From 8ddfe3df29dfff3ac9f75972150bd263cc4e3487 Mon Sep 17 00:00:00 2001
From: Roberto Ierusalimschy <roberto@inf.puc-rio.br>
Date: Mon, 10 Jan 2005 16:17:39 -0200
Subject: macros for all arithmetic operations over lua_Numbers

---
 ltable.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

(limited to 'ltable.c')

diff --git a/ltable.c b/ltable.c
index a3a169b7..361facc8 100644
--- a/ltable.c
+++ b/ltable.c
@@ -1,5 +1,5 @@
 /*
-** $Id: ltable.c,v 2.13 2005/01/04 15:55:12 roberto Exp roberto $
+** $Id: ltable.c,v 2.14 2005/01/05 18:20:51 roberto Exp roberto $
 ** Lua tables (hash)
 ** See Copyright Notice in lua.h
 */
@@ -119,7 +119,7 @@ static int arrayindex (const TValue *key) {
     lua_Number n = nvalue(key);
     int k;
     lua_number2int(k, n);
-    if (cast(lua_Number, k) == nvalue(key))
+    if (num_eq(cast(lua_Number, k), nvalue(key)))
       return k;
   }
   return -1;  /* `key' did not match some condition */
@@ -436,7 +436,7 @@ const TValue *luaH_getnum (Table *t, int key) {
     lua_Number nk = cast(lua_Number, key);
     Node *n = hashnum(t, nk);
     do {  /* check whether `key' is somewhere in the chain */
-      if (ttisnumber(gkey(n)) && nvalue(gkey(n)) == nk)
+      if (ttisnumber(gkey(n)) && num_eq(nvalue(gkey(n)), nk))
         return gval(n);  /* that's it */
       else n = gnext(n);
     } while (n);
@@ -469,7 +469,7 @@ const TValue *luaH_get (Table *t, const TValue *key) {
     case LUA_TNUMBER: {
       int k;
       lua_number2int(k, (nvalue(key)));
-      if (cast(lua_Number, k) == nvalue(key))  /* is an integer index? */
+      if (num_eq(cast(lua_Number, k), nvalue(key)))  /* is an integer index? */
         return luaH_getnum(t, k);  /* use specialized version */
       /* else go through */
     }
@@ -493,7 +493,7 @@ TValue *luaH_set (lua_State *L, Table *t, const TValue *key) {
     return cast(TValue *, p);
   else {
     if (ttisnil(key)) luaG_runerror(L, "table index is nil");
-    else if (ttisnumber(key) && nvalue(key) != nvalue(key))
+    else if (ttisnumber(key) && !num_eq(nvalue(key), nvalue(key)))
       luaG_runerror(L, "table index is NaN");
     return newkey(L, t, key);
   }
-- 
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