[PATCH] xen/misra: add rules 1.4 and 2.1

[Stefano Stabellini <sstabellini@xxxxxxxxxx>]

From: Stefano Stabellini <stefano.stabellini@xxxxxxx>

Signed-off-by: Stefano Stabellini <stefano.stabellini@xxxxxxx>
---
 docs/misra/rules.rst | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/docs/misra/rules.rst b/docs/misra/rules.rst
index 41a727ca98..4179e49ac2 100644
--- a/docs/misra/rules.rst
+++ b/docs/misra/rules.rst
@@ -90,6 +90,17 @@ existing codebase are work-in-progress.
        behaviour
      -
 
+   * - Rule 1.4
+     - Required
+     - Emergent language features shall not be used
+     - Emergent language features, such as C11 features, should not be
+       confused with similar compiler extensions, which we use.
+
+   * - `Rule 2.1 
<https://gitlab.com/MISRA/MISRA-C/MISRA-C-2012/Example-Suite/-/blob/master/R_02_01_1.c>`_
+     - Required
+     - A project shall not contain unreachable code
+     -
+
    * - `Rule 2.6 
<https://gitlab.com/MISRA/MISRA-C/MISRA-C-2012/Example-Suite/-/blob/master/R_02_06.c>`_
      - Advisory
      - A function should not contain unused label declarations
-- 
2.25.1