have_time_p      1180 ext/date/date_core.c 	assert(have_time_p(x));
have_time_p      1198 ext/date/date_core.c     if (!have_time_p(x)) {
have_time_p      2996 ext/date/date_core.c     assert(have_df_p(dat) || have_time_p(dat));