weakptr: Simplify destructor to use range-based for

Explicit iterators considered harmful :)

1 files changed, 2 insertions, 3 deletions

diff --git a/apt-pkg/contrib/weakptr.h b/apt-pkg/contrib/weakptr.h
index 6cfa948ac..11e860381 100644
--- a/apt-pkg/contrib/weakptr.h
+++ b/apt-pkg/contrib/weakptr.h
@@ -55,9 +55,8 @@ public:
      * Deconstruct the object, set all weak pointers to NULL.
      */
     ~WeakPointable() {
-        std::set<WeakPointable**>::iterator iter = pointers.begin();
-        while (iter != pointers.end())
-            **(iter++) = NULL;
+       for (auto pointer : pointers)
+	  *pointer = nullptr;
     }
 };