message: Fixed typed func implementation
diff: @@ -138,9 +138,9 @@ impl<A: WasmExternType> WasmTypeList for (A,) {
  }
  #[allow(non_snake_case)]
  unsafe fn call<Rets: WasmTypeList>(self, f: *const (), ctx: *mut Ctx) -> Rets {
  - let f: extern "C" fn(A, *mut Ctx) -> Rets = mem::transmute(f);
  + let f: extern "C" fn(*mut Ctx, A) -> Rets = mem::transmute(f);
  let (a,) = self;
  - f(a, ctx)
  + f(ctx, a)
  }
  }
  @@ -175,10 +175,10 @@ macro_rules! impl_traits {
  }
  #[allow(non_snake_case)]
  unsafe fn call<Rets: WasmTypeList>(self, f: *const (), ctx: *mut Ctx) -> Rets {
  - let f: extern fn( $( $x, )* *mut Ctx) -> Rets::CStruct = mem::transmute(f);
  + let f: extern fn(*mut Ctx $( ,$x )*) -> Rets::CStruct = mem::transmute(f);
  #[allow(unused_parens)]
  let ( $( $x ),* ) = self;
  - let c_struct = f( $( $x, )* ctx);
  + let c_struct = f(ctx $( ,$x )*);
  Rets::from_c_struct(c_struct)
  }
  }
  