M src/Screen.cc → src/Screen.cc

@@ -2077,6 +2077,7 @@ 
 #ifdef    XINERAMA
 RectList BScreen::allAvailableAreas(void) const {
   assert(isXineramaActive());
+  assert(xineramaUsableArea.size() > 0);
   return xineramaUsableArea;
 }
 #endif // XINERAMA

M src/Workspace.cc → src/Workspace.cc

@@ -592,7 +592,6 @@ #ifdef    XINERAMA
   if (screen->isXineramaActive() &&
       screen->getBlackbox()->doXineramaPlacement()) {
     RectList availableAreas = screen->allAvailableAreas();
-    assert(availableAreas.size() > 0);
     RectList::iterator it, end = availableAreas.end();
 
     for (it = availableAreas.begin(); it != end; ++it)
@@ -686,7 +685,6 @@ #ifdef    XINERAMA
   if (screen->isXineramaActive() &&
       screen->getBlackbox()->doXineramaPlacement()) {
     RectList availableAreas = screen->allAvailableAreas();
-    assert(availableAreas.size() > 0);
     RectList::iterator it, end = availableAreas.end();
 
     for (it = availableAreas.begin(); it != end; ++it)