Just glancing at the output, it appears to be finding a different gcc that isn't Lion compatible. I know people have been forgetting to clear out all their old installed software, and so you can pick old things up.
Try setting your path and ld_library_path variables to point at the Xcode gcc. On Nov 4, 2011, at 3:08 PM, Charles Shelor wrote: > I had downloaded and installed OpenMPI on my Mac OS-X 10.6 machine a few > months ago. I ran the configure and install commands from the FAQ with no > problems. I recently upgraded to Max OS-X 10.7 (Lion) and now when I run > mpicc it cannot find the standard C library headers (stdio.h, std lib.h…) I > had noticed that I had to modify my path to point to the Xcode gcc > executable, /Developer/usr/bin/gcc, (I believe 10.6 included gcc in /usr/bin, > but 10.7 does not appear to include it there now). So I figured that I could > just reinstall OpenMPI and it would be able to locate the new libraries. > However, during the "configure" operation I received the messages below. I > normally use the Apple Xcode IDE for my initial code development and then > compile using mpicc from a terminal window. gcc also fails to find the > standard libraries from the command line. Is there an environment variable > that I should set that tells gcc where the libraries are located? > > Thank you! > > Charles > > > ============================================================================ > == Compiler and preprocessor tests > ============================================================================ > > *** C compiler and preprocessor > checking for style of include used by make... GNU > checking for gcc... gcc > checking for C compiler default output file name... > configure: error: in `/Downloads/openmpi-1.4.3': > configure: error: C compiler cannot create executables > See `config.log' for more details. > > > > Here is what I think is the relevant output from 'config.log' > > > > configure:6362: $? = 0 > configure:6369: gcc -v >&5 > Using built-in specs. > Target: i686-apple-darwin10 > Configured with: /var/tmp/gcc/gcc-5666.3~6/src/configure --disable-checking > --enable-werror --prefix=/usr --mandir=/share/man > --enable-languages=c,objc,c++,obj-c++ > --program-transform-name=/^[cg][^.-]*$/s/$/-4.2/ --with-slibdir=/usr/lib > --build=i686-apple-darwin10 --program-prefix=i686-apple-darwin10- > --host=x86_64-apple-darwin10 --target=i686-apple-darwin10 > --with-gxx-include-dir=/include/c++/4.2.1 > Thread model: posix > gcc version 4.2.1 (Apple Inc. build 5666) (dot 3) > configure:6373: $? = 0 > configure:6380: gcc -V >&5 > gcc-4.2: argument to `-V' is missing > configure:6384: $? = 1 > configure:6407: checking for C compiler default output file name > configure:6429: gcc -DNDEBUG conftest.c >&5 > ld: library not found for -lcrt1.10.6.o > collect2: ld returned 1 exit status > configure:6433: $? = 1 > configure:6471: result: > configure: failed program was: > | /* confdefs.h. */ > | #define PACKAGE_NAME "Open MPI" > | #define PACKAGE_TARNAME "openmpi" > | #define PACKAGE_VERSION "1.4.3" > | #define PACKAGE_STRING "Open MPI 1.4.3" > | #define PACKAGE_BUGREPORT "http://www.open-mpi.org/community/help/" > | #define OMPI_MAJOR_VERSION 1 > | #define OMPI_MINOR_VERSION 4 > | #define OMPI_RELEASE_VERSION 3 > | #define OMPI_GREEK_VERSION "" > | #define OMPI_VERSION "3" > | #define OMPI_RELEASE_DATE "Oct 05, 2010" > | #define ORTE_MAJOR_VERSION 1 > | #define ORTE_MINOR_VERSION 4 > | #define ORTE_RELEASE_VERSION 3 > | #define ORTE_GREEK_VERSION "" > | #define ORTE_VERSION "3" > | #define ORTE_RELEASE_DATE "Oct 05, 2010" > | #define OPAL_MAJOR_VERSION 1 > | #define OPAL_MINOR_VERSION 4 > | #define OPAL_RELEASE_VERSION 3 > | #define OPAL_GREEK_VERSION "" > | #define OPAL_VERSION "3" > | #define OPAL_RELEASE_DATE "Oct 05, 2010" > | #define OMPI_ENABLE_PROGRESS_THREADS 0 > | #define OMPI_ARCH "x86_64-apple-darwin11.2.0" > | #define OMPI_ENABLE_MEM_DEBUG 0 > | #define OMPI_ENABLE_MEM_PROFILE 0 > | #define OMPI_ENABLE_DEBUG 0 > | #define OMPI_GROUP_SPARSE 0 > | #define OMPI_WANT_MPI_CXX_SEEK 1 > | #define MPI_PARAM_CHECK ompi_mpi_param_check > | #define OMPI_WANT_PRETTY_PRINT_STACKTRACE 1 > | #define OMPI_WANT_PERUSE 0 > | #define OMPI_ENABLE_PTY_SUPPORT 1 > | #define OMPI_ENABLE_HETEROGENEOUS_SUPPORT 0 > | #define OPAL_ENABLE_TRACE 0 > | #define ORTE_DISABLE_FULL_SUPPORT 0 > | #define OPAL_ENABLE_FT 0 > | #define OPAL_ENABLE_FT_CR 0 > | #define OMPI_WANT_HOME_CONFIG_FILES 1 > | #define OPAL_ENABLE_IPV6 1 > | #define ORTE_WANT_ORTERUN_PREFIX_BY_DEFAULT 0 > | #define OPAL_PACKAGE_STRING "Open MPI charles@Charles.local Distribution" > | #define OPAL_IDENT_STRING "1.4.3" > | #define OMPI_OPENIB_PAD_HDR 0 > | /* end confdefs.h. */ > | > | int > | main () > | { > | > | ; > | return 0; > | } > configure:6477: error: in `/Downloads/openmpi-1.4.3': > configure:6480: error: C compiler cannot create executables > See `config.log' for more details. > > > _______________________________________________ > users mailing list > us...@open-mpi.org > http://www.open-mpi.org/mailman/listinfo.cgi/users