Add protection against integer overflow
Add protection against integer overflow

kubrickology/json-parser,e7/json-parser,mofax/json-parser,davidlamprea/json-parser,mofax/json-parser,e7/json-parser,hannesgredler/json-parser,hannesgredler/json-parser,kubrickology/json-parser,davidlamprea/json-parser,kubrickology/json-parser