[mpich-devel] warning: returning 'uint32_t *' (aka 'unsigned int *') from a function with result type 'int *' converts between pointers to integer types with different sign

[Jeff Hammond]

I know some of you like warning-clean builds...

../src/mpid/ch3/src/mpid_comm_get_all_failed_procs.c:20:14: warning:
assigning to 'uint32_t *' (aka 'unsigned int *') from 'int *'
      converts between pointers to integer types with different sign
[-Wpointer-sign]
    bitarray = (int *) MPIU_Malloc(sizeof(int) * bitarray_size);
             ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
../src/mpid/ch3/src/mpid_comm_get_all_failed_procs.c:24:16: warning:
returning 'uint32_t *' (aka 'unsigned int *') from a function
      with result type 'int *' converts between pointers to integer
types with different sign [-Wpointer-sign]
        return bitarray;
               ^~~~~~~~
../src/mpid/ch3/src/mpid_comm_get_all_failed_procs.c:46:12: warning:
returning 'uint32_t *' (aka 'unsigned int *') from a function
      with result type 'int *' converts between pointers to integer
types with different sign [-Wpointer-sign]
    return bitarray;
           ^~~~~~~~
../src/mpid/ch3/src/mpid_comm_get_all_failed_procs.c:107:14: warning:
assigning to 'uint32_t *' (aka 'unsigned int *') from
      'int *' converts between pointers to integer types with
different sign [-Wpointer-sign]
    bitarray = group_to_bitarray(local_fail, comm_ptr);
             ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
4 warnings generated.

Best,

Jeff

-- 
Jeff Hammond
jeff.science at gmail.com
http://jeffhammond.github.io/