4 files changed, 24 insertions, 0 deletions
diff --git a/basegfx/source/polygon/b2dpolygon.cxx b/basegfx/source/polygon/b2dpolygon.cxx
index 87343028ecfe..4cf280cd5b91 100644
--- a/basegfx/source/polygon/b2dpolygon.cxx
+++ b/basegfx/source/polygon/b2dpolygon.cxx
@@ -29,6 +29,8 @@
 #include <memory>
 #include <vector>
 
+namespace {
+
 struct CoordinateData2D : public basegfx::B2DPoint
 {
 public:
@@ -552,6 +554,8 @@ public:
     }
 };
 
+}
+
 class ImplB2DPolygon
 {
 private:
diff --git a/basegfx/source/polygon/b2dpolygonclipper.cxx b/basegfx/source/polygon/b2dpolygonclipper.cxx
index 9d672b4397c0..043f2c9bdfe3 100644
--- a/basegfx/source/polygon/b2dpolygonclipper.cxx
+++ b/basegfx/source/polygon/b2dpolygonclipper.cxx
@@ -510,6 +510,8 @@ namespace basegfx
             return aRetval;
         }
 
+        namespace {
+
         /*
         * let a plane be defined as
         *
@@ -536,6 +538,8 @@ namespace basegfx
             sal_uInt32 clipmask;    // clipping mask, e.g. 1000 1000
         };
 
+        }
+
         /*
         *
         * polygon clipping rules  (straight out of Foley and Van Dam)
diff --git a/basegfx/source/polygon/b2dtrapezoid.cxx b/basegfx/source/polygon/b2dtrapezoid.cxx
index ec3d037e6aa8..8bba58f8106e 100644
--- a/basegfx/source/polygon/b2dtrapezoid.cxx
+++ b/basegfx/source/polygon/b2dtrapezoid.cxx
@@ -36,6 +36,8 @@ namespace basegfx
         // class for this since holding the pointers is more effective and also can be
         // used as baseclass for the traversing edges
 
+        namespace {
+
         class TrDeSimpleEdge
         {
         protected:
@@ -58,6 +60,8 @@ namespace basegfx
             const B2DPoint& getEnd() const { return *mpEnd; }
         };
 
+        }
+
         // define vector of simple edges
 
         typedef std::vector< TrDeSimpleEdge > TrDeSimpleEdges;
@@ -67,6 +71,8 @@ namespace basegfx
         // hold and used in SortValue to allow sorting traversing edges by Y, X and slope
         // (in that order)
 
+        namespace {
+
         class TrDeEdgeEntry : public TrDeSimpleEdge
         {
         private:
@@ -179,6 +185,8 @@ namespace basegfx
             }
         };
 
+        }
+
         // define double linked list of edges (for fast random insert)
 
         typedef std::list< TrDeEdgeEntry > TrDeEdgeEntries;
@@ -192,6 +200,8 @@ namespace basegfx
     {
         // FIXME: templatize this and use it for TrDeEdgeEntries too ...
 
+        namespace {
+
         /// Class to allow efficient allocation and release of B2DPoints
         class PointBlockAllocator
         {
@@ -883,6 +893,8 @@ namespace basegfx
                 }
             }
         };
+
+        }
     } // end of anonymous namespace
 } // end of namespace basegfx
 
diff --git a/basegfx/source/polygon/b3dpolygon.cxx b/basegfx/source/polygon/b3dpolygon.cxx
index 5d23be90562c..422353fba8ad 100644
--- a/basegfx/source/polygon/b3dpolygon.cxx
+++ b/basegfx/source/polygon/b3dpolygon.cxx
@@ -27,6 +27,8 @@
 #include <vector>
 #include <algorithm>
 
+namespace {
+
 class CoordinateData3D
 {
     basegfx::B3DPoint                               maPoint;
@@ -672,6 +674,8 @@ public:
     }
 };
 
+}
+
 class ImplB3DPolygon
 {
     // The point vector. This vector exists always and defines the