...
| CERT C Secure Coding Standard | STR37-C. Arguments to character-handling functions must be representable as an unsigned char STR04-C. Use plain char for characters in the basic character set ARR30-C. Do not form or use out-of-bounds pointers or array subscripts |
| ISO/IEC TS 17961:2013 | Conversion of signed characters to wider integer types before a check for EOF [signconv] |
| MISRA-C:2012 | Rule 10.1 through(required) Rule 10.2 (required) Rule 10.3 (required) Rule 10.4 (required) |
| MITRE CWE | CWE-704, Incorrect Type Conversion or Cast |
...