This is the mail archive of the
gcc-patches@gcc.gnu.org
mailing list for the GCC project.
Re: [patch] [java] bump libgcj soname
- From: Andrew Haley <aph at redhat dot com>
- To: Matthias Klose <doko at ubuntu dot com>, Jakub Jelinek <jakub at redhat dot com>
- Cc: GCJ-patches <java-patches at gcc dot gnu dot org>, "gcc-patches at gnu dot org" <gcc-patches at gnu dot org>
- Date: Sat, 2 Jan 2016 16:11:04 +0000
- Subject: Re: [patch] [java] bump libgcj soname
- Authentication-results: sourceware.org; auth=none
- References: <55365991 dot 4030806 at ubuntu dot com> <20150421141125 dot GW1725 at tucnak dot redhat dot com> <55365BB2 dot 4080603 at ubuntu dot com> <20150421141924 dot GX1725 at tucnak dot redhat dot com> <55365EE0 dot 8070202 at ubuntu dot com> <20150421143747 dot GY1725 at tucnak dot redhat dot com> <5687E158 dot 7000401 at ubuntu dot com> <5687EF4D dot 5030304 at redhat dot com> <5687F269 dot 7030109 at ubuntu dot com>
On 02/01/16 15:53, Matthias Klose wrote:
>>> In any case, GCJ_CXX_ABI_VERSION should be changed to not include __GNUC_MINOR__
>>> >> anymore. Maybe for the gcc-5-branch, set it unconditionally to 3 so that it
>>> >> won't change anymore with future releases from the gcc-5 branch?
>> >
>> > That's safe only if Classpath and libgcj are not changed at all.
> why?
Because of the way that gcj's linkage works. If you change any of the
vtable/itable indexes your program will crash.
Andrew.