<div dir="auto">Yeah. I don’t know I ever use MPI in anything less than the latest clang or maybe one version back if they broke something. </div><div dir="auto"><br></div><div dir="auto">—Mark</div><div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Fri, May 7, 2021 at 3:11 PM Ken Cunningham <<a href="mailto:ken.cunningham.webuse@gmail.com">ken.cunningham.webuse@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Yes, gcc7 works down to 10.4, both PPC and Intel and is the primary compiler there. I can see no need for openMPI to support any older gcc.<br>
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clang-3.3, clang-3.4, and clang-3.7 should not be used for anything other than bootstrapping to newer clangs now.<br>
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Ken<br>
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</blockquote></div></div>-- <br><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature">Sent from Gmail Mobile on iPhone</div>