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1 files changed, 3 insertions, 1 deletions
diff --git a/README.EXT b/README.EXT
index 4cd3a63..b1a816c 100644
--- a/README.EXT
+++ b/README.EXT
@@ -1491,6 +1491,7 @@ RB_EVENT_HOOKS_HAVE_CALLBACK_DATA ::
= Appendix C. Functions available for use in extconf.rb
See documentation for {mkmf}[rdoc-ref:MakeMakefile].
+
= Appendix D. Generational GC
Ruby 2.1 introduced a generational garbage collector (called RGenGC).
@@ -1587,7 +1588,8 @@ Before inserting write barriers, you need to know about RGenGC algorithm
(gc.c will help you). Macros and functions to insert write barriers are
available in in include/ruby/ruby.h. An example is available in iseq.c.
-For a complete guide for RGenGC and write barriers, please refer to [...].
+For a complete guide for RGenGC and write barriers, please refer to
+<https://bugs.ruby-lang.org/projects/ruby-trunk/wiki/RGenGC>.
/*
* Local variables: