https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117291
--- Comment #12 from Segher Boessenkool <segher at gcc dot gnu.org> --- (In reply to Peter Bergner from comment #10) > void > stack_limit_increase (unsigned long pref ATTRIBUTE_UNUSED) > { > #if defined(HAVE_SETRLIMIT) && defined(HAVE_GETRLIMIT) \ > && defined(RLIMIT_STACK) && defined(RLIM_INFINITY) > ... > > I'll have to see why one or more of these are not set on Power. The latter two are both not defined (on gcc110 anyway).