I don't know this for sure, but I strongly suspect LLVM has deeply-baked-in assumptions to the effect that uninitialized memory is never read, except maybe via unsigned char, and even then it might just be a special case for memcpy.
I don't know this for sure, but I strongly suspect LLVM has deeply-baked-in assumptions to the effect that uninitialized memory is never read, except maybe via unsigned char, and even then it might just be a special case for memcpy.