Page History

...

char *p = (char *)malloc(10);

Compliant Solution

By ommiting omitting the explicit cast to a pointer, the compiler can determine that an int is attempting to be assigned to a pointer type and will generate a warning that may easily be corrected.

#include <stdlib.h>
/* ... */
char *p = malloc(10);

Exceptions

The return value from malloc() may be cast in C code that needs to be compatible with C++, where explicit casts from void * are required.

Risk Assessment

Explicitly casting the return value of malloc() eliminates the warning for the implicit declaration of malloc().

...