Added backwards compatibliity checks to reference documentation.

1 files changed, 10 insertions, 0 deletions

diff --git a/docs/ref/checks.txt b/docs/ref/checks.txt
index d560bc3999..908a32d4c8 100644
--- a/docs/ref/checks.txt
+++ b/docs/ref/checks.txt
@@ -19,6 +19,7 @@ Django's system checks are organized using the following tags:
 * ``models``: Checks governing model, field and manager definitions.
 * ``signals``: Checks on signal declarations and handler registrations.
 * ``admin``: Checks of any admin site declarations.
+* ``compatibility``: Flagging potential problems with version upgrades.
 
 Some checks may be registered with multiple tags.
 
@@ -99,6 +100,15 @@ Signals
 
 * **signals.E001**: <handler> was connected to the ``<signal>`` signal with a lazy reference to the ``<moel>`` sender, which has not been installed.
 
+Backwards Compatibility
+~~~~~~~~~~~~~~~~~~~~~~~
+
+The following checks are performed to warn the user of any potential problems
+that might occur as a result of a version upgrade.
+
+* **1_6.W001**: Some project unittests may not execute as expected.
+* **1_6.W002**: BooleanField does not have a default value.
+
 Admin
 -----