IdentityList.o )
[ 2 of 39] Compiling Quaternion       ( src/Quaternion.hs, dist/build/frag/frag-tmp/Quaternion.o )

src/Quaternion.hs:22:27:
    Couldn't match expected type `GLfloat'
           against inferred type `Float'
    In the expression: (r00 :: GLfloat)
    In the second argument of `newMatrix', namely
        `[(r00 :: GLfloat), r01, r02, r03, ....]'
    In the expression:
        newMatrix ColumnMajor [(r00 :: GLfloat), r01, r02, r03, ....]
cabal: Error: some packages failed to install:
frag-1.1.2 failed during the building phase. The exception was:
exit: ExitFailure 1

Why?