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Fixed in 2022.2.X

Votes

0

Found in

2020.1.0b1

2020.2

2020.3

2021.1

2021.2

2022.1

2022.2

Issue ID

1413173

Regression

No

Compiler Bug: Translation of HLSL function firstbithigh() to Vulkan and OpenGL is incorrect

Shader System

-

How to reproduce:
1. Open the attached "ReproFindMSB.zip" project
2. Open Window -> General -> Test Runner
3. Click "Run All"

Expected result: the tests don't fail with the Vulkan or OpenGL graphics API
Actual result: the tests fail

Reproducible with: 2019.4.36f1, 2020.1.0a25, 2020.1.0b1, 2020.2.7f1, 2020.3.32f1, 2021.1.28f1, 2021.2.17f1, 2022.1.0b14, 2022.2.0a9

Note: the test is failing with the Vulkan or OpenGL graphics API enabled but passing with the DX 11 graphics API and Metal API

  1. Resolution Note (fix version 2022.2):

    Fixed in 2022.2.0a15
    Firstbithigh should now be correctly translated in opengl/vulkan

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