-Wformat is needed by gcc 4.8 (closes #17547)
diff --git a/Misc/NEWS b/Misc/NEWS
index 2c09420..3e177ca 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -95,6 +95,9 @@
 Build
 -----
 
+- Issue #17547: In configure, explicitly pass -Wformat for the benefit for GCC
+  4.8.
+
 - Issue #17682: Add the _io module to Modules/Setup.dist (commented out).
 
 - Issue #17086: Search the include and library directories provided by the