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List: cfe-dev
Subject: Re: [cfe-dev] sanitizer_symbolizer_mac.cc:26 -- "unimplemented"
From: Alexey Samsonov <samsonov () google ! com>
Date: 2013-02-26 13:42:51
Message-ID: CAGSYnCP1s-8O+86Zr559L2dp=9pOhyhtftgm+X0NnAWyOaLkVw () mail ! gmail ! com
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On Wed, Feb 20, 2013 at 9:24 PM, Sean McBride <sean@rogue-research.com>wrote:
> Hi all,
>
> I built clang ToT yesterday and tried to build a big project (on OS X
> 10.7) with ubsan flags on. I get the following:
>
> 225: ==24012== Sanitizer CHECK failed:
> /Users/sean/llvm/llvm/projects/compiler-rt/lib/sanitizer_common/sanitizer_symbolizer_mac.cc:26
> ((0 && "unimplemented")) != (0) (0, 0)
>
> Is this an indication of it catching undefined behaviour in my code, or
> some unfinished work in ubsan itself, or...?
>
Hi Sean!
Sorry for the late response...
r176091 should hopefully help you. Symbolization doesn't work on Mac yet,
I'll try to fix this soon.
Try re-running your code under ubsan - it's likely the case that ubsan
detected some error and died while
trying to report it.
>
> Thanks,
>
> --
> ____________________________________________________________
> Sean McBride, B. Eng sean@rogue-research.com
> Rogue Research www.rogue-research.com
> Mac Software Developer Montréal, Québec, Canada
>
>
>
> _______________________________________________
> cfe-dev mailing list
> cfe-dev@cs.uiuc.edu
> http://lists.cs.uiuc.edu/mailman/listinfo/cfe-dev
>
--
Alexey Samsonov, MSK
[Attachment #5 (text/html)]
<div dir="ltr"><br><div class="gmail_extra"><br><div class="gmail_quote">On Wed, Feb \
20, 2013 at 9:24 PM, Sean McBride <span dir="ltr"><<a \
href="mailto:sean@rogue-research.com" \
target="_blank">sean@rogue-research.com</a>></span> wrote:<br> <blockquote \
class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc \
solid;padding-left:1ex">Hi all,<br> <br>
I built clang ToT yesterday and tried to build a big project (on OS X 10.7) with \
ubsan flags on. I get the following:<br> <br>
225: ==24012== Sanitizer CHECK failed: \
/Users/sean/llvm/llvm/projects/compiler-rt/lib/sanitizer_common/sanitizer_symbolizer_mac.cc:26 \
((0 && "unimplemented")) != (0) (0, 0)<br> <br>
Is this an indication of it catching undefined behaviour in my code, or some \
unfinished work in ubsan itself, or...?<br></blockquote><div><br></div><div style>Hi \
Sean!</div><div style><br></div><div style>Sorry for the late response...</div> <div \
style>r176091 should hopefully help you. Symbolization doesn't work on Mac yet, \
I'll try to fix this soon.</div><div style>Try re-running your code under ubsan - \
it's likely the case that ubsan detected some error and died while</div> <div \
style>trying to report it.</div><div> </div><blockquote class="gmail_quote" \
style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"> <br>
Thanks,<br>
<span class="HOEnZb"><font color="#888888"><br>
--<br>
____________________________________________________________<br>
Sean McBride, B. Eng <a \
href="mailto:sean@rogue-research.com">sean@rogue-research.com</a><br> Rogue Research \
<a href="http://www.rogue-research.com" \
target="_blank">www.rogue-research.com</a><br> Mac Software Developer \
Montréal, Québec, Canada<br> <br>
<br>
<br>
_______________________________________________<br>
cfe-dev mailing list<br>
<a href="mailto:cfe-dev@cs.uiuc.edu">cfe-dev@cs.uiuc.edu</a><br>
<a href="http://lists.cs.uiuc.edu/mailman/listinfo/cfe-dev" \
target="_blank">http://lists.cs.uiuc.edu/mailman/listinfo/cfe-dev</a><br> \
</font></span></blockquote></div><br><br clear="all"><div><br></div>-- \
<br><div>Alexey Samsonov, MSK</div> </div></div>
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