From 0c26d9e470e3a23d039a0946784531be603e42ff Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Daniel=20Marjam=C3=A4ki?= <daniel.marjamaki@gmail.com>
Date: Thu, 13 Apr 2017 21:40:59 +0200
Subject: [PATCH] Misra: Added rule 13.6

---
 addons/misra-test.c | 4 ++++
 addons/misra.py     | 6 ++++++
 2 files changed, 10 insertions(+)

diff --git a/addons/misra-test.c b/addons/misra-test.c
index a8a300833..0a2145b43 100644
--- a/addons/misra-test.c
+++ b/addons/misra-test.c
@@ -56,6 +56,10 @@ void misra_13_5() {
   if (x && (y++ < 123)){} // 13.5
 }
 
+void misra_13_6() {
+  return sizeof(x++); // 13.6
+}
+
 void misra_14_4() {
   if (x+4){} // 14.4
 }
diff --git a/addons/misra.py b/addons/misra.py
index be17e9aa3..7ff988b0d 100644
--- a/addons/misra.py
+++ b/addons/misra.py
@@ -268,6 +268,11 @@ def misra_13_5(data):
         if token.isLogicalOp and hasSideEffectsRecursive(token.astOperand2):
             reportError(token, 13, 5)
 
+def misra_13_6(data):
+    for token in data.tokenlist:
+        if token.str == 'sizeof' and hasSideEffectsRecursive(token.next):
+            reportError(token, 13, 6)
+
 def misra_14_4(data):
     for token in data.tokenlist:
         if token.str != '(':
@@ -308,5 +313,6 @@ for arg in sys.argv[1:]:
         misra_13_3(cfg)
         misra_13_4(cfg)
         misra_13_5(cfg)
+        misra_13_6(cfg)
         misra_14_4(cfg)
         misra_15_1(cfg)