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  <section id="cmake-3-26-release-notes">
<h1><a class="toc-backref" href="#id2" role="doc-backlink">CMake 3.26 Release Notes</a><a class="headerlink" href="#cmake-3-26-release-notes" title="Permalink to this heading">¶</a></h1>
<nav class="contents" id="contents">
<p class="topic-title">Contents</p>
<ul class="simple">
<li><p><a class="reference internal" href="#cmake-3-26-release-notes" id="id2">CMake 3.26 Release Notes</a></p>
<ul>
<li><p><a class="reference internal" href="#new-features" id="id3">New Features</a></p>
<ul>
<li><p><a class="reference internal" href="#languages" id="id4">Languages</a></p></li>
<li><p><a class="reference internal" href="#command-line" id="id5">Command-Line</a></p></li>
<li><p><a class="reference internal" href="#configure-log" id="id6">Configure Log</a></p></li>
<li><p><a class="reference internal" href="#file-based-api" id="id7">File-Based API</a></p></li>
<li><p><a class="reference internal" href="#commands" id="id8">Commands</a></p></li>
<li><p><a class="reference internal" href="#variables" id="id9">Variables</a></p></li>
<li><p><a class="reference internal" href="#properties" id="id10">Properties</a></p></li>
<li><p><a class="reference internal" href="#modules" id="id11">Modules</a></p></li>
<li><p><a class="reference internal" href="#generator-expressions" id="id12">Generator Expressions</a></p></li>
<li><p><a class="reference internal" href="#ctest" id="id13">CTest</a></p></li>
</ul>
</li>
<li><p><a class="reference internal" href="#deprecated-and-removed-features" id="id14">Deprecated and Removed Features</a></p></li>
<li><p><a class="reference internal" href="#other-changes" id="id15">Other Changes</a></p></li>
<li><p><a class="reference internal" href="#updates" id="id16">Updates</a></p>
<ul>
<li><p><a class="reference internal" href="#id1" id="id17">3.26.1, 3.26.2, 3.26.3</a></p></li>
</ul>
</li>
</ul>
</li>
</ul>
</nav>
<p>Changes made since CMake 3.25 include the following.</p>
<section id="new-features">
<h2><a class="toc-backref" href="#id3" role="doc-backlink">New Features</a><a class="headerlink" href="#new-features" title="Permalink to this heading">¶</a></h2>
<section id="languages">
<h3><a class="toc-backref" href="#id4" role="doc-backlink">Languages</a><a class="headerlink" href="#languages" title="Permalink to this heading">¶</a></h3>
<ul class="simple">
<li><p>The <code class="docutils literal notranslate"><span class="pre">ASM_MARMASM</span></code> language was added to support the
Microsoft ARM assembler language.</p></li>
</ul>
</section>
<section id="command-line">
<h3><a class="toc-backref" href="#id5" role="doc-backlink">Command-Line</a><a class="headerlink" href="#command-line" title="Permalink to this heading">¶</a></h3>
<ul class="simple">
<li><p>The <a class="reference internal" href="../manual/cmake.1.html#cmdoption-cmake-E-arg-copy"><code class="xref std std-option docutils literal notranslate"><span class="pre">cmake</span> <span class="pre">-E</span> <span class="pre">copy</span></code></a> command-line tool now
supports a <code class="docutils literal notranslate"><span class="pre">-t</span></code> argument.</p></li>
<li><p>The <a class="reference internal" href="../manual/cmake.1.html#cmdoption-cmake-E-arg-copy_directory_if_different"><code class="xref std std-option docutils literal notranslate"><span class="pre">cmake</span> <span class="pre">-E</span> <span class="pre">copy_directory_if_different</span></code></a> command-line tool was added.</p></li>
</ul>
</section>
<section id="configure-log">
<h3><a class="toc-backref" href="#id6" role="doc-backlink">Configure Log</a><a class="headerlink" href="#configure-log" title="Permalink to this heading">¶</a></h3>
<ul class="simple">
<li><p>CMake now writes a YAML log of configure-time checks to
<code class="docutils literal notranslate"><span class="pre">CMakeFiles/CMakeConfigureLog.yaml</span></code> under the top of the build tree.
