- make purge
- CFLAGS="-fprofile-arcs -ftest-coverage" LDFLAGS="-fprofile-arcs -ftest-coverage" make
- make test_$(@:gcov_%=%)
+ $(MAKE) purge
+ CFLAGS="-fprofile-arcs -ftest-coverage" LDFLAGS="-fprofile-arcs -ftest-coverage" $(MAKE)
+ $(MAKE) test_$(@:gcov_%=%)