my.cabal

name: OrderFlags
version: 0.1
license: BSD3
author: Oleksandr Manzyuk
stability: stable
category: PackageTests
build-type: Simple
cabal-version: >=1.9.2

description:
    Check that Cabal correctly orders flags that are passed to GHC.

library
    exposed-modules: Foo
    build-depends: base

    ghc-options: -Wall -Werror

    if impl(ghc >= 6.12.1)
        ghc-options: -fno-warn-unused-do-bind