[llvm] r260816 - [Hexagon] Replace use of "std::map::emplace" with "insert"

[Krzysztof Parzyszek via llvm-commits]

On 2/16/2016 6:08 PM, David Blaikie wrote:
>
> This would cause the InstrIndexMap to be copied on insertion, if you
> just roll it inot the insert (or call std::move on the insert) it should
> be a bit more efficient by being able to move from the InstrIndexMap
> into the BlockIndexes.

Fixed in r261096.  Thanks!

-Krzysztof

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