build: improve `make coverage`
Run cleanup for all relevant subdirectories, and exclude generated
source files (e.g. out/Release/...
) from coverage reporting.
Also enable running make cctest
again (It’s unclear to me why this
was disabled, as it does reduce coverage unnecessarily).
Checklist
-
make -j4 test
(UNIX), orvcbuild test
(Windows) passes -
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