[Dune] Linking with OS X 10.9 Mavericks

[Steffen Müthing]

Am 29.01.2014 um 16:42 schrieb Benedikt Oswald <benedikt.oswald at lspr.ch>:

> amazing, using on my system:
> 
> CMAKE_FLAGS="--enable-experimental-grid-extensions --enable-shared --enable-static -DCMAKE_CXX_FLAGS=\"-O2\" -DCMAKE_PREFIX_PATH=\"$HOME/extlib/alugrid/1.96/openmpi/1.6.5/gcc/4.8.1;$HOME/extlib/metis/5.1.0/gcc/4.8.1;$HOME/extlib/parmetis/4.0.3/openmpi/1.6.5/gcc/4.8.1\" " 
> 
> 
> in the opts file, it links the dune-grid-howto examples…and runs through…what a nasty difference this makes!

Yes, the Stackoverflow thread suggests that -Ox (x > 0) triggers inlining of toupper(), which
makes the whole problem at the linker stage go away…

But for some reason, the autotools-based build works (and the resulting programs work). Unfortunately,
there’s all kinds of OS X linker magic in the command line, like flat vs. nested library namespaces…

Steffen


> 
> Greetings, Benedikt
> 
> 
> On 29 Jan 2014, at 16:34, Steffen Müthing <steffen.muething at iwr.uni-heidelberg.de> wrote:
> 
>> Looking at the link Christoph posted earlier, I realized that my build was setup
>> with optimization (-O3), which avoids the problem as well. So I rebuilt everything
>> from scratch with -O0, and now my CMake build fails with the same error as
>> Benedikt’s.
>> 
>> I’m running an -O0 build with autotools right now…
>> 
>> Steffen
>> 
>> Am 29.01.2014 um 16:19 schrieb Markus Blatt <markus at dr-blatt.de>:
>> 
>>> On Wed, Jan 29, 2014 at 03:04:39PM +0100, Benedikt Oswald wrote:
>>>> one more point to consider:
>>>> 
>>>> the compilation does not run unto this problem when using the autotools based build.
>>>> what could be the reason for this ?
>>> 
>>> that is indeed interesting. Maybe libtool is very smart. Could you
>>> please provide the linker lines when using autotools.
>>> 
>>> -- 
>>> Do you need more support with DUNE or HPC in general? 
>>> 
>>> Dr. Markus Blatt - HPC-Simulation-Software & Services http://www.dr-blatt.de
>>> Hans-Bunte-Str. 8-10, 69123 Heidelberg, Germany
>>> Tel.: +49 (0) 160 97590858  Fax: +49 (0)322 1108991658 
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> 

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