(my-distcheck): Add a comment.

diff --git a/Makefile.maint b/Makefile.maint
index 263a2c7c05692abb5fcf4638fc045126459762d7..0a2a35a1528778d1c6d20f186b1224c345b50e64 100644 (file)
--- a/Makefile.maint
+++ b/Makefile.maint
@@ -56,6 +56,10 @@ null_AM_MAKEFLAGS = \
   AUTOHEADER=false \
   MAKEINFO=false
 
+# Detect format-string/arg-list mismatches that would normally be obscured
+# by the use of _().  The --disable-nls effectively defines away that macro,
+# and building with CFLAGS='-Wformat -Werror' causes any format warning to be
+# treated as a failure.
 t=./=test
 my-distcheck: writable-files po-check
        -rm -rf $(t)