gcc10: undefined reference to `_gfortran_os_error_at'

Solution In Progress - Updated -


  • libgfortran seems to be missing _gfortran_os_error_at
  • Compilation while using libgfortran fails with
g++  '-shared' '-Wl,-z,defs' '-Wl,-z,now' ascii.o -lgfortran -lunistring -o lib.so
/opt/rh/devtoolset-10/root/usr/libexec/gcc/x86_64-redhat-linux/10/ld: ascii.o: in function `ascii':
ascii:(.text+0xd7): undefined reference to `_gfortran_os_error_at'
collect2: error: ld returned 1 exit status


  • Red Hat Enterprise Linux 7
  • Developer toolset 10

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