diff --git a/src/libslic3r/Config.cpp b/src/libslic3r/Config.cpp
index 1d53896c1b..ff911c2853 100644
--- a/src/libslic3r/Config.cpp
+++ b/src/libslic3r/Config.cpp
@@ -423,7 +423,7 @@ std::ostream& ConfigDef::print_cli_help(std::ostream& out, bool show_defaults, s
                 descr += " (";
                 if (!def.sidetext.empty()) {
                     descr += def.sidetext + ", ";
-                } else if (def.enum_def->has_values()) {
+                } else if (def.enum_def && def.enum_def->has_values()) {
                     descr += boost::algorithm::join(def.enum_def->values(), ", ") + "; ";
                 }
                 descr += "default: " + def.default_value->serialize() + ")";
diff --git a/src/libslic3r/CutUtils.cpp b/src/libslic3r/CutUtils.cpp
index 3e04e7d2dc..2a97f8b229 100644
--- a/src/libslic3r/CutUtils.cpp
+++ b/src/libslic3r/CutUtils.cpp
@@ -11,6 +11,7 @@
 #include "TriangleSelector.hpp"
 #include "ObjectID.hpp"
 
+#include <boost/log/trivial.hpp>
 
 namespace Slic3r {
 
diff --git a/src/libslic3r/Measure.cpp b/src/libslic3r/Measure.cpp
index 3efed32f1e..97962a5a0e 100644
--- a/src/libslic3r/Measure.cpp
+++ b/src/libslic3r/Measure.cpp
@@ -8,9 +8,10 @@
 
 #include "libslic3r/Geometry/Circle.hpp"
 #include "libslic3r/SurfaceMesh.hpp"
-#include <numeric>
+
 
 #include <numeric>
+#include <tbb/parallel_for.h>
 
 #define DEBUG_EXTRACT_ALL_FEATURES_AT_ONCE 0
 
diff --git a/src/libslic3r/MeshBoolean.cpp b/src/libslic3r/MeshBoolean.cpp
index d76bf468c7..2223257395 100644
--- a/src/libslic3r/MeshBoolean.cpp
+++ b/src/libslic3r/MeshBoolean.cpp
@@ -152,12 +152,12 @@ indexed_triangle_set cgal_to_indexed_triangle_set(const _Mesh &cgalmesh)
     const auto &vertices = cgalmesh.vertices();
     int vsize = int(vertices.size());
 
-    for (auto &vi : vertices) {
+    for (const auto &vi : vertices) {
         auto &v = cgalmesh.point(vi); // Don't ask...
         its.vertices.emplace_back(to_vec3f(v));
     }
 
-    for (auto &face : faces) {
+    for (const auto &face : faces) {
         auto vtc = cgalmesh.vertices_around_face(cgalmesh.halfedge(face));
 
         int i = 0;
diff --git a/src/slic3r/GUI/Gizmos/GLGizmoSlaSupports.cpp b/src/slic3r/GUI/Gizmos/GLGizmoSlaSupports.cpp
index 039edd885f..9427f17d6f 100644
--- a/src/slic3r/GUI/Gizmos/GLGizmoSlaSupports.cpp
+++ b/src/slic3r/GUI/Gizmos/GLGizmoSlaSupports.cpp
@@ -141,7 +141,8 @@ void GLGizmoSlaSupports::on_render()
 
     m_selection_rectangle.render(m_parent);
     m_c->object_clipper()->render_cut();
-    m_c->supports_clipper()->render_cut();
+    if (are_sla_supports_shown())
+        m_c->supports_clipper()->render_cut();
 
     glsafe(::glDisable(GL_BLEND));
 }
diff --git a/src/slic3r/GUI/TextLines.cpp b/src/slic3r/GUI/TextLines.cpp
index a354bbe643..cff423dbd8 100644
--- a/src/slic3r/GUI/TextLines.cpp
+++ b/src/slic3r/GUI/TextLines.cpp
@@ -10,6 +10,7 @@
 
 #include "libslic3r/AABBTreeLines.hpp"
 #include "libslic3r/ExPolygonsIndex.hpp"
+#include "libslic3r/ClipperUtils.hpp"
 
 #include "slic3r/GUI/Selection.hpp"
 #include "slic3r/GUI/GLCanvas3D.hpp"