From mboxrd@z Thu Jan 1 00:00:00 1970 From: hjl@lucon.org (H.J. Lu) To: tot@trema.com (Teemu Torma) Cc: mrs@wrs.com, egcs@cygnus.com Subject: Re: MT-safe exceptions? Date: Tue, 09 Sep 1997 11:24:00 -0000 Message-id: References: <199709090729.JAA18037@baht.labs.trema.com> X-SW-Source: 1997-09/msg00343.html > This actually leads to another problem I ran a couple of days ago. > Now there is C++ code in libgcc, and because gcc has many options > that lead to binary incompability in C++ modules > (vtable-thunks at least), it is not practical to use other than > default options. Other libraries like libstdc++ are easy to recompile > with desired options, but libgcc is not. > > One might think using multilibs for this purpose, but the number > of permutations will be quite high when combined to target > specific multilibs. > I believe vtable-thunks should be not easily changable. It should be either on or off. Otherwise, it will lead many problems as we have seen in EH and libio. -- H.J. Lu (hjl@gnu.ai.mit.edu)