<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> <meta http-equiv="X-UA-Compatible" content="IE=9"/> <title>MISRA-C:2004 Compliance Exceptions</title> <title>CMSIS-RTOS: MISRA-C:2004 Compliance Exceptions</title> <link href="tabs.css" rel="stylesheet" type="text/css"/> <link href="cmsis.css" rel="stylesheet" type="text/css" /> <script type="text/javascript" src="jquery.js"></script> <script type="text/javascript" src="dynsections.js"></script> <script type="text/javascript" src="printComponentTabs.js"></script> <link href="navtree.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="resize.js"></script> <script type="text/javascript" src="navtree.js"></script> <script type="text/javascript"> $(document).ready(initResizable); $(window).load(resizeHeight); </script> <link href="search/search.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="search/search.js"></script> <script type="text/javascript"> $(document).ready(function() { searchBox.OnSelectItem(0); }); </script> </head> <body> <div id="top"><!-- do not remove this div, it is closed by doxygen! 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However, there are some violations in order to simplify the overall code logic and to generate more efficient code.</p> <p>CMSIS-RTOS RTX generates the following notes, warnings and infos for MISRA-C:2004 rules:</p> <ul> <li>Rule 1.1, required, Rule 2.2, required: Non-ANSI reserved word or construct: '//'</li> <li>Rule 1.2, required: Both sides have side effects</li> <li>Rule 1.2, required: Unusual pointer cast (incompatible indirect types)</li> <li>Rule 8.1, required: Function defined without a prototype in scope</li> <li>Rule 11.1, required, Rule 11.3, advisory: cast from pointer to unsigned int</li> <li>Rule 11.1, required, Rule 11.3, advisory: cast from unsigned int to pointer</li> <li>Rule 11.4, advisory: cast from pointer to pointer</li> <li>Rule 12.11, advisory: Overflow in computing constant for operation: 'unsigned shift left'</li> <li>Rule 13.7, required, Rule 14.1, required: Constant value Boolean</li> <li>Rule 14.4, required: Use of goto is deprecated</li> <li>Rule 14.7, required: Return statement before end of function</li> <li>Rule 16.10, required: Ignoring return value of function</li> <li>Rule 17.2, required, Rule 17.3, required: Relational or subtract operator applied to pointers</li> <li>Rule 19.4, required, Rule 19.10, required: Expression-like macro not parenthesized</li> <li>Rule 19.15, required: Repeated include file</li> </ul> <p>CMSIS-RTOS RTX violates the following MISRA-C:2004 rules:</p> <ul> <li>Required Rule 8.5: object/function definition in header file</li> <li>Required Rule 10.1: Prohibited Implicit Conversion: Non-constant argument to function</li> <li>Required Rule 10.1: Implicit conversion of complex integer expression</li> <li>Required Rule 10.3: Cast of complex integer expression to larger type</li> <li>Required Rule 10.3: Cast of complex expression changes signedness</li> <li>Required Rule 11.5: attempt to cast away const/volatile from a pointer or reference</li> <li>Required Rule 12.4: side effects on right hand of logical operator: '&&'</li> <li>Required Rule 12.4: side effects on right hand of logical operator: '||'</li> <li>Required Rule 12.5: non-primary expression used with logical operator</li> <li>Required Rule 14.3: null statement not in line by itself</li> <li>Required Rule 14.8: left brace expected for while, do...while and for</li> <li>Required Rule 14.9: left brace expected for if and else</li> <li>Required Rule 15.3: default missing from switch statement</li> <li>Required Rule 16.9: function identifier used without '&' or parenthesized parameter list</li> <li>Required Rule 17.4: pointer arithmetic other than array indexing used</li> <li>Required Rule 18.4: declaration of union type or object of union type: '{...}'</li> <li>Required Rule 19.12: Multiple use of '#/##' operators in definition of macro</li> <li>Required Rule 20.2: Re-use of C90 identifier pattern</li> <li>Advisory Rule 12.1: dependence placed on C's operator precedence; operators: '+' and '-'</li> <li>Advisory Rule 12.13: increment or decrement combined with another operator</li> <li>Advisory Rule 19.13: '#/##' operator used in macro</li> <li>Advisory Rule 19.7: Function-like macro defined </li> </ul> </div></div><!-- contents --> </div><!-- doc-content --> <!-- start footer part --> <div id="nav-path" class="navpath"><!-- id is needed for treeview function! --> <ul> <li class="navelem"><a class="el" href="index.html">index</a></li><li class="navelem"><a class="el" href="rtxImplementation.html">RTX Implementation</a></li> <li class="footer">Generated on Wed Feb 8 2017 10:21:02 for CMSIS-RTOS by ARM Ltd. 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