/usr/bin/cc   -std=c11 -D_GNU_SOURCE   -Wall -Wextra -Wpointer-arith -Wundef -Wvla -Wwrite-strings -Werror -Wno-error=extra -Wno-error=deprecated-declarations -Wno-error=sign-compare -Wno-error=strict-aliasing -Wno-error=type-limits -Wno-unused-parameter -Wno-error=unused-variable -Wno-error=undef -Wno-error=uninitialized -Wlogical-op -Wno-error=maybe-uninitialized -Waggregate-return -Wnested-externs -Wold-style-definition -Wstrict-prototypes -march=native    -o CMakeFiles/cmTryCompileExec2321649813.dir/CheckForPthreads.c.o   -c /usr/local/share/cmake-2.8/Modules/CheckForPthreads.c
/usr/local/share/cmake-2.8/Modules/CheckForPthreads.c: In function ‘runner’:
/usr/local/share/cmake-2.8/Modules/CheckForPthreads.c:34:27: error: cast from pointer to integer of different size [-Werror=pointer-to-int-cast]
     printf("%d CC: %d\n", (int)args, cc);
                           ^
cc1: all warnings being treated as errors