[llvm-dev] RFC: DenseMap grow() slowness

[Philip Reames via llvm-dev]

On 03/15/2016 05:10 PM, Owen Anderson wrote:
>
>> On Mar 15, 2016, at 4:56 PM, Philip Reames via llvm-dev 
>> <llvm-dev at lists.llvm.org <mailto:llvm-dev at lists.llvm.org>> wrote:
>>
>> Er, LoadValue's been around for a while (6 months).  How far back are 
>> you testing?  I'd strongly suggest switching to something more recent.
>
> Some of us have to support internal release branches for non-trivial 
> amounts of time.
Right, but how does that relate to the code base you're looking at when 
analyzing performance and proposing changes on ToT?
>
> —Owen

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