[Scummvm-cvs-logs] SF.net SVN: scummvm:[53604] scummvm/trunk/engines/sword25/util/lua/lmathlib .cpp

[fingolfin at users.sourceforge.net]

Revision: 53604
          http://scummvm.svn.sourceforge.net/scummvm/?rev=53604&view=rev
Author:   fingolfin
Date:     2010-10-19 09:42:48 +0000 (Tue, 19 Oct 2010)

Log Message:
-----------
SWORD25: Work around for bug in Mac OS X 10.2 SDK

Modified Paths:
--------------
    scummvm/trunk/engines/sword25/util/lua/lmathlib.cpp

Modified: scummvm/trunk/engines/sword25/util/lua/lmathlib.cpp
===================================================================
--- scummvm/trunk/engines/sword25/util/lua/lmathlib.cpp	2010-10-19 09:23:20 UTC (rev 53603)
+++ scummvm/trunk/engines/sword25/util/lua/lmathlib.cpp	2010-10-19 09:42:48 UTC (rev 53604)
@@ -252,7 +252,17 @@
   luaL_register(L, LUA_MATHLIBNAME, mathlib);
   lua_pushnumber(L, PI);
   lua_setfield(L, -2, "pi");
+#if defined(MACOSX) && defined(__GNUC__) && ! defined( __XLC__ )
+  // WORKAROUND for a bug in the Mac OS X 10.2.8 SDK. It defines
+  // HUGE_VAL simply to 1e500, leading to this compiler error:
+  //   error: floating constant exceeds range of 'double'
+  // However, GCC (at least the version we are using for our cross
+  // compiler) has a __builtin_huge_val which returns the correct
+  // value, so we just use that.
+  lua_pushnumber(L, __builtin_huge_val());
+#else
   lua_pushnumber(L, HUGE_VAL);
+#endif
   lua_setfield(L, -2, "huge");
 #if defined(LUA_COMPAT_MOD)
   lua_getfield(L, -1, "fmod");


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