This is the config.log from 1.6.1rc2. My previous email was the config.log from 1.6.0. Sorry about that. Also my setup is
autoconf 2.69 automake 1.12.2 libtool 2.4.2 configure:11649: checking if /usr/bin/clang supports -fno-strict-aliasing configure:11665: /usr/bin/clang -c -DNDEBUG -Os -w -pipe -march=native -Xclang -target-feature -Xclang -aes -Qunused-arguments -mmacosx-version-min=10.8 -finline-functions -fno-strict-aliasing -isystem /usr/local/include conftest.c >&5 configure:11665: $? = 0 configure:11672: result: yes configure:11756: WARNING: -fno-strict-aliasing has been added to CFLAGS configure:11890: checking if /usr/bin/clang supports __builtin_expect configure:11907: /usr/bin/clang -o conftest -DNDEBUG -Os -w -pipe -march=native -Xclang -Xclang -aes -Qunused-arguments -mmacosx-version-min=10.8 -finline-functions -fno-strict-aliasing -isystem /usr/local/include -L/usr/local/lib conftest.c >&5 error: unknown argument: '-Xclang' configure:11907: $? = 1 configure: failed program was: _______________________________________________ devel mailing list de...@open-mpi.org http://www.open-mpi.org/mailman/listinfo.cgi/devel