http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56909
Bug #: 56909
Summary: [4.8 regression] Ada: s-atopri.adb:multiple undefined
references on mingw32
Classification: Unclassified
Product: gcc
Version: unknown
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56909
--- Comment #1 from Arthur Zhang 2013-04-10
16:32:49 UTC ---
Less undefined references if add '--with-arch=i486 --with-tune=i686' to
configure.
s-atopri.o: In function `system__atomic_primitives__lock_free_read_64':
e:\test1\bd\wk\build
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56909
--- Comment #3 from Arthur Zhang 2013-04-11
22:08:54 UTC ---
The only configure option works for now is '--with-arch=i686'. Thanks.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56909
--- Comment #5 from Arthur Zhang 2013-04-12
20:39:42 UTC ---
(In reply to comment #4)
> > The only configure option works for now is '--with-arch=i686'. Thanks.
>
> You're welcome. But you should remove it, it probably slows down the
>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56909
--- Comment #7 from Arthur Zhang 2013-04-14
04:12:35 UTC ---
clarification:
On MinGW, GCC 4.7.x Ada built successfully with default (no -with-arch or
-with-tune) configure.
GCC 4.8.0 s-atopri.* changes breaks same configure:
1. wit
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56909
--- Comment #10 from Arthur Zhang 2013-04-14
22:09:34 UTC ---
(In reply to comment #9)
> > On MinGW, GCC 4.7.x Ada built successfully with default (no -with-arch or
> > -with-tune) configure.
> >
> > GCC 4.8.0 s-atopri.* changes breaks
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56909
--- Comment #11 from Arthur Zhang 2013-04-14
23:12:48 UTC ---
Will '--exec-prefix=mingw32' work?
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56909
Arthur Zhang changed:
What|Removed |Added
Status|RESOLVED|NEW
Resolution|WONTFIX
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56909
--- Comment #14 from Arthur Zhang 2013-04-17
21:02:14 UTC ---
(In reply to comment #13)
> > What is the benefit to use '--build=i686-pc-mingw32' than
> > '--with-arch=i686'?
>
> It doesn't force -march=i686 by default.
Why below outp
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56909
--- Comment #16 from Arthur Zhang 2013-04-18
14:48:50 UTC ---
(In reply to comment #15)
> > Why below output has '-march=pentiumpro'?
>
> I think it's the autodetected arch, but maybe I'm confused. Never mind.
If you mean autodetecte
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56909
--- Comment #18 from Arthur Zhang 2013-04-23
14:31:12 UTC ---
(In reply to comment #17)
> What is the driving factor that is causing you to want to make the gcc build
> so
> complicated?
I am building release packages for MinGW proje
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