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Hi Junchao,</div>
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Not sure what happened. Do you have the output log for configure and make?</div>
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Hui<br>
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<div id="divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" style="font-size:11pt" color="#000000"><b>From:</b> Junchao Zhang via discuss <discuss@mpich.org><br>
<b>Sent:</b> Monday, July 19, 2021 2:59 PM<br>
<b>To:</b> discuss@mpich.org <discuss@mpich.org><br>
<b>Cc:</b> Junchao Zhang <junchao.zhang@gmail.com><br>
<b>Subject:</b> [mpich-discuss] Build failed with Undefined symbols</font>
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<div dir="ltr" class="x_gmail_attr">Hello,<br>
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<div>I configured mpich/main (or 4.0a2) with </div>
<div> ./configure CC=gcc CXX=g++ --enable-fortran=no</div>
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<div>on Mac with Apple clang version 12.0.5 (clang-1205.0.22.11). The build failed with</div>
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<div> CCLD hydra_pmi_proxy<br>
Undefined symbols for architecture x86_64:<br>
"_hwloc_topology_set_io_types_filter", referenced from:<br>
_HYDT_topo_hwloc_init in libhydra.a(topo_hwloc.o)<br>
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<div dir="ltr">--Junchao Zhang</div>
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