As Volker asked, does the branch at http://trac.sagemath.org/ticket/15937 
help? (If you upgraded Xcode recently, that would have broken the Singular 
build, and the error message you're getting looks just like the one I got 
after I had upgraded Xcode.)

  John


On Wednesday, March 19, 2014 6:59:44 AM UTC-7, Maarten Derickx wrote:
>
> OSX is 10.9 and I have the problem with sage 6.2.beta4, this is the first 
> time I upgraded my sage using git. I thought I might have just screwed 
> things up with the upgrade procedure. So to test this I cloned a new sage 
> repo in another directory and started building the master branch (which is 
> at 6.1.1). This attempt just finished and to my surprise this failed with 
> the exact same error. I swear I was able to build it earlier, and I don't 
> remember doing weird things with my build environment, the only thing I can 
> think of that might have changed something is a security update.
>
> Le mercredi 19 mars 2014 14:04:16 UTC+1, Volker Braun a écrit :
>>
>> Which version of OSX and Sage, and did you try the branch at the 
>> aforementioned ticket?
>>
>>
>>
>> On Wednesday, March 19, 2014 5:41:41 AM UTC-4, Maarten Derickx wrote:
>>>
>>> When I tried to build it also failed at singular. ld complains about: 
>>> symbol 
>>> dyld_stub_binding_helper not found . Googling for this led me to some not 
>>> very helpful threads that where mostly about that when you try to compile 
>>> something for IOS you should set target at least a recent enough version of 
>>> IOS.
>>>
>>>
>>>
>>> iparith.cc:6900:53: warning: cast to pointer from integer of different 
>>> size [-Wint-to-pointer-cast]
>>>
>>> iparith.cc:6906:53: warning: cast to pointer from integer of different 
>>> size [-Wint-to-pointer-cast]
>>>
>>> iparith.cc: In function 'BOOLEAN jjLU_SOLVE(leftv, leftv)':
>>>
>>> iparith.cc:6984:53: warning: cast to pointer from integer of different 
>>> size [-Wint-to-pointer-cast]
>>>
>>> iparith.cc:6991:53: warning: cast to pointer from integer of different 
>>> size [-Wint-to-pointer-cast]
>>>
>>> g++ -O2 -g  -fPIC -DLIBSINGULAR -I.. -I/Applications/sage-stable/local 
>>> -pipe  -I. -I.. -I/Applications/sage-stable/local 
>>> -I/Applications/sage-stable/local/include 
>>> -I/Applications/sage-stable/local/include 
>>> -I/Applications/sage-stable/local/include  -I/usr/local/include  -DNDEBUG 
>>> -DOM_NDEBUG -Dx86_64Mac_darwin -DHAVE_CONFIG_H -c claptmpl.cc
>>>
>>> g++ -O2 -g  -fPIC -DLIBSINGULAR -I.. -I/Applications/sage-stable/local 
>>> -pipe -fno-implicit-templates -I.. -I/Applications/sage-stable/local -I. 
>>> -I.. -I/Applications/sage-stable/local 
>>> -I/Applications/sage-stable/local/include 
>>> -I/Applications/sage-stable/local/include 
>>> -I/Applications/sage-stable/local/include  -I/usr/local/include  -DNDEBUG 
>>> -DOM_NDEBUG -Dx86_64Mac_darwin -DHAVE_CONFIG_H -c mpsr_Tok.cc
>>>
>>> libtool -dynamic -twolevel_namespace -weak_reference_mismatches weak 
>>> -undefined dynamic_lookup -single_module -o libsingular.dylib \
>>>
>>> iparith.o mpsr_Tok.o claptmpl.o \
>>>
>>> grammar.o scanner.o attrib.o blackbox.o eigenval_ip.o extra.o fehelp.o 
>>> feOpt.o ipassign.o ipconv.o ipid.o iplib.o ipprint.o ipshell.o newstruct.o 
>>> lists.o sdb.o fglm.o interpolation.o silink.o ssiLink.o s_buff.o subexpr.o 
>>> janet.o wrapper.o libparse.o sing_win.o gms.o pcv.o maps_ip.o walk.o 
>>> walk_ip.o cntrlc.o misc_ip.o calcSVD.o pipeLink.o Minor.o MinorProcessor.o 
>>> MinorInterface.o bigintm.o pyobject_setup.o denom_list.o minpoly.o 
>>> semaphore.o slInit_Static.o mpsr_Put.o mpsr_PutPoly.o mpsr_GetPoly.o 
>>> mpsr_sl.o mpsr_Get.o mpsr_GetMisc.o mpsr_Error.o ndbm.o sing_dbm.o -lkernel 
>>> -L../kernel -L../factory -L../libfac -L/Applications/sage-stable/local/lib 
>>> -lsingfac -lsingcf -lntl -lreadline -lgmp -lomalloc
>>>
>>> ld: symbol dyld_stub_binding_helper not found, normally in 
>>> crt1.o/dylib1.o/bundle1.o for architecture x86_64
>>>
>>> fatal error: 
>>> /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/libtool:
>>>  
>>> internal link edit command failed
>>>
>>> make[4]: *** [libsingular] Error 1
>>>
>>> make[3]: *** [install-libsingular] Error 1
>>>
>>> Unable to build and install libsingular.
>>>
>>> Error building Singular (error in build_libsingular).
>>>
>>>
>>> real 25m34.601s
>>>
>>> user 18m6.533s
>>>
>>> sys 1m44.116s
>>>
>>> ************************************************************************
>>>
>>> Error installing package singular-3.1.5.p9
>>>
>>> ************************************************************************
>>>
>>> Le mercredi 19 mars 2014 00:01:11 UTC+1, Dima Pasechnik a écrit :
>>>>
>>>> On 2014-03-18, kcrisman <kcri...@gmail.com> wrote: 
>>>> > 
>>>> > 
>>>> > On Monday, March 17, 2014 4:19:26 PM UTC-4, Dima Pasechnik wrote: 
>>>> >> 
>>>> >> On 2014-03-17, kcrisman <kcri...@gmail.com <javascript:>> wrote: 
>>>> >> > On OS X 10.4 PPC, I get the following error.  Incidentally, I'm 
>>>> used to 
>>>> >> GAP 
>>>> >> > compiling toward the very end of the process on this machine, so I 
>>>> was 
>>>> >> > surprised it showed up relatively early.  I'd be grateful for any 
>>>> hints; 
>>>> >> > looks like includes in the wrong order or something, but I may be 
>>>> >> > interpreting it wrong. 
>>>> >> 
>>>> >> it might be trickier: basically the system does have sys_errlist, 
>>>> >> but HAVE_SYS_ERRLIST gets set to undefined by ./configure. 
>>>> >> Try adding -DHAVE_SYS_ERRLIST to CFLAGS in spkg-install, and 
>>>> >> see if this fixes the problem. 
>>>> >> 
>>>> >> 
>>>> > Oh, interesting.  Is that new(ish) in GAP?  I can't seem to find a 
>>>> place to 
>>>> > browse their source online... 
>>>> see https://bitbucket.org/gap-system/gap 
>>>>
>>>>

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