On May 6, 2012, at 17:11 , Stefan Werner wrote: > Have you tried union{} ? > > union { > int32_t s; > uint32_t u; > } atomicvar; > atomicvar.u = 0; > OSAtomicCompareAndSwap32(0, 1, &atomicvar.s); > OSAtomicOr32Orig(0, &atomicvar.u);
I've seen this technique in other places. Why is that better than just casting pointer types? Like this: int32_t s; uint32_t u; u = *(uint32_t*) &s; -- Rick _______________________________________________ Cocoa-dev mailing list (Cocoa-dev@lists.apple.com) Please do not post admin requests or moderator comments to the list. Contact the moderators at cocoa-dev-admins(at)lists.apple.com Help/Unsubscribe/Update your Subscription: https://lists.apple.com/mailman/options/cocoa-dev/archive%40mail-archive.com This email sent to arch...@mail-archive.com