[llvm-dev] RFC: EfficiencySanitizer

[Derek Bruening via llvm-dev]

On Mon, Apr 18, 2016 at 2:15 PM, Craig, Ben <ben.craig at codeaurora.org>
wrote:

> Some other things that might be useful to look for (unrelated to the
> Working set measurement tool):
> * Missed restrict opportunities
> With shadow memory, you should be able to track whether there is aliasing
> in practice for a given execution, and whether annotating with restrict
> would reduce the number of loads and stores.
>
> * Missed vectorization opportunities
> I'm not exactly sure how you could annotate on this front, but this blog
> post (
> http://blog.llvm.org/2014/11/loop-vectorization-diagnostics-and.html )
> describes where some diagnostics are already present.  If you can also
> determine whether those optimizations would be valuable through
> instrumentation, then it could be valuable to report it.
>

Thank you for the ideas.  I've added them to
https://llvm.org/bugs/show_bug.cgi?id=27438
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