Whamcloud Community JIRA https://jira.whamcloud.com This file is an XML representation of an issue en-us 9.4.14 940014 05-12-2023 [LU-6394] compile errors when _FORTIFY_SOURCE is used https://jira.whamcloud.com/browse/LU-6394 Lustre <p>When Lustre is configured with CFLAGS="-D_FORTIFY_SOURCE=2 -O2" on Centos 6, the compilation will fails with errors such as this one:</p> <div class="preformatted panel" style="border-width: 1px;"><div class="preformattedContent panelContent"> <pre>cacheio.c: In function ‘qword_printhex’: cacheio.c:174: error: ignoring return value of ‘fwrite’, declared with attribute warn_unused_result </pre> </div></div> <p>The value is usually ignored because it doesn't matter.</p> <p>Note that these errors tend to show on more modern distributions, that have _FORTIFY_SOURCE on by default.</p> LU-6394 compile errors when _FORTIFY_SOURCE is used Bug Minor Resolved Fixed Dmitry Eremin Frank Zago Fri, 20 Mar 2015 20:58:42 +0000 Thu, 9 Feb 2017 18:34:44 +0000 Mon, 6 Apr 2015 09:25:27 +0000 Lustre 2.7.0 Lustre 2.8.0 Lustre 2.8.0 0 5 <p>frank zago (fzago@cray.com) uploaded a new patch: <a href="http://review.whamcloud.com/14126" class="external-link" target="_blank" rel="nofollow noopener">http://review.whamcloud.com/14126</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-6394" title="compile errors when _FORTIFY_SOURCE is used" class="issue-link" data-issue-key="LU-6394"><del>LU-6394</del></a> all: fix compilation errors with FORTIFY_SOURCE<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: 1<br/> Commit: 5844b42271ebb42aff86e27e96b55bdec50efd9a</p> <p>Hi Dmitry,<br/> Could you take this one?<br/> Thank you!</p> <p>Oleg Drokin (oleg.drokin@intel.com) merged in patch <a href="http://review.whamcloud.com/14126/" class="external-link" target="_blank" rel="nofollow noopener">http://review.whamcloud.com/14126/</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-6394" title="compile errors when _FORTIFY_SOURCE is used" class="issue-link" data-issue-key="LU-6394"><del>LU-6394</del></a> all: fix compilation errors with FORTIFY_SOURCE<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: <br/> Commit: c58d3c5a102f97c6014b9a6342e6f7afd3a5cf5c</p> Duplicate Related LU-2753 Development Rank 1|hzx933: Rank (Obsolete) 9223372036854775807 Severity