I also met similar problems.

My problem is try to pass a user defined class reference using embind, but 
there are compiler errors:

Code:

void func(Point3d& pt)
{ ...}

.function("func", &MyClass::func, allow_raw_pointers, pure_virtual())

Error:

*non-const lvalue reference to **type 'Point3d' cannot bind to a temporary 
of type 'Point3d'*


Are there any methods to solve this problem?

On Tuesday, November 25, 2014 at 4:26:41 PM UTC+8, raytrace wrote:
>
> Hi I want to use embind to expose below function with reference as 
> parameter, and build it using dmcc --bind flag, 
>
> int testReference( int& input)
> {
>   int ret = input;
>   return ret;
> }
>
> EMSCRIPTEN_BINDINGS(my_module) {
>
>     function("testReference", &testReference);
> }
>
> however I am facing the below errors:
>
> */Users/swd/Emscripten/emsdk_portable/emscripten/1.25.0/system/include/emscripten/bind.h:316:25:
>  
> **error: *
>
> *      non-const lvalue reference to type 'int' cannot bind to a temporary 
> of type 'int'*
>
>                         internal::BindingType<Args>::fromWireType(args)...
>
> *                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*
>
>
> Does Embind support functions with reference as parameter?
>
>
> Thanks,
>
>
>

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