On 18 April 2015 at 11:40, William S Fulton wrote: > Genius, I can't see any documentation for it, but it does work for > gcc>=4.7. Thanks, it's exactly what I was looking for. There are some docs, but hard to find and not very extensive: https://gcc.gnu.org/onlinedocs/gcc/Function-Specific-Option-Pragmas.html