See the <span class="target" id="index-0-manual:cmake-configure-log(7)"></span><a class="reference internal" href="../manual/cmake-configure-log.7.html#manual:cmake-configure-log(7)" title="cmake-configure-log(7)"><code class="xref cmake cmake-manual docutils literal notranslate"><span class="pre">cmake-configure-log(7)</span></code></a> manual.</p></li>
</ul>
</section>
<section id="file-based-api">
<h3><a class="toc-backref" href="#id7" role="doc-backlink">File-Based API</a><a class="headerlink" href="#file-based-api" title="Permalink to this heading">¶</a></h3>
<ul class="simple">
<li><p>The <span class="target" id="index-0-manual:cmake-file-api(7)"></span><a class="reference internal" href="../manual/cmake-file-api.7.html#manual:cmake-file-api(7)" title="cmake-file-api(7)"><code class="xref cmake cmake-manual docutils literal notranslate"><span class="pre">cmake-file-api(7)</span></code></a> &quot;codemodel&quot; version 2 <code class="docutils literal notranslate"><span class="pre">version</span></code> field has
been updated to 2.5.</p></li>
<li><p>The <span class="target" id="index-1-manual:cmake-file-api(7)"></span><a class="reference internal" href="../manual/cmake-file-api.7.html#manual:cmake-file-api(7)" title="cmake-file-api(7)"><code class="xref cmake cmake-manual docutils literal notranslate"><span class="pre">cmake-file-api(7)</span></code></a> &quot;codemodel&quot; version 2 &quot;target&quot; object
gained a new <code class="docutils literal notranslate"><span class="pre">fileSets</span></code> field and associated <code class="docutils literal notranslate"><span class="pre">fileSetIndex</span></code>
field to <code class="docutils literal notranslate"><span class="pre">sources</span></code> objects.</p></li>
<li><p>The <span class="target" id="index-2-manual:cmake-file-api(7)"></span><a class="reference internal" href="../manual/cmake-file-api.7.html#manual:cmake-file-api(7)" title="cmake-file-api(7)"><code class="xref cmake cmake-manual docutils literal notranslate"><span class="pre">cmake-file-api(7)</span></code></a> gained a new &quot;configureLog&quot; object kind
that enables stable access to the <span class="target" id="index-1-manual:cmake-configure-log(7)"></span><a class="reference internal" href="../manual/cmake-configure-log.7.html#manual:cmake-configure-log(7)" title="cmake-configure-log(7)"><code class="xref cmake cmake-manual docutils literal notranslate"><span class="pre">cmake-configure-log(7)</span></code></a>.</p></li>
</ul>
</section>
<section id="commands">
<h3><a class="toc-backref" href="#id8" role="doc-backlink">Commands</a><a class="headerlink" href="#commands" title="Permalink to this heading">¶</a></h3>
<ul class="simple">
<li><p>The <span class="target" id="index-0-command:add_custom_command"></span><a class="reference internal" href="../command/add_custom_command.html#command:add_custom_command" title="add_custom_command"><code class="xref cmake cmake-command docutils literal notranslate"><span class="pre">add_custom_command()</span></code></a> and <span class="target" id="index-0-command:add_custom_target"></span><a class="reference internal" href="../command/add_custom_target.html#command:add_custom_target" title="add_custom_target"><code class="xref cmake cmake-command docutils literal notranslate"><span class="pre">add_custom_target()</span></code></a> commands
now support <span class="target" id="index-0-manual:cmake-generator-expressions(7)"></span><a class="reference internal" href="../manual/cmake-generator-expressions.7.html#manual:cmake-generator-expressions(7)" title="cmake-generator-expressions(7)"><code class="xref cmake cmake-manual docutils literal notranslate"><span class="pre">generator</span> <span class="pre">expressions</span></code></a>
