To counter possible misunderstandings: Frege is not positioned against Haskell in any way. To the contrary!
When you don't need the JVM, by all means, use GHC or some other native Haskell compiler! You'll have more language extensions, libraries, and your program will be faster and use less memory in most cases.
When you don't need the JVM, by all means, use GHC or some other native Haskell compiler! You'll have more language extensions, libraries, and your program will be faster and use less memory in most cases.