t / perf / Makefileon commit git-bisect.sh: avoid "test <cond> -a/-o <cond>" (c82af12)
   1-include ../../config.mak
   2export GIT_TEST_OPTIONS
   3
   4all: perf
   5
   6perf: pre-clean
   7        ./run
   8
   9pre-clean:
  10        rm -rf test-results
  11
  12clean:
  13        rm -rf build "trash directory".* test-results
  14
  15.PHONY: all perf pre-clean clean