- Repositioned the declaration of the file string in D_DoomMain() so that it

won't be left on the stack at exit.
- Fixed: PSymbol needs a virtual destructor so that PSymbolActionFunction can
  free its Arguments.
- Symbols for native classes are now freed on exit.


SVN r1022 (trunk)

src/d_main.cpp

@@ -2059,7 +2059,6 @@ void D_MultiExec (DArgs *list, bool usePullin)
 void D_DoomMain (void)
 {
 	int p, flags;
-	FString file;
 	char *v;
 	const char *wad;
 	DArgs *execFiles;
@@ -2096,6 +2095,8 @@ void D_DoomMain (void)
 
 	if (!(gameinfo.flags & GI_SHAREWARE))
 	{
+		FString file;
+
 		// [RH] zvox.wad - A wad I had intended to be automatically generated
 		// from Q2's pak0.pak so the female and cyborg player could have
 		// voices. I never got around to writing the utility to do it, though.
@@ -2506,7 +2507,7 @@ void D_DoomMain (void)
 	v = Args->CheckValue ("-loadgame");
 	if (v)
 	{
-		file = v;
+		FString file(v);
 		FixPathSeperator (file);
 		DefaultExtension (file, ".zds");
 		G_LoadGame (file);