On 1/4/2013 9:24 AM, Mateusz Loskot wrote: > Bill, > > It tests if C compiler supports C99 restrict keyword, > perhaps also implementation-specific form, e.g. __restrict, etc. > > [1]http://en.wikipedia.org/wiki/Restrict Should be able to do it with a CheckCSourceCompiles: http://www.cmake.org/cmake/help/v2.8.10/cmake.html#module:CheckCSourceCompiles -Bill