Craig A. Berry wrote: > It kind of makes sense that if you are occupying bit 0 in a 32-bit > integer, you can't shift left 32 bits, you can only shift left a > maximum of 31 bits. I'm still curious how you exercised that code, > though, because I don't see how to enable the various macros > surrounding it.
Yes. I seem to have confused the configure script into believing that 32 bits can be preserved but not the whole (32-bit) integer. NV_PRESERVES_UV undef NV_PRESERVES_UV_BITS 32 It's building OK now, and it may well be that I can't duplicate the problem. If I can I will investigate further.
