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[Bug libstdc++/52189] [4.7 regression] Relaxed gthreads check breaks Solaris 8/9 symbol versioning
- From: "redi at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Fri, 10 Feb 2012 11:29:09 +0000
- Subject: [Bug libstdc++/52189] [4.7 regression] Relaxed gthreads check breaks Solaris 8/9 symbol versioning
- Auto-submitted: auto-generated
- References: <bug-52189-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52189
--- Comment #3 from Jonathan Wakely <redi at gcc dot gnu.org> 2012-02-10 11:29:09 UTC ---
(In reply to comment #0)
> * Default to --disable-threads on Solaris 8/9 to avoid breaking symbol
> versioning. That's my current preference, but certainly requires
> documentation
> explaining the choice, since it's obviously a pity.
Or override the autoconf check which decides to enable C++11 thread support,
which would only disable std::thread, std::future etc. (the source of the
problem symbols) rather than disabling all thread support.