@@ -53,9 +53,9 @@
 
 	string s_log;
 	long[] s_score_log;
 
-	void flush()
+	void flush() nothrow
 	{
 		if(flushed)
 			return;
 
@@ -80,8 +80,8 @@
 	void setup_sigint_handling()
 	{
 		assert(g_output is null);
 		g_output = this;
-		extern(C) static void catch_sigint(int) { g_output.flush(); application_exit(); }
+		extern(C) nothrow @system static void catch_sigint(int) { g_output.flush(); application_exit(); }
 		core.stdc.signal.signal(SIGINT, &catch_sigint);
 	}
 }