in their <code class="docutils literal notranslate"><span class="pre">COMMENT</span></code> option.</p></li>
<li><p>The <span class="target" id="index-0-command:message"></span><a class="reference internal" href="../command/message.html#command:message" title="message"><code class="xref cmake cmake-command docutils literal notranslate"><span class="pre">message()</span></code></a> command gained a <code class="docutils literal notranslate"><span class="pre">CONFIGURE_LOG</span></code> mode to
record an entry in the <span class="target" id="index-2-manual:cmake-configure-log(7)"></span><a class="reference internal" href="../manual/cmake-configure-log.7.html#manual:cmake-configure-log(7)" title="cmake-configure-log(7)"><code class="xref cmake cmake-manual docutils literal notranslate"><span class="pre">cmake-configure-log(7)</span></code></a>.</p></li>
<li><p>The <span class="target" id="index-0-command:string"></span><a class="reference internal" href="../command/string.html#command:string" title="string"><code class="xref cmake cmake-command docutils literal notranslate"><span class="pre">string(TIMESTAMP)</span></code></a> and <span class="target" id="index-0-command:file"></span><a class="reference internal" href="../command/file.html#command:file" title="file"><code class="xref cmake cmake-command docutils literal notranslate"><span class="pre">file(TIMESTAMP)</span></code></a> commands
now support the <code class="docutils literal notranslate"><span class="pre">%z</span></code> and <code class="docutils literal notranslate"><span class="pre">%Z</span></code> specifiers for the time zone.</p></li>
<li><p>The <span class="target" id="index-0-command:try_compile"></span><a class="reference internal" href="../command/try_compile.html#command:try_compile" title="try_compile"><code class="xref cmake cmake-command docutils literal notranslate"><span class="pre">try_compile()</span></code></a> and <span class="target" id="index-0-command:try_run"></span><a class="reference internal" href="../command/try_run.html#command:try_run" title="try_run"><code class="xref cmake cmake-command docutils literal notranslate"><span class="pre">try_run()</span></code></a> commands gained
a <code class="docutils literal notranslate"><span class="pre">LOG_DESCRIPTION</span></code> option specifying text to be recorded in the
<span class="target" id="index-3-manual:cmake-configure-log(7)"></span><a class="reference internal" href="../manual/cmake-configure-log.7.html#manual:cmake-configure-log(7)" title="cmake-configure-log(7)"><code class="xref cmake cmake-manual docutils literal notranslate"><span class="pre">cmake-configure-log(7)</span></code></a>.</p></li>
<li><p>The <span class="target" id="index-1-command:try_compile"></span><a class="reference internal" href="../command/try_compile.html#command:try_compile" title="try_compile"><code class="xref cmake cmake-command docutils literal notranslate"><span class="pre">try_compile()</span></code></a> and <span class="target" id="index-1-command:try_run"></span><a class="reference internal" href="../command/try_run.html#command:try_run" title="try_run"><code class="xref cmake cmake-command docutils literal notranslate"><span class="pre">try_run()</span></code></a> commands gained a
<code class="docutils literal notranslate"><span class="pre">NO_LOG</span></code> option to skip recording a <span class="target" id="index-4-manual:cmake-configure-log(7)"></span><a class="reference internal" href="../manual/cmake-configure-log.7.html#manual:cmake-configure-log(7)" title="cmake-configure-log(7)"><code class="xref cmake cmake-manual docutils literal notranslate"><span class="pre">cmake-configure-log(7)</span></code></a>
