Patch from Nicolas Pitre

> Patch #1540/1 has had the following note added:
> 
> Ok, it seems that we've had this for years and years, and it hasn't been
> causing a problem.  We've now got -Wa,-mno-fpu which should catch anything
> which shouldn't be used anyway.
> 
> Could you send a new patch for this change please?
> 
> Update by: Russell King

Here it is.