Yes, using gcc@10 from homebrew should be a good option too. I have added this suggestion to to https://wiki.sagemath.org/ReleaseTours/sage-9.3#Availability_of_Sage_9.3_and_installation_help (it may need expanding)
On Monday, May 10, 2021 at 12:28:50 PM UTC-7 [email protected] wrote: > sorry, that should be `brew install gcc@10` > > On Monday, May 10, 2021 at 3:27:47 PM UTC-4 Zachary Scherr wrote: > >> I haven't fully tested this yet, but you can also try installing gcc-10 >> through homebrew and then using gfortran-10. Here are the steps to try: >> >> > brew install gcc-10 >> >> and then once in a clean sage directory (so run make distclean if you >> need to): >> >> > source .homebrew-build-env >> > make configure >> > FC=gfortran-10 ./configure >> > make >> >> will force the configure script to use gfortran 10. At the time of >> posting this I did check that this does allow numpy to build. >> >> >> >> On Monday, May 10, 2021 at 3:01:56 PM UTC-4 Matthias Koeppe wrote: >> >>> 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 [email protected] 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 [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/sage-devel/f231c65a-7daf-4b04-ac8d-5fc20566fc68n%40googlegroups.com.
