Merged revisions 77573 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/trunk

........
  r77573 | antoine.pitrou | 2010-01-17 13:26:20 +0100 (dim., 17 janv. 2010) | 6 lines

  Issue #7561: Operations on empty bytearrays (such as `int(bytearray())`)
  could crash in many places because of the PyByteArray_AS_STRING() macro
  returning NULL.  The macro now returns a statically allocated empty
  string instead.
........
diff --git a/Misc/NEWS b/Misc/NEWS
index 1250509..1098613 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -12,6 +12,11 @@
 Core and Builtins
 -----------------
 
+- Issue #7561: Operations on empty bytearrays (such as `int(bytearray())`)
+  could crash in many places because of the PyByteArray_AS_STRING() macro
+  returning NULL.  The macro now returns a statically allocated empty
+  string instead.
+
 - Issue #6690: Optimize the bytecode for expressions such as `x in {1, 2, 3}`,
   where the right hand operand is a set of constants, by turning the set into
   a frozenset and pre-building it as a constant.  The comparison operation