Issue #25388: Fixed tokenizer crash when processing undecodable source code

with a null byte.

diff --cc Lib/test/test_compile.py
Simple merge

diff --cc Misc/NEWS
index 24f05098d7904b304fe755b1fb5d68f5ba3f442c,1390642451bdd065714b02cae11f4e1731911b08..102f64d97382a6066b138ba45751ca205c06de1b
--- 1/Misc/NEWS
--- 2/Misc/NEWS
+++ b/Misc/NEWS
@@@ -11,9 -10,9 +11,12 @@@ Release date: TB
  Core and Builtins
  -----------------
  
+ - Issue #25388: Fixed tokenizer crash when processing undecodable source code
+   with a null byte.
+ 
 +- Issue #25462: The hash of the key now is calculated only once in most
 +  operations in C implementation of OrderedDict.
 +
  - Issue #22995: Default implementation of __reduce__ and __reduce_ex__ now
    rejects builtin types with not defined __new__.
  

diff --cc Parser/tokenizer.c
Simple merge