Re: [boost] [gil::io] Dependent Name issue with VS2015 Update3

Subject: Re: [boost] [gil::io] Dependent Name issue with VS2015 Update3
From: Christian Henning (chhenning_at_[hidden])
Date: 2017-07-01 22:42:38

Hi Andrey,

On Sat, Jul 1, 2017 at 3:51 PM, Andrey Semashev <andrey.semashev_at_[hidden]>
wrote:

> On 07/01/17 22:05, Christian Henning via Boost wrote:
>
>> Hi all,
>>
>> using the new gil::io on gil's develop branch I get a compilation error
>> with Visual Studio 2015 Update 3.
>>
>> When trying to read a tiff image:
>>
>> #include <string>
>>
>> #include <boost\gil\gil_all.hpp>
>> #include <boost\gil\extension\io\tiff_all.hpp>
>>
>> using namespace std;
>> using namespace boost::gil;
>>
>> int main()
>> {
>>
>> rgba8_image_t img;
>> read_image( string(), img, tiff_tag() );
>>
>> return 0;
>> }
>>
>> I get an error:
>>
>> error C2951: template declarations are only permitted at global,
>> namespace,
>> or class scope
>>
>>
>> The problem seems to be with
>>
>> https://github.com/boostorg/gil/blob/develop/include/boost/
>> gil/extension/io/formats/tiff/device.hpp#L143
>>
>> Can someone please tell me if my issue is a compiler issue or simply a
>> syntax error.
>>
>
> Looks like a compiler bug to me. You can try replacing
> `get_property_f::operator()` with a regular named function. Same with
> `set_property`.
>

Thanks Andrey. Stefan Seefeld had the same inclination. I'll try to rename
operator() and see if that fixes the issue.

Regards,
Christian