>(Condition);  in checkBranchCondition()  local
98         if (PS->getStmt() == Ex)  in checkBranchCondition()
102       Ex = FindIt.FindExpr(Ex);  in checkBranchCondition()
107       bugreporter::trackExpressionValue(N, Ex, *R);  in checkBranchCondition()
108       R->addRange(Ex->getSourceRange());  in checkBranchCondition()