https://gcc.gnu.org/bugzilla/show_bug.cgi?id=123733
--- Comment #3 from ro at CeBiTec dot Uni-Bielefeld.DE <ro at CeBiTec dot Uni-Bielefeld.DE> --- > --- Comment #2 from Jose E. Marchesi <jemarch at gcc dot gnu.org> --- > The regression is due to a change in configure.ac that enables the > algol68-gc if libgc is available. > > I think the way to go is: > > 1. To document the minimum version of libgc that is known to work, and That would certainly be helpful, but still easily overlooked... > 2. To add a configure check to make sure GC_is_init_called is > available. ... while this one would be my preference, especially given that libobjc works just fine with 7.6.0 and just (conditionally) adding a declaration allows the build to finish (though admittedly I forgot to check if libga68.so is self-contained if so) before restarting my builds with the declaration.
