From 07a97f41d317edbb1970940c3af125302780aef9 Mon Sep 17 00:00:00 2001
From: Filip Sykala <filip.sykala@prusa3d.cz>
Date: Thu, 30 Sep 2021 13:15:21 +0200
Subject: [PATCH] Fix: ../src/slic3r/GUI/Gizmos/GLGizmoSimplify.cpp:411:21:
 warning: comparison of integer expressions of different signedness:
 'std::vector<Slic3r::ModelObject*>::size_type' {aka 'long unsigned int'} and
 'int' [-Wsign-compare]

---
 src/slic3r/GUI/Gizmos/GLGizmoSimplify.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/slic3r/GUI/Gizmos/GLGizmoSimplify.cpp b/src/slic3r/GUI/Gizmos/GLGizmoSimplify.cpp
index c25f76c61..603353dd7 100644
--- a/src/slic3r/GUI/Gizmos/GLGizmoSimplify.cpp
+++ b/src/slic3r/GUI/Gizmos/GLGizmoSimplify.cpp
@@ -424,7 +424,7 @@ ModelVolume *GLGizmoSimplify::get_selected_volume(int *object_idx_ptr) const
     if (object_idx_ptr != nullptr) *object_idx_ptr = object_idx;
     if (object_idx < 0) return nullptr;
     ModelObjectPtrs &objs = wxGetApp().plater()->model().objects;
-    if (objs.size() <= object_idx) return nullptr;
+    if (static_cast<int>(objs.size()) <= object_idx) return nullptr;
     ModelObject *obj = objs[object_idx];
     if (obj->volumes.empty()) return nullptr;
     return obj->volumes.front();