Issue #28019: itertools.count() no longer rounds non-integer step in range

between 1.0 and 2.0 to 1.

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

diff --cc Misc/NEWS
index defb4f9eb9edccde16f1cea971260e18b446d1b2,04c9fab2d1c3a5e14885d096b281e79c915a849e..fd69eb777b7df6fa662cccb9297afad2fb7b99bf
--- 1/Misc/NEWS
--- 2/Misc/NEWS
+++ b/Misc/NEWS
@@@ -135,10 -65,9 +135,13 @@@ Core and Builtin
  Library
  -------
  
+ - Issue #28019: itertools.count() no longer rounds non-integer step in range
+   between 1.0 and 2.0 to 1.
+ 
 +- Issue #18401: Pdb now supports the 'readrc' keyword argument to control
 +  whether .pdbrc files should be read.  Patch by Martin Matusiak and
 +  Sam Kimbrel.
 +
  - Issue #25969: Update the lib2to3 grammar to handle the unpacking
    generalizations added in 3.5.
  

diff --cc Modules/itertoolsmodule.c
Simple merge