testsuite/tests/safeHaskell/safeLanguage/SafeLang08.stderr


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SafeLang08.hs:10:1: error: [GHC-57638]
    • Unacceptable result type in foreign declaration:
        Safe Haskell is on, all FFI imports must be in the IO monad
    • When checking declaration:
        foreign import ccall safe "SafeLang08_A" c_sin
          :: CDouble -> CDouble