Re: Porting to 64Bit -descriptionForInstanceMethod:

[David Chisnall]

On 18/06/2019 16:20, Andreas Höschler wrote:
> I wonder why I haven’t found that. Thanks!
>
>           struct objc_method_description methodDesc = 
> protocol_getMethodDescription(_protocol, aSelector, YES, YES);
>           types = methodDesc.types;
>
>   This works great as long as I build with -m32. But as soon as I switch to

This function is in the Apple headers, so the only explanation I can 
think of is that you're failing to #include <objc/runtime.h> in the 
64-bit case.  You may be implicitly including it via some other header 
that has a conditional include based on pointer size?

David