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{-# LANGUAGE ForeignFunctionInterface #-}
module ShouldCompile where
import Foreign.C.Types
{-
During 6.11, this was failing like this:
In file included from /ghc/includes/Stg.h:207,
from /tmp/ghc2904_0/ghc2904_0.hc:3:0:
/tmp/ghc2904_0/ghc2904_0.hc: In function `swM_ret':
/tmp/ghc2904_0/ghc2904_0.hc:22:0:
error: `gamma' undeclared (first use in this function)
/tmp/ghc2904_0/ghc2904_0.hc:22:0:
error: (Each undeclared identifier is reported only once
/tmp/ghc2904_0/ghc2904_0.hc:22:0:
error: for each function it appears in.)
-}
foreign import ccall unsafe "math.h gamma"
gamma :: CDouble -> CDouble
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