Update tokenlist.cpp

Author: chrchr-github

lib/tokenlist.cpp

@@ -1946,6 +1946,9 @@ void TokenList::validateAst(bool print) const
         // Syntax error if binary operator only has 1 operand
         if ((tok->isAssignmentOp() || tok->isComparisonOp() || Token::Match(tok,"[|^/%]")) && tok->astOperand1() && !tok->astOperand2())
             throw InternalError(tok, "Syntax Error: AST broken, binary operator has only one operand.", InternalError::AST);
+        
+        if (isC() && !(tok->astOperand1() && tok->astOperand2()) && Token::Match(tok, "&&|%or%|%oror%"))
+            throw InternalError(tok, "Syntax Error: AST broken, binary operator is missing operand(s).", InternalError::AST);
 
         // Syntax error if we encounter "?" with operand2 that is not ":"
         if (tok->str() == "?") {