From a0f8078ee11509df5489f0afa7206d2a01b9b065 Mon Sep 17 00:00:00 2001
From: Henrik Brix Andersen <henrik@brixandersen.dk>
Date: Sat, 30 Jun 2012 22:34:13 +0200
Subject: [PATCH] Warn on dirty default presets as well

---
 lib/Slic3r/GUI/Tab.pm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/Slic3r/GUI/Tab.pm b/lib/Slic3r/GUI/Tab.pm
index 2633097b5..77477bbbf 100644
--- a/lib/Slic3r/GUI/Tab.pm
+++ b/lib/Slic3r/GUI/Tab.pm
@@ -197,7 +197,7 @@ sub set_dirty {
 
 sub is_dirty {
     my $self = shift;
-    return $self->{dirty};
+    return (defined $self->{dirty});
 }
 
 sub title {