Thank you. The problem turned out to be a foolish mistake in the caller, but this has alerted me to the need for a systematic check of the conversion between BOOL and C integers.
On 19 January 2016 at 17:15, Jake Petroules <jake.petrou...@petroules.com> wrote: Note that BOOL is a typedef for signed char in the legacy (32-bit OS X) > runtime, and a typedef for bool in the modern (64-bit OS X, iOS, tvOS, > watchOS) runtime. You should use `return !!ok` or `return ok != NO` to > force boolean coercion. > _______________________________________________ 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