<div dir="auto"><div dir="auto">Ok, I'll give it a try ...</div><div dir="auto"><br></div><div dir="auto">But Gcc versions alone doesn't explain the bug... As I said earlier:</div><div dir="auto"><br></div><div dir="auto"># The usage of your old Fortran interface "use mpi" does not show the index bug</div><div dir="auto"># The OpenMPI new "use mpi_f08" also doesn't have it ... </div><div dir="auto"><br></div><div dir="auto"><span style="font-family:sans-serif">All compiled from scratch with Gcc 9.1.1</span><br></div><div dir="auto"><br></div><div dir="auto">It seems too easy to just blame the compiler for this behavior. I also encourage you to test the program I submitted with the versions is Gcc that you find to be stabler, to reproduce the error.</div><div dir="auto"><br></div><div dir="auto">It's much more likely that you just missed something in your new interface that OpenMPI got covered.</div><div dir="auto"><br></div><div dir="auto"><br></div><div dir="auto">--</div><div dir="auto">Best regards,</div><div dir="auto">M.Sc.Eng. Pedro Ricardo C. Souza</div><div dir="auto"><br></div><br><div class="gmail_quote" dir="auto"><div dir="ltr" class="gmail_attr">Em qui, 14 de nov de 2019 10:27, Thomas König via discuss <<a href="mailto:discuss@mpich.org" target="_blank" rel="noreferrer">discuss@mpich.org</a>> escreveu:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="auto"><div dir="ltr">Hi,</div><div dir="ltr"><br></div><div dir="ltr">just a general remark on this.</div><div dir="ltr"><br></div><div dir="ltr">If you were using gfortran 9, that has seen a fair number of bug fixes in that field in the recent weeks, which will be included in the next release of gcc 9 and the upcoming release of gcc 10.</div><div dir="ltr"><br></div><div dir="ltr">If you can, you might give the current gcc 9 branch a spin to see if the problem goes away. Any additional bug reports would be wecome 😉</div><blockquote type="cite"><div dir="ltr"><div><div><blockquote type="cite"><div><blockquote style="font-family:Helvetica;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none;margin:0px 0px 0px 40px;border:none;padding:0px">
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