[Bug c++/79078] Warnings from deprecated attribute are too noisy

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79078

--- Comment #17 from Jonathan Wakely <redi at gcc dot gnu.org> ---
(In reply to Jonathan Wakely from comment #16)
> struct string
> {
> #if __cplusplus == 201703L
>   [[deprecated("use shrink_to_fit() instead")]]
> #elif __cplusplus > 201703L
> private:
> #endif
>   void reserve()
>   { }
> public:

The solution here is to just disable the warning around this use:

#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wdeprecated-declarations"

>   void shrink_to_fit() { reserve(); }

#pragma GCC diagnostic pop

> };

So I don't need a compiler change after all.