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Build error: Couldn't match expected type: TyVarBndr Specificity #12

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chansey97 opened this issue Mar 5, 2024 · 0 comments
Open

Build error: Couldn't match expected type: TyVarBndr Specificity #12

chansey97 opened this issue Mar 5, 2024 · 0 comments

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@chansey97
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Trying to compile sdl2-gfx-master 8532ccf with GHC 9.8.1 on Windows yields the following error:

E:\work-pl\haskell\code\sdl2-gfx\src\SDL\Raw\Helper.hs:84:10: error:
    Couldn't match expected type: TyVarBndr Specificity

It can be fixed via template-haskell-compat-v0208

Related issues:

nikita-volkov/contravariant-extras#8

nikita-volkov/contravariant-extras@cc8ed21
chansey97 added a commit to chansey97/sdl2-gfx that referenced this issue Mar 5, 2024
@chansey97
Fix build error: Couldn't match expected type: TyVarBndr Specificity
d2e41ce 
Tested with cabal-install 3.10.2.1 with GHC 9.8.1 and stack 2.15.1 with lts-21.25.

Related issue: haskell-game#12
@chansey97 chansey97 mentioned this issue Mar 5, 2024
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@chansey97