AC_ARG_ENABLE(bcl-opt, [ --disable-bcl-opt BCL is compiled with no optimizations (allows accurate BCL debugging)], test_bcl_opt=$enableval, test_bcl_opt=yes)
AC_ARG_ENABLE(perf-events, [ --enable-perf-events Enable using `perf` for profiling on Linux], test_perf_events=$enableval, test_perf_events=no)
AC_ARG_ENABLE(bcl-opt, [ --disable-bcl-opt BCL is compiled with no optimizations (allows accurate BCL debugging)], test_bcl_opt=$enableval, test_bcl_opt=yes)
AC_ARG_ENABLE(perf-events, [ --enable-perf-events Enable using `perf` for profiling on Linux], test_perf_events=$enableval, test_perf_events=no)