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<p class="MsoNormal">(forwarding this to cfe-dev and BCC'ing llvm-dev, since cfe-dev is a better place for clang-format queries)<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal" style="margin-left:.5in"><b><span style="font-size:12.0pt;color:black">From:
</span></b><span style="font-size:12.0pt;color:black">llvm-dev <llvm-dev-bounces@lists.llvm.org> on behalf of martin lampacher via llvm-dev <llvm-dev@lists.llvm.org><br>
<b>Reply-To: </b>martin lampacher <lmapii@googlemail.com><br>
<b>Date: </b>Monday, September 9, 2019 at 12:04 AM<br>
<b>To: </b>LLVM Development List <llvm-dev@lists.llvm.org><br>
<b>Subject: </b>[llvm-dev] clang-format behaviour for braced lists indent<o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><o:p> </o:p></p>
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<p class="MsoNormal" style="margin-left:.5in">Hello,<o:p></o:p></p>
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<p class="MsoNormal" style="margin-left:.5in"><o:p> </o:p></p>
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<p class="MsoNormal" style="margin-left:.5in">I've introduced clang-format (current version 8.0) to enforce some company coding guideline but I am struggling with list initializers.<o:p></o:p></p>
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<p class="MsoNormal" style="margin-left:.5in"><o:p> </o:p></p>
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<p class="MsoNormal" style="margin-left:.5in">The formatter works nicely with function declarations and function calls and aligns arguments on break like that:<o:p></o:p></p>
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<p class="MsoNormal" style="margin-left:.5in"><o:p> </o:p></p>
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<span style="font-family:Menlo;color:#D4D4D4"><o:p> </o:p></span></p>
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<span style="font-family:Menlo;color:#569CD6">static</span><span style="font-family:Menlo;color:#D4D4D4"> </span><span style="font-family:Menlo;color:#569CD6">void</span><span style="font-family:Menlo;color:#D4D4D4"> </span><span style="font-family:Menlo;color:#DCDCAA">someUnitInternalFunction</span><span style="font-family:Menlo;color:#D4D4D4">(<o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4"> </span><span style="font-family:Menlo;color:#569CD6">const</span><span style="font-family:Menlo;color:#D4D4D4"> uint32 </span><span style="font-family:Menlo;color:#9CDCFE">someParameter</span><span style="font-family:Menlo;color:#D4D4D4">,<o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4"><o:p> </o:p></span></p>
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<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4"> uint32 *</span><span style="font-family:Menlo;color:#9CDCFE">somePointer</span><span style="font-family:Menlo;color:#D4D4D4">,<o:p></o:p></span></p>
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<span style="font-family:Menlo;color:#D4D4D4"><o:p> </o:p></span></p>
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<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4"> uint32 </span><span style="font-family:Menlo;color:#9CDCFE">normalParameter</span><span style="font-family:Menlo;color:#D4D4D4">,<o:p></o:p></span></p>
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<span style="font-family:Menlo;color:#D4D4D4"><o:p> </o:p></span></p>
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<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4"> uint8 </span><span style="font-family:Menlo;color:#9CDCFE">anotherParameterLong</span><span style="font-family:Menlo;color:#D4D4D4">);<o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4"><o:p> </o:p></span></p>
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<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4"><o:p> </o:p></span></p>
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<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4"><br>
<br>
<o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4">uint32 </span><span style="font-family:Menlo;color:#DCDCAA">SomeUnitWithSomeVeryLongFunctionName</span><span style="font-family:Menlo;color:#D4D4D4">(<o:p></o:p></span></p>
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<span style="font-family:Menlo;color:#D4D4D4"><o:p> </o:p></span></p>
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<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4"> uint32 </span><span style="font-family:Menlo;color:#9CDCFE">parameterOne</span><span style="font-family:Menlo;color:#D4D4D4">,<o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4"> uint32 </span><span style="font-family:Menlo;color:#9CDCFE">parameterTwo</span><span style="font-family:Menlo;color:#D4D4D4">,<o:p></o:p></span></p>
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<span style="font-family:Menlo;color:#D4D4D4"><o:p> </o:p></span></p>
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<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4"> uint32 </span><span style="font-family:Menlo;color:#9CDCFE">parameterThree</span><span style="font-family:Menlo;color:#D4D4D4">,<o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4"><o:p> </o:p></span></p>
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<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4"> uint32 </span><span style="font-family:Menlo;color:#9CDCFE">parameterFour</span><span style="font-family:Menlo;color:#D4D4D4">)<o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4"><o:p> </o:p></span></p>
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<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4">{<o:p></o:p></span></p>
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<span style="font-family:Menlo;color:#D4D4D4"><o:p> </o:p></span></p>
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<span style="font-family:Menlo;color:#D4D4D4"> </span><span style="font-family:Menlo;color:#DCDCAA">someUnitInternalFunction</span><span style="font-family:Menlo;color:#D4D4D4">(<o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4"><o:p> </o:p></span></p>
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<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4"> someInternalVariableWithSomeVeryLongName,<o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4"><o:p> </o:p></span></p>
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<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4"> &yetAnotherInternalVariableLongNameStyle,<o:p></o:p></span></p>
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<span style="font-family:Menlo;color:#D4D4D4"><o:p> </o:p></span></p>
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<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4"> nowThisNameIsShorter,<o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4"><o:p> </o:p></span></p>
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<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4"> nowThisNameIsShorter);<o:p></o:p></span></p>
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<span style="font-family:Menlo;color:#D4D4D4"><o:p> </o:p></span></p>
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<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4">}<o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4"><o:p> </o:p></span></p>
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<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4"><o:p> </o:p></span></p>
