On 29 Sep 2015, at 16:21, David Lobron <[email protected]> wrote:
> 
> configure:14837: clang -o conftest -m64 -march=opteron -mno-3dnow -ggdb -O2 
> -Wall  
> -I/home/dlobron/build/clangport/akamai/common/GNUstep/Local/Library/Headers 
> -I/home/dlobron/build/clangport/akamai/common/GNUstep/Local/Library/Headers 
> -I/home/dlobron/build/clangport/akamai/common/GNUstep/System/Library/Headers  
> -fgnu-runtime -x objective-c -m64  
> -L/home/dlobron/build/clangport/akamai/common/GNUstep/Local/Library/Libraries 
> -L/home/dlobron/build/clangport/akamai/common/GNUstep/Local/Library/Libraries 
> -L/home/dlobron/build/clangport/akamai/common/GNUstep/System/Library/Libraries
>  conftest.c -lrt -ldl  -lpthread -rdynamic -m64 -fgnu-runtime 
> -L/home/dlobron/GNUstep/Library/Libraries 
> -L/home/dlobron/build/clangport/akamai/common/GNUstep/Local/Library/Libraries 
> -L/home/dlobron/build/clangport/akamai/common/GNUstep/System/Library/Libraries
>  -lobjc -lm     >&5
> /tmp/conftest-a47ae0.o: In function `main':
> /home/dlobron/build/clangport/akamai/gnustep-base/gnustep-base-1.24.8/conftest.c:140:
>  undefined reference to `_Block_copy'
> 
> The line in the auto-generated conftest.c that caused the failure is:
> 
>  return _Block_copy ();

This implies that you’re linking the wrong libobjc.  _Block_copy is provided by 
libobjc2, so if you can’t find it then you’re probably linking the gcc libobjc. 
 Did you force-uninstall the gcc objective-c package?

David

-- Sent from my Apple II


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