Both sage-9.3 and sage from github both fail to compile on Fedora 34 [= up-to-date]. The error message seems to indicate that whatever is wrong can easily be fixed, but I do not know how to do it. Here is the error message:
[gfortran-9.2.0] cp ../../src/gcc/gcc-ar.c gcc-nm.c [gfortran-9.2.0] make[7]: cp: Permission denied [gfortran-9.2.0] make[7]: *** [Makefile:2139: gcc-nm.c] Error 127 [gfortran-9.2.0] make[6]: *** [Makefile:4300: all-gcc] Error 2 [gfortran-9.2.0] make[5]: *** [Makefile:937: all] Error 2 -- You received this message because you are subscribed to the Google Groups "sage-support" group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-support+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/sage-support/73bd1951-c0a4-4dad-ab35-7d1fcce8da6bn%40googlegroups.com.