diff --git a/src/cairo-compositor.c b/src/cairo-compositor.c
index 56e46ef1b..a633aa2e5 100644
--- a/src/cairo-compositor.c
+++ b/src/cairo-compositor.c
@@ -67,9 +67,14 @@ _cairo_compositor_paint (const cairo_compositor_t	*compositor,
 	compositor = compositor->delegate;
     } while (status == CAIRO_INT_STATUS_UNSUPPORTED);
 
-    if (status == CAIRO_INT_STATUS_SUCCESS && surface->damage)
+    if (status == CAIRO_INT_STATUS_SUCCESS && surface->damage) {
+	TRACE ((stderr, "%s: applying damage (%d,%d)x(%d, %d)\n",
+		__FUNCTION__,
+		extents.unbounded.x, extents.unbounded.y,
+		extents.unbounded.width, extents.unbounded.height));
 	surface->damage = _cairo_damage_add_rectangle (surface->damage,
 						       &extents.unbounded);
+    }
 
     _cairo_composite_rectangles_fini (&extents);
 
@@ -103,9 +108,14 @@ _cairo_compositor_mask (const cairo_compositor_t	*compositor,
 	compositor = compositor->delegate;
     } while (status == CAIRO_INT_STATUS_UNSUPPORTED);
 
-    if (status == CAIRO_INT_STATUS_SUCCESS && surface->damage)
+    if (status == CAIRO_INT_STATUS_SUCCESS && surface->damage) {
+	TRACE ((stderr, "%s: applying damage (%d,%d)x(%d, %d)\n",
+		__FUNCTION__,
+		extents.unbounded.x, extents.unbounded.y,
+		extents.unbounded.width, extents.unbounded.height));
 	surface->damage = _cairo_damage_add_rectangle (surface->damage,
 						       &extents.unbounded);
+    }
 
     _cairo_composite_rectangles_fini (&extents);
 
@@ -147,9 +157,14 @@ _cairo_compositor_stroke (const cairo_compositor_t	*compositor,
 	compositor = compositor->delegate;
     } while (status == CAIRO_INT_STATUS_UNSUPPORTED);
 
-    if (status == CAIRO_INT_STATUS_SUCCESS && surface->damage)
+    if (status == CAIRO_INT_STATUS_SUCCESS && surface->damage) {
+	TRACE ((stderr, "%s: applying damage (%d,%d)x(%d, %d)\n",
+		__FUNCTION__,
+		extents.unbounded.x, extents.unbounded.y,
+		extents.unbounded.width, extents.unbounded.height));
 	surface->damage = _cairo_damage_add_rectangle (surface->damage,
 						       &extents.unbounded);
+    }
 
     _cairo_composite_rectangles_fini (&extents);
 
@@ -187,9 +202,14 @@ _cairo_compositor_fill (const cairo_compositor_t	*compositor,
 	compositor = compositor->delegate;
     } while (status == CAIRO_INT_STATUS_UNSUPPORTED);
 
-    if (status == CAIRO_INT_STATUS_SUCCESS && surface->damage)
+    if (status == CAIRO_INT_STATUS_SUCCESS && surface->damage) {
+	TRACE ((stderr, "%s: applying damage (%d,%d)x(%d, %d)\n",
+		__FUNCTION__,
+		extents.unbounded.x, extents.unbounded.y,
+		extents.unbounded.width, extents.unbounded.height));
 	surface->damage = _cairo_damage_add_rectangle (surface->damage,
 						       &extents.unbounded);
+    }
 
     _cairo_composite_rectangles_fini (&extents);
 
@@ -229,9 +249,14 @@ _cairo_compositor_glyphs (const cairo_compositor_t		*compositor,
 	compositor = compositor->delegate;
     } while (status == CAIRO_INT_STATUS_UNSUPPORTED);
 
-    if (status == CAIRO_INT_STATUS_SUCCESS && surface->damage)
+    if (status == CAIRO_INT_STATUS_SUCCESS && surface->damage) {
+	TRACE ((stderr, "%s: applying damage (%d,%d)x(%d, %d)\n",
+		__FUNCTION__,
+		extents.unbounded.x, extents.unbounded.y,
+		extents.unbounded.width, extents.unbounded.height));
 	surface->damage = _cairo_damage_add_rectangle (surface->damage,
 						       &extents.unbounded);
+    }
 
     _cairo_composite_rectangles_fini (&extents);