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Re: [patch/libstdc++-v3] export long double versions of "C" math library on more platforms
- From: Paolo Carlini <paolo dot carlini at oracle dot com>
- To: Matthias Klose <doko at ubuntu dot com>
- Cc: GCC Patches <gcc-patches at gcc dot gnu dot org>, "libstdc++ at gcc dot gnu dot org" <libstdc++ at gcc dot gnu dot org>, "Joseph S. Myers" <joseph at codesourcery dot com>, Aurelien Jarno <aurel32 at debian dot org>
- Date: Tue, 15 Jun 2010 23:04:52 +0200
- Subject: Re: [patch/libstdc++-v3] export long double versions of "C" math library on more platforms
- References: <4C13689C.5090608@ubuntu.com> <4C17EA88.7020308@oracle.com>
On 06/15/2010 11:03 PM, Paolo Carlini wrote:
> On 06/12/2010 12:59 PM, Matthias Klose wrote:
>
>> When libstdc++-v3 is built on a system running glibc-2.11 or newer, a
>> libstdc++.so.6 is built not exporting anymore the long double versions
>> of "C" math library. For hppa-linux this is already taken care of.
>> The missing symbols were observed on arm-linux-gnueabi and
>> mips*-linux-gnu builds. Joseph S. Myers mentioned on #gcc that more
>> platforms which did export these in the past should export these as
>> well. It's not clear if the old ARM ABI should export these as well.
>> If the patch is accepted, it should go to the active branches as well.
>>
> Thus, do I understand correctly that Joseph is OK with the arm bits of
> your patch? Which kind of practical evidence do we have about m68k,
> mips, and sh? At least, I would ask the maintainers to have a look...
> can you do that?
>
Sorry, thus mips should be also fine. We are missing a minimum of data
about m68k and sh.
Paolo.