diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 8ac8872ea65d..1fe136bf92ed 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2011-05-10  Joseph Myers  <joseph@codesourcery.com>
+
+	* doc/sourcebuild.texi (Back End): Mention contrib/config-list.mk.
+
 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
 
 	* config/rs6000/genopt.sh, config/rs6000/rs6000-cpus.def: New
diff --git a/gcc/doc/sourcebuild.texi b/gcc/doc/sourcebuild.texi
index 81bccc525c0b..1e02809dd656 100644
--- a/gcc/doc/sourcebuild.texi
+++ b/gcc/doc/sourcebuild.texi
@@ -834,6 +834,9 @@ Normally, one or more maintainers of that target listed in
 @file{MAINTAINERS}.  Some existing architectures may be unmaintained,
 but it would be unusual to add support for a target that does not have
 a maintainer when support is added.
+@item
+Target triplets covering all @file{config.gcc} stanzas for the target,
+in the list in @file{contrib/config-list.mk}.
 @end itemize
 
 @node Testsuites