Issue #8986: erfc was raising OverflowError on Linux for arguments in
the (approximate) range (-27.3, 30.0), as a result of an escaped errno
value.
diff --git a/Misc/ACKS b/Misc/ACKS
index c798ebb..01957c2 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -151,6 +151,7 @@
 Jeffery Collins
 Robert Collins
 Paul Colomiets
+Geremy Condra
 Juan José Conti
 Matt Conway
 David M. Cooke
diff --git a/Misc/NEWS b/Misc/NEWS
index 891a3e9..152725a 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -25,6 +25,10 @@
 
 Library
 -------
+
+- Issue #8986: math.erfc was incorrectly raising OverflowError for
+  values between -27.3 and -30.0 on some platforms.
+
 - Issue #8924: logging: Improved error handling for Unicode in exception text.
 
 - Issue #8948: cleanup functions and class / module setups and teardowns are