entry.</p></li>
</ul>
</section>
<section id="variables">
<h3><a class="toc-backref" href="#id9" role="doc-backlink">Variables</a><a class="headerlink" href="#variables" title="Permalink to this heading">¶</a></h3>
<ul class="simple">
<li><p>The <span class="target" id="index-0-variable:CMAKE_&lt;LANG&gt;_COMPILER_FRONTEND_VARIANT"></span><a class="reference internal" href="../variable/CMAKE_LANG_COMPILER_FRONTEND_VARIANT.html#variable:CMAKE_&lt;LANG&gt;_COMPILER_FRONTEND_VARIANT" title="CMAKE_&lt;LANG&gt;_COMPILER_FRONTEND_VARIANT"><code class="xref cmake cmake-variable docutils literal notranslate"><span class="pre">CMAKE_&lt;LANG&gt;_COMPILER_FRONTEND_VARIANT</span></code></a> variable is now
set for <code class="docutils literal notranslate"><span class="pre">GNU</span></code>, <code class="docutils literal notranslate"><span class="pre">MSVC</span></code>, and <code class="docutils literal notranslate"><span class="pre">AppleClang</span></code> compilers that have only
one frontend variant.</p></li>
<li><p>A <span class="target" id="index-0-variable:CMAKE_VS_VERSION_BUILD_NUMBER"></span><a class="reference internal" href="../variable/CMAKE_VS_VERSION_BUILD_NUMBER.html#variable:CMAKE_VS_VERSION_BUILD_NUMBER" title="CMAKE_VS_VERSION_BUILD_NUMBER"><code class="xref cmake cmake-variable docutils literal notranslate"><span class="pre">CMAKE_VS_VERSION_BUILD_NUMBER</span></code></a> variable is now set by
<a class="reference internal" href="../manual/cmake-generators.7.html#visual-studio-generators"><span class="std std-ref">Visual Studio Generators</span></a> for VS 2017 and above to report the
four-component Visual Studio version number.</p></li>
</ul>
</section>
<section id="properties">
<h3><a class="toc-backref" href="#id10" role="doc-backlink">Properties</a><a class="headerlink" href="#properties" title="Permalink to this heading">¶</a></h3>
<ul class="simple">
<li><p>The <span class="target" id="index-0-prop_tgt:&lt;LANG&gt;_CLANG_TIDY_EXPORT_FIXES_DIR"></span><a class="reference internal" href="../prop_tgt/LANG_CLANG_TIDY_EXPORT_FIXES_DIR.html#prop_tgt:&lt;LANG&gt;_CLANG_TIDY_EXPORT_FIXES_DIR" title="&lt;LANG&gt;_CLANG_TIDY_EXPORT_FIXES_DIR"><code class="xref cmake cmake-prop_tgt docutils literal notranslate"><span class="pre">&lt;LANG&gt;_CLANG_TIDY_EXPORT_FIXES_DIR</span></code></a> target property was
added to allow the <code class="docutils literal notranslate"><span class="pre">clang-tidy</span></code> tool to export its suggested fixes to a
set of <code class="docutils literal notranslate"><span class="pre">.yaml</span></code> files. A new
<span class="target" id="index-0-variable:CMAKE_&lt;LANG&gt;_CLANG_TIDY_EXPORT_FIXES_DIR"></span><a class="reference internal" href="../variable/CMAKE_LANG_CLANG_TIDY_EXPORT_FIXES_DIR.html#variable:CMAKE_&lt;LANG&gt;_CLANG_TIDY_EXPORT_FIXES_DIR" title="CMAKE_&lt;LANG&gt;_CLANG_TIDY_EXPORT_FIXES_DIR"><code class="xref cmake cmake-variable docutils literal notranslate"><span class="pre">CMAKE_&lt;LANG&gt;_CLANG_TIDY_EXPORT_FIXES_DIR</span></code></a> variable was created to
initialize this property.</p></li>
<li><p>The <span class="target" id="index-0-prop_tgt:XCODE_EMBED_&lt;type&gt;"></span><a class="reference internal" href="../prop_tgt/XCODE_EMBED_type.html#prop_tgt:XCODE_EMBED_&lt;type&gt;" title="XCODE_EMBED_&lt;type&gt;"><code class="xref cmake cmake-prop_tgt docutils literal notranslate"><span class="pre">XCODE_EMBED_EXTENSIONKIT_EXTENSIONS</span></code></a>
