<div dir="ltr"><div class="markdown-here-wrapper" style=""><p style="margin:0px 0px 1.2em!important">Hi MPICH-developers, </p>
<p style="margin:0px 0px 1.2em!important">I’m seeing a build error for mpich-3.3.2 on a cluster using gcc-9.3.0. I tried installing mpich using spack while linking against ucx and pmix installed by sysadmins at /usr/local. The error is as follows : </p>
<pre style="font-size:0.85em;font-family:Consolas,Inconsolata,Courier,monospace;font-size:1em;line-height:1.2em;margin:1.2em 0px"><code style="font-size:0.85em;font-family:Consolas,Inconsolata,Courier,monospace;margin:0px 0.15em;padding:0px 0.3em;white-space:pre-wrap;border:1px solid rgb(234,234,234);background-color:rgb(248,248,248);border-radius:3px;display:inline;white-space:pre;overflow:auto;border-radius:3px;border:1px solid rgb(204,204,204);padding:0.5em 0.7em;display:block!important">  >> 14144    /usr/bin/ld: cannot find -levent
  >> 14145    /usr/bin/ld: cannot find -levent_pthreads
  >> 14146    collect2: error: ld returned 1 exit status
  >> 14147    make[2]: *** [lib/<a href="http://libmpi.la">libmpi.la</a>] Error 1
     14148    make[2]: Leaving directory `/tmp/sas4990/spack-stage/spack-stage-
              mpich-3.3.2-no52nugggqn3fuligbvtucr2uaxdf47d/spack-src'
  >> 14149    make[1]: *** [all-recursive] Error 1
     14150    make[1]: Leaving directory `/tmp/sas4990/spack-stage/spack-stage-
              mpich-3.3.2-no52nugggqn3fuligbvtucr2uaxdf47d/spack-src'
  >> 14151    make: *** [all] Error 2
</code></pre><p style="margin:0px 0px 1.2em!important">I’m attaching config.log and all the spack logs (build-env, build-logs and config-args). </p>
<p style="margin:0px 0px 1.2em!important">Thanks in advance for the help and hope everyone is staying safe from the virus!</p>
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YnI+PC9kaXY+PC9kaXY+PC9kaXY+" style="height:0;width:0;max-height:0;max-width:0;overflow:hidden;font-size:0em;padding:0;margin:0"></div></div><div><div><div>-- <br><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div style="font-size:12.8px">Sajid Ali | PhD Candidate<br></div><div style="font-size:12.8px">Applied Physics<br></div><div style="font-size:12.8px">Northwestern University</div><div style="font-size:12.8px"><a href="http://s-sajid-ali.github.io" target="_blank">s-sajid-ali.github.io</a></div></div></div></div></div></div></div></div></div></div></div>