message: Fix default compiler.
diff: @@ -158,9 +158,11 @@ fn default_compiler() -> &'static dyn Compiler {
  #[cfg(feature = "llvm")]
  use wasmer_llvm_backend::LLVMCompiler as DefaultCompiler;
  - #[cfg(not(feature = "llvm"))]
  + #[cfg(feature = "dynasm")]
  use wasmer_dynasm_backend::SinglePassCompiler as DefaultCompiler;
  - // use wasmer_clif_backend::CraneliftCompiler as DefaultCompiler; // TODO Fix default
  +
  + #[cfg(not(any(feature = "llvm", feature = "dynasm")))]
  + use wasmer_clif_backend::CraneliftCompiler as DefaultCompiler;
  lazy_static! {
  static ref DEFAULT_COMPILER: DefaultCompiler = { DefaultCompiler::new() };
  