[PATCH v5 0/1] MR203: vkd3d-shader/hlsl: Fold constant integral abs().

[Ethan Lee (＠flibitijibibo)]

Found while running a bunch of D3D9 shaders through MojoShader's HLSL emitter.

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  v5: vkd3d-shader/hlsl: Fold constant integral abs().
 
https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/203