[Insight-developers] Define _GLIBCXX_DEBUG on dashboard?

[Bill Lorensen]

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...




On Tue, May 28, 2013 at 2:16 PM, Bradley Lowekamp <blowekamp at mail.nih.gov>wrote:

> Hi,
>
> I am looking through more gcc debug flags and I have come across a couple
> interesting new ones with gcc 4.8:
>
> -fsanitize=addressEnable AddressSanitizer, a fast memory error detector.
> Memory access instructions will be instrumented to detect out-of-bounds and
> use-after-free bugs. See http://code.google.com/p/address-sanitizer/ for
> more details.
> -fsanitize=threadEnable ThreadSanitizer, a fast data race detector.
> Memory access instructions will be instrumented to detect data race bugs.
> See http://code.google.com/p/data-race-test/wiki/ThreadSanitizer for more
> details.
>
>
> It looks like they are ported from clang/llvm projects. They looks quite
> useful!
>
> I'd be curios if any one has tried them out in clang or gcc, and what they
> think of them.
>
> Brad
>
> On May 28, 2013, at 10:37 AM, Bradley Lowekamp <blowekamp at mail.nih.gov>
> wrote:
>
> Hello,
>
> 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 :)
>
> I am going to add this flag to some of my dashboard builds.
>
> Brad
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