maint: prepare to use date ranges in copyright notices.

[bison.git] / README

diff --git a/README b/README
index c99265ed3a9f228c1379ec77610480eb0aa261cc..3f10f995e997ae8f9027f69f7fef7762d1ff24f2 100644 (file)
--- a/README
+++ b/README
@@ -33,6 +33,10 @@ Please send bug reports to <bug-bison@gnu.org>.  Please include the
 version number from `bison --version', and a complete, self-contained
 test case in each bug report.
 
+* Copyright statements
+For any copyright year range specified as YYYY-ZZZZ in this package,
+note that the range specifies every single year in that closed interval.
+
 
 Local Variables:
 mode: outline