clLvalue
LClosure *f = clLvalue(fi);
f = clLvalue(fi);
case LUA_TLCL: return clLvalue(o);
LClosure *f = clLvalue(L->top - 1); /* get newly created function */
int nparams = clLvalue(ci->func)->p->numparams;
name = luaF_getlocalname(clLvalue(L->top - 1)->p, n, 0);
#define ci_func(ci) (clLvalue((ci)->func))
Proto *p = clLvalue(func)->p;
#define getproto(o) (clLvalue(o)->p)
cl = clLvalue(ci->func);