__optnone__       238 opal/include/opal_config_bottom.h #    define __opal_attribute_optnone__    __attribute__((__optnone__))
__optnone__       341 opal/mca/pmix/pmix4x/pmix/src/include/pmix_config_bottom.h #    define __pmix_attribute_optnone__    __attribute__((__optnone__))