From 3a081f526d1556129facd38a1bb6a1b8af3abbe7 Mon Sep 17 00:00:00 2001
From: Raymond Hettinger <python@rcn.com>
Date: Fri, 29 Jul 2011 00:02:04 -0700
Subject: Issue 12514: Use try/finally to assure that timeit restores GC when
 done.

---
 Lib/timeit.py | 8 +++++---
 Misc/ACKS     | 1 +
 Misc/NEWS     | 3 +++
 3 files changed, 9 insertions(+), 3 deletions(-)

diff --git a/Lib/timeit.py b/Lib/timeit.py
index 8e04645..461c891 100644
--- a/Lib/timeit.py
+++ b/Lib/timeit.py
@@ -191,9 +191,11 @@ class Timer:
             it = [None] * number
         gcold = gc.isenabled()
         gc.disable()
-        timing = self.inner(it, self.timer)
-        if gcold:
-            gc.enable()
+        try:
+            timing = self.inner(it, self.timer)
+        finally:
+            if gcold:
+                gc.enable()
         return timing
 
     def repeat(self, repeat=default_repeat, number=default_number):
diff --git a/Misc/ACKS b/Misc/ACKS
index 4a2c06e..820206a 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -722,6 +722,7 @@ Chris Rebert
 Marc Recht
 John Redford
 Terry Reedy
+Gareth Rees
 Steve Reeves
 Lennart Regebro
 Ofir Reichenberg
diff --git a/Misc/NEWS b/Misc/NEWS
index e7c3a75..0e78bf2 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -39,6 +39,9 @@ Library
 
 - Issue #12603: Fix pydoc.synopsis() on files with non-negative st_mtime.
 
+- Issue #12514: Use try/finally to assure the timeit module restores garbage
+  collections when it is done.
+
 - Issue #12607: In subprocess, fix issue where if stdin, stdout or stderr is
   given as a low fd, it gets overwritten.
 
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