ttisnumber
if (ttisnumber(o1) && ttisnumber(o2)) {
if (ttisnumber(idx)) {
if (ttisstring(p1) || ttisnumber(p1)) p1 = p2;
lua_assert(!ttisstring(p1) && !ttisnumber(p1));
#define nvalue(o) check_exp(ttisnumber(o), num_(o))
#define rttype(o) (ttisnumber(o) ? LUA_TNUMBER : tt_(o) & 0xff)
{ TValue *io_=(obj); num_(io_)=(x); lua_assert(ttisnumber(io_)); }
(ttisnumber(o1) ? ttisnumber(o2) : (tt_(o1) == tt_(o2)))
#define luai_checknum(L,o,c) { if (!ttisnumber(o)) c; }
if (ttisnumber(key)) {
else if (ttisnumber(key) && luai_numisnan(L, nvalue(key)))
if (ttisnumber(gkey(n)) && luai_numeq(nvalue(gkey(n)), nk))
if (ttisnumber(l) && ttisnumber(r))
if (ttisnumber(l) && ttisnumber(r))
if (!(ttisstring(top-2) || ttisnumber(top-2)) || !tostring(L, top-1)) {
if (ttisnumber(obj)) return obj;
if (!ttisnumber(obj))
if (ttisnumber(rb) && ttisnumber(rc)) { \
if (ttisnumber(rb)) {
#define tonumber(o,n) (ttisnumber(o) || (((o) = luaV_tonumber(o,n)) != NULL))