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<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
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<p class="MsoNormal" style="margin-left:.5in"><o:p> </o:p></p>
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<p class="MsoNormal" style="margin-left:.5in">This matches the configured continuation indent width. For lists, however, the indent does not match what I've expected: A list that exceeds the configured margin is formatted as following (I'm using <strong><span style="font-family:"Arial",sans-serif;color:#333333">Cpp11BracedListStyle:
true</span></strong>):<o:p></o:p></p>
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<p class="MsoNormal" style="margin-left:.5in"><o:p> </o:p></p>
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<div>
<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4"><o:p> </o:p></span></p>
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<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#569CD6">static</span><span style="font-family:Menlo;color:#D4D4D4"> uint8 CddDp83848Reg</span><span style="font-family:Menlo;color:#569CD6">[]</span><span style="font-family:Menlo;color:#D4D4D4"> = {CDDDP83848_BMCR_REGISTER,<o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4"><o:p> </o:p></span></p>
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<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4"> CDDDP83848_BMSR_REGISTER,<o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4"><o:p> </o:p></span></p>
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<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4"> CDDDP83848_PHYIDR1_REGISTER,<o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4"><o:p> </o:p></span></p>
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<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4"> CDDDP83848_PHYIDR2_REGISTER,<o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4"><o:p> </o:p></span></p>
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<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4"> CDDDP83848_PHYSTS_REGISTER,<o:p></o:p></span></p>
</div>
<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4"><o:p> </o:p></span></p>
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<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4"> CDDDP83848_RBR_REGISTER};<o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4"><o:p> </o:p></span></p>
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</div>
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<p class="MsoNormal" style="margin-left:.5in"><o:p> </o:p></p>
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<div>
<p class="MsoNormal" style="margin-left:.5in">Whereas I'd expect it the following style:<o:p></o:p></p>
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<p class="MsoNormal" style="margin-left:.5in"><o:p> </o:p></p>
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<div>
<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4"><o:p> </o:p></span></p>
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<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#569CD6">static</span><span style="font-family:Menlo;color:#D4D4D4"> uint8 CddDp83848Reg</span><span style="font-family:Menlo;color:#569CD6">[]</span><span style="font-family:Menlo;color:#D4D4D4"> = {<o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4"><o:p> </o:p></span></p>
<div>
<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4"> CDDDP83848_BMCR_REGISTER,<o:p></o:p></span></p>
</div>
<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4"><o:p> </o:p></span></p>
<div>
<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4"> CDDDP83848_BMSR_REGISTER,<o:p></o:p></span></p>
</div>
<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4"><o:p> </o:p></span></p>
<div>
<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4"> CDDDP83848_PHYIDR1_REGISTER,<o:p></o:p></span></p>
</div>
<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4"><o:p> </o:p></span></p>
<div>
<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4"> CDDDP83848_PHYIDR2_REGISTER,<o:p></o:p></span></p>
</div>
<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4"><o:p> </o:p></span></p>
<div>
<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4"> CDDDP83848_PHYSTS_REGISTER,<o:p></o:p></span></p>
</div>
<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4"><o:p> </o:p></span></p>
<div>
<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4"> CDDDP83848_RBR_REGISTER};<o:p></o:p></span></p>
</div>
<p class="MsoNormal" style="margin-left:.5in;line-height:13.5pt;background:#1E1E1E">
<span style="font-family:Menlo;color:#D4D4D4"><o:p> </o:p></span></p>
</div>
</div>
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<p class="MsoNormal" style="margin-left:.5in"><o:p> </o:p></p>
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<div>
<p class="MsoNormal" style="margin-left:.5in">According to the documentation<o:p></o:p></p>
</div>
<div>
<p class="MsoNormal" style="margin-left:.5in"><o:p> </o:p></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-family:"Arial",sans-serif;color:#333333;background:white">Fundamentally, C++11 braced lists are formatted
<b>exactly like function calls</b> would be formatted in their place. If the braced list follows a name (e.g. a type or variable name), clang-format formats as if the </span><span class="xpre"><span style="font-family:"Courier New";color:#333333;background:#E2E2E2">{}</span></span><span style="font-family:"Arial",sans-serif;color:#333333;background:white"> were
the parentheses of a function call with that name. If there is no name, a zero-length name is assumed.</span><o:p></o:p></p>
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<p class="MsoNormal" style="margin-left:.5in"><o:p> </o:p></p>
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<p class="MsoNormal" style="margin-left:.5in">And I have the following setting: ContinuationIndentWidth: 4. As you can see the function call is formatted nicely whereas the list initializer isn't, according to the documentation the formatting should be the
same.<o:p></o:p></p>
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<p class="MsoNormal" style="margin-left:.5in"><o:p> </o:p></p>
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<p class="MsoNormal" style="margin-left:.5in">Can someone please help me out here? I've checked several settings and can't make clang-format indent initializers according to the (admittedly a bit special) style.<o:p></o:p></p>
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<p class="MsoNormal" style="margin-left:.5in"><o:p> </o:p></p>
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<p class="MsoNormal" style="margin-left:.5in">Thanks and BR,<o:p></o:p></p>
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<p class="MsoNormal" style="margin-left:.5in">Martin<o:p></o:p></p>
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<p class="MsoNormal" style="margin-left:.5in"><o:p> </o:p></p>
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<p class="MsoNormal" style="margin-left:.5in">Attached demo file and clang-format settings<o:p></o:p></p>
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<p class="MsoNormal" style="margin-left:.5in"><o:p> </o:p></p>
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