target property was added to tell the <span class="target" id="index-0-generator:Xcode"></span><a class="reference internal" href="../generator/Xcode.html#generator:Xcode" title="Xcode"><code class="xref cmake cmake-generator docutils literal notranslate"><span class="pre">Xcode</span></code></a> generator to embed
ExtensionKit-based extensions such as extensions using the Background
Assets framework.  Aspects of the embedding can be customized with:</p>
<ul>
<li><p><span class="target" id="index-1-prop_tgt:XCODE_EMBED_&lt;type&gt;"></span><a class="reference internal" href="../prop_tgt/XCODE_EMBED_type.html#prop_tgt:XCODE_EMBED_&lt;type&gt;" title="XCODE_EMBED_&lt;type&gt;"><code class="xref cmake cmake-prop_tgt docutils literal notranslate"><span class="pre">XCODE_EMBED_EXTENSIONKIT_EXTENSIONS_PATH</span></code></a></p></li>
<li><p><span class="target" id="index-0-prop_tgt:XCODE_EMBED_&lt;type&gt;_CODE_SIGN_ON_COPY"></span><a class="reference internal" href="../prop_tgt/XCODE_EMBED_type_CODE_SIGN_ON_COPY.html#prop_tgt:XCODE_EMBED_&lt;type&gt;_CODE_SIGN_ON_COPY" title="XCODE_EMBED_&lt;type&gt;_CODE_SIGN_ON_COPY"><code class="xref cmake cmake-prop_tgt docutils literal notranslate"><span class="pre">XCODE_EMBED_EXTENSIONKIT_EXTENSIONS_CODE_SIGN_ON_COPY</span></code></a></p></li>
<li><p><span class="target" id="index-0-prop_tgt:XCODE_EMBED_&lt;type&gt;_REMOVE_HEADERS_ON_COPY"></span><a class="reference internal" href="../prop_tgt/XCODE_EMBED_type_REMOVE_HEADERS_ON_COPY.html#prop_tgt:XCODE_EMBED_&lt;type&gt;_REMOVE_HEADERS_ON_COPY" title="XCODE_EMBED_&lt;type&gt;_REMOVE_HEADERS_ON_COPY"><code class="xref cmake cmake-prop_tgt docutils literal notranslate"><span class="pre">XCODE_EMBED_EXTENSIONKIT_EXTENSIONS_REMOVE_HEADERS_ON_COPY</span></code></a></p></li>
</ul>
</li>
</ul>
</section>
<section id="modules">
<h3><a class="toc-backref" href="#id11" role="doc-backlink">Modules</a><a class="headerlink" href="#modules" title="Permalink to this heading">¶</a></h3>
<ul class="simple">
<li><p>The <span class="target" id="index-0-module:ExternalProject"></span><a class="reference internal" href="../module/ExternalProject.html#module:ExternalProject" title="ExternalProject"><code class="xref cmake cmake-module docutils literal notranslate"><span class="pre">ExternalProject</span></code></a> module's <span class="target" id="index-0-command:externalproject_add"></span><a class="reference internal" href="../module/ExternalProject.html#command:externalproject_add" title="externalproject_add"><code class="xref cmake cmake-command docutils literal notranslate"><span class="pre">ExternalProject_Add()</span></code></a> command
gained an <code class="docutils literal notranslate"><span class="pre">INSTALL_BYPRODUCTS</span></code> option to specify files generated by the
<code class="docutils literal notranslate"><span class="pre">install</span></code> step.</p></li>
<li><p>The <span class="target" id="index-0-module:FindCUDAToolkit"></span><a class="reference internal" href="../module/FindCUDAToolkit.html#module:FindCUDAToolkit" title="FindCUDAToolkit"><code class="xref cmake cmake-module docutils literal notranslate"><span class="pre">FindCUDAToolkit</span></code></a> module:</p>
<ul>
<li><p>gained support for the <code class="docutils literal notranslate"><span class="pre">sbsa-linux</span></code> cross compilation target, and</p></li>
<li><p>now provides an imported target for <code class="docutils literal notranslate"><span class="pre">nvrtc_static</span></code>, if found.</p></li>
</ul>
</li>
<li><p>The <span class="target" id="index-0-module:FindImageMagick"></span><a class="reference internal" href="../module/FindImageMagick.html#module:FindImageMagick" title="FindImageMagick"><code class="xref cmake cmake-module docutils literal notranslate"><span class="pre">FindImageMagick</span></code></a> module now provides imported targets.</p></li>
