Regarding compiling - __attribute__((deprecated))

[Jonathan Wakely]

On 10/08/2012, LiLy <xmlymt@hotmail.com> wrote:
>
> Hi,
> An attribute '__attribute__((deprecated))' can be used in a function
> declaration to indicate the function is deprecated.

 This mail is off topic on this list, it would be appropriate on the
gcc-help list.

> I found some compiling issues as below and need your answers.
> 1. __declspec (deprecated) not supported in gcc 4.5.3. Perhaps also not
> supported by later releases.
>    __declspec (deprecated) is used by VS on windows,
> __attribute__((deprecated)) is the equivalent in gcc. While __declspec is
> the keyword in C/C++ standard, it seems the form of '__declspec
> (deprecated)' is more standard? Will gcc also support '__declspec
> (deprecated)' syntax in the future?

__declspec is not a keyword in the C or C++ standards. Neither form is
"more" standard.