[PD] macOS 64 bit only soon

IOhannes m zmölnig zmoelnig at iem.at
Fri Jan 26 16:26:19 CET 2018

On 01/26/2018 03:47 PM, Martin Peach wrote:
> On Fri, Jan 26, 2018 at 8:29 AM, Dan Wilcox <danomatika at gmail.com> wrote:
>> To coincide with the work people are doing on 64 bit Windows builds of Pd,
>> it looks as though Apple is stepping up it's move toward 64 bit only in the
>> next version of macOS: https://www.macrumors.com/2018/01/24/macos-high-
>> sierra-32-bit-app-warning/
>> We've had 64 bit macOS Pd builds for a long time now, but now we need 64
>> bit external builds on deken to go with it. This will also likely mean that
>> Pd-extended will no longer run on macOS 10.14 next year.
>> Is the only difference from 32-bit Pds that the structs are 64-bit aligned
> (i.e.doubled in size), or are the t_float and so on also now 64-bit?

64bit in this case means "sizeof(void*)==8" - that is: 64bit pointers.

this is orthogonal to "double precision" Pd, which uses (64bit) double
as t_float.


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