<li><p>The <span class="target" id="index-0-module:FindPython3"></span><a class="reference internal" href="../module/FindPython3.html#module:FindPython3" title="FindPython3"><code class="xref cmake cmake-module docutils literal notranslate"><span class="pre">FindPython3</span></code></a> and <span class="target" id="index-0-module:FindPython"></span><a class="reference internal" href="../module/FindPython.html#module:FindPython" title="FindPython"><code class="xref cmake cmake-module docutils literal notranslate"><span class="pre">FindPython</span></code></a> modules gained
support for the <a class="reference external" href="https://docs.python.org/3/c-api/stable.html">Stable Application Binary Interface</a>.</p></li>
<li><p>The <span class="target" id="index-0-module:UseSWIG"></span><a class="reference internal" href="../module/UseSWIG.html#module:UseSWIG" title="UseSWIG"><code class="xref cmake cmake-module docutils literal notranslate"><span class="pre">UseSWIG</span></code></a> module gained support for the <code class="docutils literal notranslate"><span class="pre">perl5</span></code> language.</p></li>
</ul>
</section>
<section id="generator-expressions">
<h3><a class="toc-backref" href="#id12" role="doc-backlink">Generator Expressions</a><a class="headerlink" href="#generator-expressions" title="Permalink to this heading">¶</a></h3>
<ul class="simple">
<li><p>The <span class="target" id="index-0-genex:BUILD_LOCAL_INTERFACE"></span><a class="reference internal" href="../manual/cmake-generator-expressions.7.html#genex:BUILD_LOCAL_INTERFACE" title="BUILD_LOCAL_INTERFACE"><code class="xref cmake cmake-genex docutils literal notranslate"><span class="pre">$&lt;BUILD_LOCAL_INTERFACE:...&gt;</span></code></a> generator expression was added to
prevent usage requirements from being exported to dependent projects.</p></li>
</ul>
</section>
<section id="ctest">
<h3><a class="toc-backref" href="#id13" role="doc-backlink">CTest</a><a class="headerlink" href="#ctest" title="Permalink to this heading">¶</a></h3>
<ul class="simple">
<li><p>The <span class="target" id="index-0-envvar:CTEST_NO_TESTS_ACTION"></span><a class="reference internal" href="../envvar/CTEST_NO_TESTS_ACTION.html#envvar:CTEST_NO_TESTS_ACTION" title="CTEST_NO_TESTS_ACTION"><code class="xref cmake cmake-envvar docutils literal notranslate"><span class="pre">CTEST_NO_TESTS_ACTION</span></code></a> environment variable was added to
provide a default value for the
<a class="reference internal" href="../manual/ctest.1.html#cmdoption-ctest-no-tests"><code class="xref std std-option docutils literal notranslate"><span class="pre">--no-tests=&lt;action&gt;</span></code></a> command line
argument of <span class="target" id="index-0-manual:ctest(1)"></span><a class="reference internal" href="../manual/ctest.1.html#manual:ctest(1)" title="ctest(1)"><code class="xref cmake cmake-manual docutils literal notranslate"><span class="pre">ctest(1)</span></code></a>.</p></li>
</ul>
</section>
</section>
<section id="deprecated-and-removed-features">
<h2><a class="toc-backref" href="#id14" role="doc-backlink">Deprecated and Removed Features</a><a class="headerlink" href="#deprecated-and-removed-features" title="Permalink to this heading">¶</a></h2>
<ul class="simple">
<li><p>The <code class="docutils literal notranslate"><span class="pre">CMakeFiles/CMakeOutput.log</span></code> and <code class="docutils literal notranslate"><span class="pre">CMakeFiles/CMakeError.log</span></code>
files are no longer populated by CMake's built-in modules.
