Synopsis

(Advisory) typedefs that indicate size and signedness should be used in place of the basic numerical types

Enabled by default

No

Severity/Certainty

Low/High

Full description

Typedefs of basic types were found with names that do not indicate the size or signedness.

Coding standards

Code examples

The following code example fails the check and will give a warning:

/* MISRA C 2012 Directive 4.6 Example */

/* Non-compliant - no sign or size specified                         */
typedef int speed_t;

The following code example passes the check and will not give a warning about this issue:

/* MISRA C 2012 Directive 4.6 Example */

/* Compliant     - int used to define specific-length type           */
typedef int SINT_16;