<div dir="ltr"><div><br></div>Sean is the debug flags master. For VTK, he has enabled most everything and found lots of issues. I'll let him comment on his experiences...<br><br><br></div><div class="gmail_extra"><br><br>
<div class="gmail_quote">On Tue, May 28, 2013 at 2:16 PM, Bradley Lowekamp <span dir="ltr"><<a href="mailto:blowekamp@mail.nih.gov" target="_blank">blowekamp@mail.nih.gov</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<div style="word-wrap:break-word"><div>Hi,</div><div><br></div><div>I am looking through more gcc debug flags and I have come across a couple interesting new ones with gcc 4.8:</div><div><br></div><div><dt style="font-family:Times">
<code>-fsanitize=address</code></dt><dd style="font-family:Times">Enable AddressSanitizer, a fast memory error detector. Memory access instructions will be instrumented to detect out-of-bounds and use-after-free bugs. See <a href="http://code.google.com/p/address-sanitizer/" target="_blank">http://code.google.com/p/address-sanitizer/</a> for more details. <br>
</dd><dt style="font-family:Times"><code>-fsanitize=thread</code></dt><dd style="font-family:Times">Enable ThreadSanitizer, a fast data race detector. Memory access instructions will be instrumented to detect data race bugs. See <a href="http://code.google.com/p/data-race-test/wiki/ThreadSanitizer" target="_blank">http://code.google.com/p/data-race-test/wiki/ThreadSanitizer</a> for more details. </dd>
<div><br></div></div><div><br></div><div>It looks like they are ported from clang/llvm projects. They looks quite useful!</div><div><br></div><div>I'd be curios if any one has tried them out in clang or gcc, and what they think of them.</div>
<div><br></div><div>Brad</div><div><div class="h5"><div><br><div><div>On May 28, 2013, at 10:37 AM, Bradley Lowekamp <<a href="mailto:blowekamp@mail.nih.gov" target="_blank">blowekamp@mail.nih.gov</a>> wrote:</div><br>
<blockquote type="cite">Hello,<br><br>It has come to my attention that we don't have any systems which define "_GLIBCXX_DEBUG" on the dashboard or in the robot builds. This is a very useful option to add for testing. It can detect things like going pass the end with iterators :)<br>
<br>I am going to add this flag to some of my dashboard builds.<br><br>Brad <br>_______________________________________________<br>Powered by <a href="http://www.kitware.com" target="_blank">www.kitware.com</a><br><br>Visit other Kitware open-source projects at<br>
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