Our configure script rejects the current gfortran from homebrew - which is already 11.1.
This leads to building gfortran from source, an old version which does not support Big Sur. Try with https://trac.sagemath.org/ticket/29703 please (use ./bootstrap), which upgrades our gcc/gfortran package. On Monday, May 10, 2021 at 11:46:50 AM UTC-7 modp...@gmail.com wrote: > I'm trying to build SageMath 9.3 from source on MacOS Big Sur 11.3.1. > > It fails with the following: > > v = self.gnu_version_match(version_string) > > File > "/Users/myUser/app/sage-9.3/local/var/tmp/sage/build/numpy-1.19.5/src/numpy/distutils/fcompiler/gnu.py", > > line 80, in gnu_version_match > > raise ValueError(err + version_string) > > ValueError: A valid Fortran version was not found in this string: > > > 9.2.0 > > > ******************************************************************************** > > Error building a wheel for numpy-1.19.5 > > > ******************************************************************************** > > > Please find the log files attached. Any ideas what the issue might be? > -- 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 view this discussion on the web visit https://groups.google.com/d/msgid/sage-devel/8123c18f-1d13-4361-9a4e-dbb126307fdbn%40googlegroups.com.
