fix: lil (CURA-3331)

src/slicer.cpp

@@ -888,11 +888,11 @@ Slicer::Slicer(Mesh* mesh, int initial, int thickness, int slice_layer_count, bo
     }
     log("slice of mesh took %.3f seconds\n",slice_timer.restart());
 
-    std::vector<SlicerLayer>& layers = layers; // force layers not to be copied into the threads
+    std::vector<SlicerLayer>& layers_ref = layers; // force layers not to be copied into the threads
 #pragma omp parallel for default(none) shared(mesh,layers_ref) firstprivate(keep_none_closed, extensive_stitching)
-    for(unsigned int layer_nr=0; layer_nr<layers.size(); layer_nr++)
+    for(unsigned int layer_nr=0; layer_nr<layers_ref.size(); layer_nr++)
     {
-        layers[layer_nr].makePolygons(mesh, keep_none_closed, extensive_stitching);
+        layers_ref[layer_nr].makePolygons(mesh, keep_none_closed, extensive_stitching);
     }
 
     mesh->expandXY(mesh->getSettingInMicrons("xy_offset"));