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<span id="platform-notes-section-label"></span><h1><span class="section-number">3.2. </span>Platform Notes<a class="headerlink" href="#platform-notes" title="Permalink to this heading"></a></h1>
<ul class="simple">
<li><p>Systems that have been tested are:</p>
<ul>
<li><p>Linux (various flavors/distros), 64 bit (x86, ppc, aarch64),
with gcc (>=4.8.x+), clang (>=3.6.0), Intel,
and Portland (be sure to also see <a class="reference internal" href="compilers.html#compiler-notes-section-label"><span class="std std-ref">the Compiler Notes
section</span></a>)</p></li>
<li><p>macOS (10.14-10.15, 11.x, 12.x), 64 bit (x86_64 and M1) with XCode
compilers</p></li>
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<li><p>Other systems have been lightly (but not fully) tested:</p>
<ul>
<li><p>Cygwin 64 bit with gcc</p></li>
<li><p>ARMv6, ARMv7, ARMv9</p></li>
<li><p>Other 64 bit platforms.</p></li>
<li><p>OpenBSD. Requires configure option``–disable-dlopen`` with this release.</p></li>
<li><p>Problems have been reported when building on FreeBSD 11.1
using the clang-4.0 system compiler. A workaround is to build
PMIx using the GNU compiler.</p></li>
</ul>
</li>
</ul>
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<p class="admonition-title">Note</p>
<p>32-bit environments are no longer supported.</p>
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