bpo-42249: Fix writing binary Plist files larger than 4 GiB. (pythonGH-23121)

serhiy-storchaka · miss-islington · commit e3740ac6a1a2 · 2020-11-03T14:16:10.000Z
(cherry picked from commit 212d32f) Co-authored-by: Serhiy Storchaka <storchaka@gmail.com>
diff --git a/Lib/plistlib.py b/Lib/plistlib.py
@@ -736,7 +736,7 @@ def _count_to_size(count):
     elif count < 1 << 16:
         return 2
 
-    elif count << 1 << 32:
+    elif count < 1 << 32:
         return 4
 
     else:
diff --git a/Misc/NEWS.d/next/Library/2020-11-03-09-22-56.bpo-42249.vfNO2u.rst b/Misc/NEWS.d/next/Library/2020-11-03-09-22-56.bpo-42249.vfNO2u.rst
@@ -0,0 +1 @@
+Fixed writing binary Plist files larger than 4 GiB.

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1 @@`
	`1`	`+Fixed writing binary Plist files larger than 4 GiB.`