g++spec.c (lang_specific_driver): An -Xlinker or -Wl, option means that libstdc++ is needed.

	* g++spec.c (lang_specific_driver): An -Xlinker or -Wl, option
	means that libstdc++ is needed.

From-SVN: r85620

gcc/cp/ChangeLog

+2004-08-05  Geoffrey Keating  <geoffk@apple.com>
+
+	* g++spec.c (lang_specific_driver): An -Xlinker or -Wl, option
+	means that libstdc++ is needed.
+
 2004-08-05  Nathan Sidwell  <nathan@codesourcery.com>
 
 	* cvt.c (cp_convert_to_pointer): Adjust force_fit_type call.

gcc/cp/g++spec.c

@@ -164,9 +164,18 @@ lang_specific_driver (int *in_argc, const char *const **in_argv,
 		}
 	      saw_speclang = 1;
 	    }
+	  /* Arguments that go directly to the linker might be .o files,
+	     or something, and so might cause libstdc++ to be needed.  */
+	  else if (strcmp (argv[i], "-Xlinker") == 0)
+	    {
+	      quote = argv[i];
+	      if (library == 0)
+		library = 1;
+	    }
+	  else if (strncmp (argv[i], "-Wl,", 4) == 0)
+	    library = (library == 0) ? 1 : library;
 	  else if (((argv[i][2] == '\0'
 		     && strchr ("bBVDUoeTuIYmLiA", argv[i][1]) != NULL)
-		    || strcmp (argv[i], "-Xlinker") == 0
 		    || strcmp (argv[i], "-Tdata") == 0))
 	    quote = argv[i];
 	  else if ((argv[i][2] == '\0'