Updated version of PR #30 making the fix conditional on GCC version:
-fallow-argument-mismatch is added to address issues building with GCC >= 10, as recommended in the thread here https://github.com/coin-or/coinbrew/issues/47
and/or here: https://github.com/coin-or-tools/ThirdParty-Mumps/issues/4
Summary
Updated version of PR #30 making the fix conditional on GCC version:
Related Issues
Backwards incompatibilities
None
New Dependencies
None