ChuanqiXu9 wrote: > > I didn't thought the linkage of vtable is related to targets. > > > On Mach-O, a weak vtable that is unnamed_addr lowers to a > > > .weak_def_can_be_hidden definition > > > > > > Is this only possible on Mach-O? I mean, if this is an optimization, why > > didn't it work on other platforms? > > It may be a matter of other platforms not having got around to it, or > platform constraints make it less viable/valuable? It probably benefits > platforms where mapped system libraries can be aggressively shared across > many processes, but I'm not a linker person if I can help it.
I still don't understand why this is platform specific... Or what is the bad side of the behavior? https://github.com/llvm/llvm-project/pull/205930 _______________________________________________ cfe-commits mailing list [email protected] https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
