<html><head><meta http-equiv="Content-Type" content="text/html; charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><br class=""><div><br class=""><blockquote type="cite" class=""><div class="">On Jun 26, 2021, at 11:06 PM, Luo, Runfeng <<a href="mailto:runfeng.luo18@imperial.ac.uk" class="">runfeng.luo18@imperial.ac.uk</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><meta charset="UTF-8" class=""><div style="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; -webkit-text-stroke-width: 0px; text-decoration: none; font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt;" class="">I think I now know where the problem lies. GCC 10 brings in stricter type check. I guess I will try to downgrade my GCC library to see if it resolves the problem. </div><div style="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; -webkit-text-stroke-width: 0px; text-decoration: none; font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt;" class=""><br class=""></div></div></blockquote><br class=""></div><div>No need to downgrade:</div><div><br class=""></div><div><a href="https://gcc.gnu.org/onlinedocs/gfortran/Fortran-Dialect-Options.html" class="">https://gcc.gnu.org/onlinedocs/gfortran/Fortran-Dialect-Options.html</a></div><div><br class=""></div><div><span style="font-family: monospace; font-size: medium; font-variant-ligatures: normal; orphans: 2; widows: 2; background-color: rgb(255, 255, 255); text-decoration-thickness: initial;" class="">-fallow-argument-mismatch</span></div><div><span style="font-family: monospace; font-size: medium; font-variant-ligatures: normal; orphans: 2; widows: 2; background-color: rgb(255, 255, 255); text-decoration-thickness: initial;" class=""><br class=""></span></div>Tony<div class=""><br class=""></div></body></html>