<span class="target" id="index-0-manual:cmake(1)"></span><a class="reference internal" href="../manual/cmake.1.html#manual:cmake(1)" title="cmake(1)"><code class="xref cmake cmake-manual docutils literal notranslate"><span class="pre">cmake(1)</span></code></a> no longer suggests looking at them after a
<code class="docutils literal notranslate"><span class="pre">CMake</span> <span class="pre">Error</span></code> occurs.  Information previously logged to those
files is instead logged to the <span class="target" id="index-5-manual:cmake-configure-log(7)"></span><a class="reference internal" href="../manual/cmake-configure-log.7.html#manual:cmake-configure-log(7)" title="cmake-configure-log(7)"><code class="xref cmake cmake-manual docutils literal notranslate"><span class="pre">cmake-configure-log(7)</span></code></a>.</p></li>
<li><p>On CYGWIN, the undocumented <code class="docutils literal notranslate"><span class="pre">CMAKE_LEGACY_CYGWIN_WIN32</span></code> mode for
compatibility with CMake versions older than 2.8.4 has been removed.</p></li>
</ul>
</section>
<section id="other-changes">
<h2><a class="toc-backref" href="#id15" role="doc-backlink">Other Changes</a><a class="headerlink" href="#other-changes" title="Permalink to this heading">¶</a></h2>
<ul class="simple">
<li><p><a class="reference internal" href="../manual/cmake-compile-features.7.html#language-standard-flags"><span class="std std-ref">Language Standard Flags</span></a>, such as <code class="docutils literal notranslate"><span class="pre">-std=c++11</span></code>, when generated due
to <span class="target" id="index-0-command:target_compile_features"></span><a class="reference internal" href="../command/target_compile_features.html#command:target_compile_features" title="target_compile_features"><code class="xref cmake cmake-command docutils literal notranslate"><span class="pre">target_compile_features()</span></code></a> or <span class="target" id="index-0-variable:CMAKE_&lt;LANG&gt;_STANDARD"></span><a class="reference internal" href="../variable/CMAKE_LANG_STANDARD.html#variable:CMAKE_&lt;LANG&gt;_STANDARD" title="CMAKE_&lt;LANG&gt;_STANDARD"><code class="xref cmake cmake-variable docutils literal notranslate"><span class="pre">CMAKE_&lt;LANG&gt;_STANDARD</span></code></a>,
are now placed before flags added by <span class="target" id="index-0-command:target_compile_options"></span><a class="reference internal" href="../command/target_compile_options.html#command:target_compile_options" title="target_compile_options"><code class="xref cmake cmake-command docutils literal notranslate"><span class="pre">target_compile_options()</span></code></a>,
rather than after them.</p></li>
<li><p>For all <code class="docutils literal notranslate"><span class="pre">COMPILE_DEFINITIONS</span></code> properties, any leading <code class="docutils literal notranslate"><span class="pre">-D</span></code> on an item
is removed whether or not it was specified by a generator expression.</p></li>
<li><p>The <code class="docutils literal notranslate"><span class="pre">compile_commands.json</span></code> database enabled by
<span class="target" id="index-0-variable:CMAKE_EXPORT_COMPILE_COMMANDS"></span><a class="reference internal" href="../variable/CMAKE_EXPORT_COMPILE_COMMANDS.html#variable:CMAKE_EXPORT_COMPILE_COMMANDS" title="CMAKE_EXPORT_COMPILE_COMMANDS"><code class="xref cmake cmake-variable docutils literal notranslate"><span class="pre">CMAKE_EXPORT_COMPILE_COMMANDS</span></code></a> now provides the <code class="docutils literal notranslate"><span class="pre">output</span></code>
field in the compile commands objects.  This allows multi-config
generators, such as the <span class="target" id="index-0-generator:Ninja Multi-Config"></span><a class="reference internal" href="../generator/Ninja%20Multi-Config.html#generator:Ninja Multi-Config" title="Ninja Multi-Config"><code class="xref cmake cmake-generator docutils literal notranslate"><span class="pre">Ninja</span> <span class="pre">Multi-Config</span></code></a> generator,
to provide the compile commands for all configurations.</p></li>
<li><p>The <span class="target" id="index-0-prop_gbl:USE_FOLDERS"></span><a class="reference internal" href="../prop_gbl/USE_FOLDERS.html#prop_gbl:USE_FOLDERS" title="USE_FOLDERS"><code class="xref cmake cmake-prop_gbl docutils literal notranslate"><span class="pre">USE_FOLDERS</span></code></a> global property is treated as <code class="docutils literal notranslate"><span class="pre">ON</span></code> by default.
