I set SAGE_INSTALL_GCC=no reran "make" on fresh un-tar and got...
configure: No compiler with C++11 support was found configure: error: SAGE_INSTALL_GCC is set to 'no', but your C++ compiler does not support C++11 -- You received this message because you are subscribed to the Google Groups "sage-devel" group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-devel+unsubscr...@googlegroups.com. To post to this group, send email to sage-devel@googlegroups.com. Visit this group at https://groups.google.com/group/sage-devel. For more options, visit https://groups.google.com/d/optout.