Problems building openmpi, 10.6.8, xcode 4

[Ryan Schmidt]

On Jul 26, 2011, at 03:46, Tim Harder wrote:

> I am trying to install openmpi via Macport 2.0 but am running into trouble while building.
> 
> * from the main.log .. snip
> :info:build make[9]: Entering directory `/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_science_openmpi/openmpi/work/build/ompi/contrib/vt/vt/extlib/otf/tools/otfprofile'
> :info:build   CXX    otfprofile-otfprofile.o
> :info:build   CXX    otfprofile-CSVParse.o
> :info:build   CXX    otfprofile-DataStructure.o
> :info:build   CXX    otfprofile-Handler.o
> :info:build   CXX    otfprofile-Prodtex.o
> :info:build   CXX    otfprofile-Summary.o
> :info:build   CXXLD  otfprofile
> :info:build Undefined symbols for architecture x86_64:
> :info:build   "___builtin_expect", referenced from:
> :info:build       _main.omp_fn.0 in otfprofile-otfprofile.o
> :info:build ld: symbol(s) not found for architecture x86_64
> :info:build collect2: ld returned 1 exit status
> :info:build make[9]: *** [otfprofile] Error 1
> * .. snap ..
> 
> 
> I am using a 2011 MBP with SnowLeopard (10.6.8) and the latest XCode for Snow Leopard (4.0 I believe).

Possibly the same llvm-gcc-4.2 issue Lion users see:

https://trac.macports.org/ticket/30330