if( (getenv("GMX_DISABLE_ACCELERATION") != NULL) || (getenv("GMX_NOOPTIMIZEDKERNELS") != NULL) )
{
fr->use_acceleration = FALSE;
- fprintf(fp,
- "\nFound environment variable GMX_DISABLE_ACCELERATION.\n"
- "Disabling all architecture-specific (e.g. SSE2/SSE4/AVX) routines.\n\n");
+ if (fp != NULL)
+ {
+ fprintf(fp,
+ "\nFound environment variable GMX_DISABLE_ACCELERATION.\n"
+ "Disabling all architecture-specific (e.g. SSE2/SSE4/AVX) routines.\n\n");
+ }
}
/* Check if we can/should do all-vs-all kernels */