Backport r59862 (issue #712900): make long regexp matches interruptable
by signals.
diff --git a/Misc/NEWS b/Misc/NEWS
index 5f28bd3..5cd8e4a 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -212,6 +212,8 @@
 Extension Modules
 -----------------
 
+- Backport r59862 (issue #712900): make long regexp matches interruptable.
+
 - #1940: make it possible to use curses.filter() before curses.initscr()
   as the documentation says.