Segmentation faults in GSL's random number generator while using OpenMP's threading
# pragma omp parallel for if(args.parallel_given) private(r)
for(iRun = 1; iRun <= args.nruns_arg; iRun++)
{
    MC_run(total, &iRun);
}

[New Thread 0x7ffff6b3c700 (LWP 29995)]
[New Thread 0x7ffff633b700 (LWP 29996)]
[New Thread 0x7ffff5b3a700 (LWP 29997)]

Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0x7ffff5b3a700 (LWP 29997)]
0x00007ffff7acfce0 in gsl_ran_exponential () from /usr/lib/libgsl.so.0