Hello Xavier
Can you send the /usr/include/string.h from that cray machine, your
config.log and include/private/autogen/config.h from the hwloc build
directory?
Do you get the same error if building from the default compiler instead
of /opt/cray/craype/2.5.4/bin/cc?
thanks
Brice


Le 05/01/2017 12:31, Xavier LACOSTE a écrit :
>
>  
>
> Hello,
>
>  
>
> I’m trying to build hwloc on a cray machine with cray
> compiler :/opt/cray/craype/2.5.4/bin/cc
>
>  
>
> I get the following error :
>
> $> CC=cc ./configure --prefix=$PWD-cc-install
>
> $> make
>
> Making all in src
>
> make[1]: Entering directory `/home/j0306818/xavier/hwloc-1.11.5/src'
>
>   CC       bitmap.lo
>
> CC-147 craycc: ERROR
>
>   Declaration is incompatible with "int ffsl(long)" (declared at line
> 526 of
>
>           "/usr/include/string.h").
>
>  
>
>  
>
> Total errors detected in bitmap.c: 1
>
> make[1]: *** [bitmap.lo] Error 1
>
> make[1]: Leaving directory `/home/j0306818/xavier/hwloc-1.11.5/src'
>
> make: *** [all-recursive] Error 1
>
>  
>
> Do you have any idea of what I am doing wrong ?
>
> Is this a known issue ?
>
>  
>
> Another secondary question :
>
>  
>
> Hwloc builds correctly with gcc compiler but the CPUVendor field is
> not available using this code :
>
>  
>
> #include <hwloc.h>
>
>  
>
> int main(int argc, char *argv[])
>
> {
>
>   hwloc_topology_t topo;
>
>   hwloc_obj_t obj;
>
>   int err;
>
>   int i;
>
>   char obj_str[2048];
>
>   char attr_str[2048];
>
>  
>
>   /* initialize a topology context */
>
>   err = hwloc_topology_init(&topo);
>
>   assert(!err);
>
>  
>
>   /* insert optional topology configuration here */
>
>  
>
>   /* build the topology created and configured above */
>
>   err = hwloc_topology_load(topo);
>
>  
>
>   /* play with the topology here */
>
>   obj = hwloc_get_obj_by_type(topo, HWLOC_OBJ_PACKAGE, 0);
>
>   fprintf(stdout, "CPU_Vendor : %s \n",
> hwloc_obj_get_info_by_name(obj,"CPUVendor"));
>
>   hwloc_obj_type_snprintf(obj_str, 2048, obj, 1);
>
>   hwloc_obj_attr_snprintf(attr_str,2048, obj, " | ", 1);
>
>   fprintf(stdout, "%s : %s\n", obj_str, attr_str);
>
>  
>
>   /* terminate this topology context */
>
>   hwloc_topology_destroy(topo);
>
>  
>
>   return 0;
>
> }
>
>  
>
> Am I using the correct code to retrieve the CPUVendor ? As far as I
> see the topology is correctly detected anyway.
>
>  
>
> Regards,
>
>  
>
> XL.
>
>
>
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> https://rfd.newmexicoconsortium.org/mailman/listinfo/hwloc-users

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