[LLVMdev] Brain dump on type merging

[David Blaikie]

On Thu, Dec 4, 2014 at 1:23 AM, Chandler Carruth <chandlerc at google.com>
wrote:

>
> On Thu, Dec 4, 2014 at 1:18 AM, Hal Finkel <hfinkel at anl.gov> wrote:
>
>> +1 -- We don't need types on pointers -- they don't convey any
>> information to the optimizer. FWIW, it would not surprise me if the
>> elimination of all of the unnecessary pointer bitcasts produces measurable
>> compile-time savings.
>
>
> Indeed.
>
> I'm actually interested in looking at this if no one else gets to it
> first. (for me, it's after the pass manager at the least) If someone else
> is able to hack on this though, it would be awesome. I think it'll actually
> help LTO quite a lot by reducing the footprint of the IR.
>

This sounds potentially like the sort of monkey work I could do/dabble in -
might chat with you more about it to see if I'm figuring that correctly
before diving in.


>
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