Catch invalid null pointer operations early

Change-Id: I324d5a6e84e0d2121d8e4612e074b44ed5127b11

include/com/sun/star/uno/Reference.h

@@ -19,8 +19,11 @@
 #ifndef INCLUDED_COM_SUN_STAR_UNO_REFERENCE_H
 #define INCLUDED_COM_SUN_STAR_UNO_REFERENCE_H
 
-#include <rtl/alloc.h>
+#include <sal/config.h>
+
+#include <cassert>
 
+#include <rtl/alloc.h>
 
 namespace com
 {
@@ -395,8 +398,10 @@ public:
 
         @return UNacquired interface pointer
     */
-    inline interface_type * SAL_CALL operator -> () const
-        { return castFromXInterface(_pInterface); }
+    inline interface_type * SAL_CALL operator -> () const {
+        assert(_pInterface != 0);
+        return castFromXInterface(_pInterface);
+    }
 
     /** Gets interface pointer. This call does not acquire the interface.
 

include/rtl/ref.hxx

@@ -20,8 +20,11 @@
 #ifndef INCLUDED_RTL_REF_HXX
 #define INCLUDED_RTL_REF_HXX
 
+#include <sal/config.h>
+
+#include <cassert>
+
 #include <sal/types.h>
-#include <osl/diagnose.h>
 #include <osl/interlck.h>
 
 namespace rtl
@@ -160,7 +163,7 @@ public:
      */
     inline reference_type * SAL_CALL operator->() const
     {
-        OSL_PRECOND(m_pBody, "Reference::operator->() : null body");
+        assert(m_pBody != 0);
         return m_pBody;
     }
 
@@ -169,7 +172,7 @@ public:
     */
     inline reference_type & SAL_CALL operator*() const
     {
-        OSL_PRECOND(m_pBody, "Reference::operator*() : null body");
+        assert(m_pBody != 0);
         return *m_pBody;
     }