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Fixed

Fixed in 2021.3.9f1, 2022.1.12f1, 2023.1.0a5

Unknown (hidden) 2022.2.X

Votes

0

Found in

2021.3.8f1

2022.1.11f1

2022.2.0b7

2023.1.0a4

Issue ID

UUM-14015

Regression

Yes

Function with a return type of void*[] causes a C++ compiler error on IL2CPP

-

Reproduction steps:

  1. Create a new project
  2. Import the “NewBehaviourScript.cs” script
  3. Attach the “NewBehaviourScript.cs” to any GameObject in a scene
  4. Press File → Build And Run

Expected result: Build is successful
Actual result: Build is not successful, errors in the Console

Reproducible with: 2021.2.0a17, 2021.3.8f1, 2022.1.0a1, 2022.1.11f1, 2022.2.0a1, 2022.2.0b7, 2023.1.0a4
Not reproducible with: 2020.3.39f1, 2021.2.0a16, 2021.3.9f1, 2022.1.12f1, 2022.1.15f1, 2023.1.0a5, 2023.1.0a9

Reproduced on: Windows 10

Note: project won’t build if affected by this bug

Part of error:
Building Library\Bee\artifacts\WinPlayerBuildProgram\u1oik\i9ie_bly-CSharp.obj failed with output:
Assembly-CSharp.cpp
C:\Users\oleh.halytskyi\UnityProjects\cppThing\Library\Bee\artifacts\WinPlayerBuildProgram\il2cppOutput\cpp\Assembly-CSharp.cpp(443): error C2440: '=': cannot convert from 'void' to 'VoidU2AU5BU5D_tDABEC795D8DD5AF263B91D9FE3AC7C4BCA43E6D1 '
C:\Users\oleh.halytskyi\UnityProjects\cppThing\Library\Bee\artifacts\WinPlayerBuildProgram\il2cppOutput\cpp\Assembly-CSharp.cpp(443): note: Expressions of type void cannot be converted to other types
C:\Users\oleh.halytskyi\UnityProjects\cppThing\Library\Bee\artifacts\WinPlayerBuildProgram\il2cppOutput\cpp\Assembly-CSharp.cpp(608): error C2562: 'void_ptrArray2_ToArray_mE715C8AA2265AA1865F180299561234D5A8D80D9': 'void' function returning a value
C:\Users\oleh.halytskyi\UnityProjects\cppThing\Library\Bee\artifacts\WinPlayerBuildProgram\il2cppOutput\cpp\Assembly-CSharp.cpp(557): note: see declaration of 'void_ptrArray2_ToArray_mE715C8AA2265AA1865F180299561234D5A8D80D9'
C:\Users\oleh.halytskyi\UnityProjects\cppThing\Library\Bee\artifacts\WinPlayerBuildProgram\il2cppOutput\cpp\Assembly-CSharp.cpp(703): error C2440: '=': cannot convert from 'void' to 'VoidU2AU5BU5D_tDABEC795D8DD5AF263B91D9FE3AC7C4BCA43E6D1 '
C:\Users\oleh.halytskyi\UnityProjects\cppThing\Library\Bee\artifacts\WinPlayerBuildProgram\il2cppOutput\cpp\Assembly-CSharp.cpp(703): note: Expressions of type void cannot be converted to other types

  1. Resolution Note (fix version 2023.1.0a5):

    Fixed in 2023.1.0a5

  2. Resolution Note (fix version 2022.1.12f1):

    Fixed in 2022.1.12f1

  3. Resolution Note (fix version 2021.3.9f1):

    Fixed in 2021.3.9f1

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