message: trans_fn: Cleanup code
diff: @@ -16,10 +16,10 @@ pub(crate) fn trans_fn<'tcx, B: Backend + 'static>(
  let (name, sig) = get_function_name_and_sig(tcx, cx.module.isa().triple(), instance, false);
  let func_id = cx.module.declare_function(&name, linkage, &sig).unwrap();
  - // Make the FunctionBuilder
  - let mut func_ctx = FunctionBuilderContext::new();
  cx.cached_context.clear();
  + // Make the FunctionBuilder
  + let mut func_ctx = FunctionBuilderContext::new();
  let mut func = std::mem::replace(&mut cx.cached_context.func, Function::new());
  func.name = ExternalName::user(0, func_id.as_u32());
  func.signature = sig;
  