`make test-ghci` errors.

[cmal]

$ make test-ghci

STACK_YAML="stack.yaml" stack ghci course:test:course-tests
Getting project config file from STACK_YAML environment
Using main module: 1. Package `course' component course:test:course-tests with main-is file: /Users/xxx/gits/fp-course/test/Spec.hs
The following GHC options are incompatible with GHCi and have not been passed to it: -threaded
Configuring GHCi with the following packages: course
GHCi, version 8.0.2: http://www.haskell.org/ghc/  :? for help
<command line>: can't load .so/.DLL for: /Users/xxx/.stack/snapshots/x86_64-osx/e5555a29f16b11d36296dadc4046142ee96805049489014717b4b47dc561d5c1/8.0.2/lib/x86_64-osx-ghc-8.0.2/libHSsetenv-0.1.1.3-8dEhk6JWvlmCmVyBammSpu-ghc8.0.2.dylib (dlopen(/Users/xxx/.stack/snapshots/x86_64-osx/e5555a29f16b11d36296dadc4046142ee96805049489014717b4b47dc561d5c1/8.0.2/lib/x86_64-osx-ghc-8.0.2/libHSsetenv-0.1.1.3-8dEhk6JWvlmCmVyBammSpu-ghc8.0.2.dylib, 5): REBASE_OPCODE_SET_SEGMENT_AND_OFFSET_ULEB has segment 2 which is not a writable segment (__LINKEDIT) in /Users/xxx/.stack/snapshots/x86_64-osx/e5555a29f16b11d36296dadc4046142ee96805049489014717b4b47dc561d5c1/8.0.2/lib/x86_64-osx-ghc-8.0.2/libHSsetenv-0.1.1.3-8dEhk6JWvlmCmVyBammSpu-ghc8.0.2.dylib)
make: *** [test-ghci] Error 1