Issue #28350: String constants with null character no longer interned.

diff --cc Misc/NEWS
index 121e567891725e546ff8b2d1d6c1aa6e54cf32d1,6fa7fd4fbdaaa9e4e64dd4191202e98de31dea81..4a8e0b85a0c3988b82cb1613f6f7514f718b1134
--- 1/Misc/NEWS
--- 2/Misc/NEWS
+++ b/Misc/NEWS
@@@ -10,8 -10,8 +10,10 @@@ What's New in Python 3.6.0 beta 
  Core and Builtins
  -----------------
  
+ - Issue #28350: String constants with null character no longer interned.
+ 
 +- Issue #26617: Fix crash when GC runs during weakref callbacks.
 +
  - Issue #27942: String constants now interned recursively in tuples and frozensets.
  
  - Issue #21578: Fixed misleading error message when ImportError called with

diff --cc Objects/codeobject.c
Simple merge