See policy <span class="target" id="index-0-policy:CMP0143"></span><a class="reference internal" href="../policy/CMP0143.html#policy:CMP0143" title="CMP0143"><code class="xref cmake cmake-policy docutils literal notranslate"><span class="pre">CMP0143</span></code></a>.</p></li>
<li><p>The top-level <span class="target" id="index-0-command:project"></span><a class="reference internal" href="../command/project.html#command:project" title="project"><code class="xref cmake cmake-command docutils literal notranslate"><span class="pre">project()</span></code></a> call will now emit an author warning if the
documented command order in relation to <span class="target" id="index-0-command:cmake_minimum_required"></span><a class="reference internal" href="../command/cmake_minimum_required.html#command:cmake_minimum_required" title="cmake_minimum_required"><code class="xref cmake cmake-command docutils literal notranslate"><span class="pre">cmake_minimum_required()</span></code></a> is
not respected.</p></li>
<li><p>The <a class="reference internal" href="../manual/cmake.1.html#cmdoption-cmake-trace"><code class="xref std std-option docutils literal notranslate"><span class="pre">cmake</span> <span class="pre">--trace</span></code></a> option now follows <span class="target" id="index-2-command:try_compile"></span><a class="reference internal" href="../command/try_compile.html#command:try_compile" title="try_compile"><code class="xref cmake cmake-command docutils literal notranslate"><span class="pre">try_compile()</span></code></a> and
<span class="target" id="index-2-command:try_run"></span><a class="reference internal" href="../command/try_run.html#command:try_run" title="try_run"><code class="xref cmake cmake-command docutils literal notranslate"><span class="pre">try_run()</span></code></a> invocations.</p></li>
</ul>
</section>
<section id="updates">
<h2><a class="toc-backref" href="#id16" role="doc-backlink">Updates</a><a class="headerlink" href="#updates" title="Permalink to this heading">¶</a></h2>
<p>Changes made since CMake 3.26.0 include the following.</p>
<section id="id1">
<h3><a class="toc-backref" href="#id17" role="doc-backlink">3.26.1, 3.26.2, 3.26.3</a><a class="headerlink" href="#id1" title="Permalink to this heading">¶</a></h3>
<ul class="simple">
<li><p>These versions made no changes to documented features or interfaces.
Some implementation updates were made to support ecosystem changes
and/or fix regressions.</p></li>
</ul>
</section>
</section>
</section>

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    <ul>
<li><a class="reference internal" href="#">CMake 3.26 Release Notes</a><ul>
<li><a class="reference internal" href="#new-features">New Features</a><ul>
<li><a class="reference internal" href="#languages">Languages</a></li>
<li><a class="reference internal" href="#command-line">Command-Line</a></li>
<li><a class="reference internal" href="#configure-log">Configure Log</a></li>
<li><a class="reference internal" href="#file-based-api">File-Based API</a></li>
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<li><a class="reference internal" href="#properties">Properties</a></li>
<li><a class="reference internal" href="#modules">Modules</a></li>
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<li><a class="reference internal" href="#deprecated-and-removed-features">Deprecated and Removed Features</a></li>
<li><a class="reference internal" href="#other-changes">Other Changes</a></li>
<li><a class="reference internal" href="#updates">Updates</a><ul>
<li><a class="reference internal" href="#id1">3.26.1, 3.26.2, 3.26.3</a></li>
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