Thanks to Mathew Benson, {fmt} now has CI configs for testing C++20 modules https://github.com/fmtlib/fmt/pull/4708
Add C++-Modules Based Linux CI workflow by MathewBensonCode · Pull Request #4708 · fmtlib/fmt

This adds a set of CI tests for linux that include compilers that support modules This CI workflow uses ninja as the build system generator Can be integrated with the other linux workflow after suc...

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