In the past, I've handled this situation by using the muniversal PortGroup, so that the sizeof is correct for each build independent of the other. - MLD
On Thu, Mar 1, 2018, at 2:40 PM, Mojca Miklavec wrote: > While checking some patches of a library I decided to try whether the > library would build universally. The configure.ac part contains: > > AC_COMPILE_CHECK_SIZEOF([long]) > > and that happily fails with > > checking size of long... configure: error: cannot determine a size for > long > > when setting > > CXXFLAGS="-arch i386 -arch x86_64" > > What's the correct way to handle universal builds in that respect? Or > is it that is simply cannot be done? > > Thank you, > Mojca > > > PS: here's the relevant commit: > https://github.com/gdraheim/zziplib/commit/75ddc796529b191437514be2bbf6a2f561a74a6f
