message: fix(llvm-backend) Mark a variable as unused.
diff: @@ -47,10 +47,11 @@ impl Compiler for LLVMCompiler {
  use wasmer_runtime_core::module::ModuleInfo;
  struct Placeholder;
  +
  impl CacheGen for Placeholder {
  fn generate_cache(
  &self,
  - module: &ModuleInner,
  + _module: &ModuleInner,
  ) -> Result<(Box<ModuleInfo>, Box<[u8]>, Memory), CacheError> {
  unimplemented!()
  }
  