| <!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! --> |
| <div id="titlearea"> |
| <table cellspacing="0" cellpadding="0"> |
| <tbody> |
| <tr style="height: 46px;"> |
| <td id="projectlogo"><img alt="Logo" src="CMSIS_Logo_Final.png"/></td> |
| <td style="padding-left: 0.5em;"> |
| <div id="projectname">CMSIS-RTOS |
|  <span id="projectnumber">Version 1.03</span> |
| </div> |
| <div id="projectbrief">Real-Time Operating System: API and RTX Reference Implementation.</div> |
| </td> |
| </tr> |
| </tbody> |
| </table> |
| </div> |
| <!-- end header part --> |
| <div id="CMSISnav" class="tabs1"> |
| <ul class="tablist"> |
| <script type="text/javascript"> |
| <!-- |
| writeComponentTabs.call(this); |
| //--> |
| </script> |
| </ul> |
| </div> |
| <!-- Generated by Doxygen 1.8.6 --> |
| <script type="text/javascript"> |
| var searchBox = new SearchBox("searchBox", "search",false,'Search'); |
| </script> |
| <div id="navrow1" class="tabs"> |
| <ul class="tablist"> |
| <li><a href="index.html"><span>Main Page</span></a></li> |
| <li class="current"><a href="pages.html"><span>Usage and Description</span></a></li> |
| <li><a href="modules.html"><span>Reference</span></a></li> |
| <li> |
| <div id="MSearchBox" class="MSearchBoxInactive"> |
| <span class="left"> |
| <img id="MSearchSelect" src="search/mag_sel.png" |
| onmouseover="return searchBox.OnSearchSelectShow()" |
| onmouseout="return searchBox.OnSearchSelectHide()" |
| alt=""/> |
| <input type="text" id="MSearchField" value="Search" accesskey="S" |
| onfocus="searchBox.OnSearchFieldFocus(true)" |
| onblur="searchBox.OnSearchFieldFocus(false)" |
| onkeyup="searchBox.OnSearchFieldChange(event)"/> |
| </span><span class="right"> |
| <a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="search/close.png" alt=""/></a> |
| </span> |
| </div> |
| </li> |
| </ul> |
| </div> |
| </div><!-- top --> |
| <div id="side-nav" class="ui-resizable side-nav-resizable"> |
| <div id="nav-tree"> |
| <div id="nav-tree-contents"> |
| <div id="nav-sync" class="sync"></div> |
| </div> |
| </div> |
| <div id="splitbar" style="-moz-user-select:none;" |
| class="ui-resizable-handle"> |
| </div> |
| </div> |
| <script type="text/javascript"> |
| $(document).ready(function(){initNavTree('misraCompliance.html','');}); |
| </script> |
| <div id="doc-content"> |
| <!-- window showing the filter options --> |
| <div id="MSearchSelectWindow" |
| onmouseover="return searchBox.OnSearchSelectShow()" |
| onmouseout="return searchBox.OnSearchSelectHide()" |
| onkeydown="return searchBox.OnSearchSelectKey(event)"> |
| <a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(0)"><span class="SelectionMark"> </span>All</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(1)"><span class="SelectionMark"> </span>Data Structures</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(2)"><span class="SelectionMark"> </span>Files</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(3)"><span class="SelectionMark"> </span>Functions</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(4)"><span class="SelectionMark"> </span>Variables</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(5)"><span class="SelectionMark"> </span>Typedefs</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(6)"><span class="SelectionMark"> </span>Enumerations</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(7)"><span class="SelectionMark"> </span>Enumerator</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(8)"><span class="SelectionMark"> </span>Macros</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(9)"><span class="SelectionMark"> </span>Groups</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(10)"><span class="SelectionMark"> </span>Pages</a></div> |
| |
| <!-- iframe showing the search results (closed by default) --> |
| <div id="MSearchResultsWindow"> |
| <iframe src="javascript:void(0)" frameborder="0" |
| name="MSearchResults" id="MSearchResults"> |
| </iframe> |
| </div> |
| |
| <div class="header"> |
| <div class="headertitle"> |
| <div class="title">MISRA-C:2004 Compliance Exceptions </div> </div> |
| </div><!--header--> |
| <div class="contents"> |
| <div class="textblock"><p>CMSIS-RTOS RTX tries to be MISRA-C compliant as much as possible. 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 Aug 1 2018 17:12:43 for CMSIS-RTOS by Arm Ltd. All rights reserved. |
| <!-- |
| <a href="http://www.doxygen.org/index.html"> |
| <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.8.6 |
| --> |
| </li> |
| </ul> |
| </div> |
| </body> |
| </html> |