From 669219cb4cc4ded9bbd4e5e6a0827c9bdf2f951e Mon Sep 17 00:00:00 2001
From: Filip Sykala <filip.sykala@prusa3d.cz>
Date: Tue, 21 Jun 2022 16:33:58 +0200
Subject: [PATCH] Fix ../src/libslic3r/CutSurface.cpp:2609:28: warning:
 comparison of integer expressions of different signedness: 'const int' and
 'unsigned int' [-Wsign-compare] ../src/libslic3r/CutSurface.cpp:2610:28:
 warning: comparison of integer expressions of different signedness: 'const
 int' and 'unsigned int' [-Wsign-compare]

---
 src/libslic3r/CutSurface.cpp | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/src/libslic3r/CutSurface.cpp b/src/libslic3r/CutSurface.cpp
index ae696f734c..3c47ce835c 100644
--- a/src/libslic3r/CutSurface.cpp
+++ b/src/libslic3r/CutSurface.cpp
@@ -2606,11 +2606,12 @@ void priv::store(const SurfaceCuts &cut, const std::string &dir) {
                                        unsigned int vi2) -> const Vec3f& { 
             for (const auto &t : its.indices) { 
                 unsigned int tvi = std::numeric_limits<unsigned int>::max();
-                for (const auto &vi : t) { 
-                    if (vi == vi1) continue;
-                    if (vi == vi2) continue;
+                for (const auto &vi : t) {
+                    unsigned int vi_ = static_cast<unsigned int>(vi);
+                    if (vi_ == vi1) continue;
+                    if (vi_ == vi2) continue;
                     if (tvi == std::numeric_limits<unsigned int>::max()) {
-                        tvi = vi;
+                        tvi = vi_;
                     } else {
                         tvi = std::numeric_limits<unsigned int>::max();
                         break;