Function trynewtbcupval

extlibs/lua/src/lfunc.c:184–186

** Try to create a to-be-closed upvalue ** (can raise a memory-allocation error) */

** (can raise a memory-allocation error)
*/
static void trynewtbcupval (lua_State *L, void *ud) {
  newupval(L, 1, cast(StkId, ud), &L->openupval);
}


/*