This is the mail archive of the gcc-patches@gcc.gnu.org mailing list for the GCC project.


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]
Other format: [Raw text]

Re: [patch libquadmath]: Fix build of gfortran using libquadmath for pe-coff targets


On 23/11/2010 18:52, Kai Tietz wrote:
> 2010/11/23 Dave Korn <dave.korn.cygwin@gmail.com>:
>> On 21/11/2010 19:12, Kai Tietz wrote:
>>> Hello,
>>>
>>> by recent libquadmath patch there was a bootstrap issue for
>>> i686-pc-cygwin, i686-pc-mingw32, and x86_64-w64-mingw32. I was
>>> reasoned by some minor nits in configure and makefile AFAICS.
>>>         (libquadmath_la_LDFLAGS): Add -no-undefined.
>>  Argh.  This can have undesired side-effects on Darwin.  It may have to only
>> be added for Windows hosts.  (I have to fix this same problem for lto-plugin.)
> 
> Well, this is the same pattern as used in libssp. So if darwin has an
> issue here, we have more then one place in gcc doing this.

  Yes, we probably do.  I don't fully understand the problem, and IIUC it only
affects Darwin in certain cases (where dynamic lookup of undefined symbols is
required at runtime, I think).

    cheers,
      DaveK


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]