<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="">Hi,<div class=""><br class=""></div><div class="">I am using</div><div class=""><br class=""></div><div class="">mpicxx for MPICH version 3.2.1<br class="">Apple LLVM version 10.0.0 (clang-1000.11.45.2)<br class="">Target: x86_64-apple-darwin17.7.0<br class="">Thread model: posix<br class="">InstalledDir: /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin<br class=""><br class=""></div><div class="">But I run into a runtime error:</div><div class=""><br class=""></div><div class="">Assertion failed in file src/mpid/ch3/channels/nemesis/src/ch3i_comm.c at line 139: 0<br class="">internal ABORT - process 0<br class="">Assertion failed in file src/mpid/ch3/channels/nemesis/src/ch3i_comm.c at line 139: 0<br class="">internal ABORT - process 1<br class=""><br class=""></div><div class="">I looked into the source code ch3i_comm.c and found that there is a FIXME comment but I am not quite sure I get the picture. So my question is:</div><div class=""><br class=""></div><div class="">In what condition(s) does one get this assertion error?</div><div class=""><br class=""></div><div class="">Sincerely,</div><div class=""><br class=""><div class="">
<div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><div style="color: rgb(0, 0, 0); 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; -webkit-text-stroke-width: 0px;">Chao-Chin Yang</div><div style="color: rgb(0, 0, 0); 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; -webkit-text-stroke-width: 0px;">Postdoctoral Scholar</div><div style="color: rgb(0, 0, 0); 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; -webkit-text-stroke-width: 0px;">Department of Physics and Astronomy</div><div style="color: rgb(0, 0, 0); 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; -webkit-text-stroke-width: 0px;">University of Nevada, Las Vegas, U.S.A.</div><div style="color: rgb(0, 0, 0); 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; -webkit-text-stroke-width: 0px;"><br class=""></div></div><br class="Apple-interchange-newline">
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