call_binTM 303 lib/lua/lvm.c if (!call_binTM(L, top-2, top-1, top-2, TM_CONCAT)) call_binTM 351 lib/lua/lvm.c else if (!call_binTM(L, rb, rc, ra, op)) call_binTM 543 lib/lua/lvm.c if (!call_binTM(L, rb, luaO_nilobject, ra, TM_LEN))