[llvm] r296642 - [GVNHoist] Don't hoist unsafe scalars at -Oz (PR31729)

[Hans Wennborg via llvm-commits]

Merged to 4.0 in r296761.

On Wed, Mar 1, 2017 at 9:15 AM, Hans Wennborg via llvm-commits
<llvm-commits at lists.llvm.org> wrote:
> Author: hans
> Date: Wed Mar  1 11:15:08 2017
> New Revision: 296642
>
> URL: http://llvm.org/viewvc/llvm-project?rev=296642&view=rev
> Log:
> [GVNHoist] Don't hoist unsafe scalars at -Oz (PR31729)
>
> Based on Aditya Kumar's patch:
>
> Differential Revision: https://reviews.llvm.org/D29092
>
> Added:
>     llvm/trunk/test/Transforms/GVNHoist/hoist-unsafe-pr31729.ll
> Modified:
>     llvm/trunk/lib/Transforms/Scalar/GVNHoist.cpp