[PATCH v2 2/2] libstdc++: implement std::generator

[Jonathan Wakely]

On Thu, 21 Dec 2023 at 21:26, Arsen Arsenović wrote:
> +
> +    template<typename _A>
> +    concept _Stateless_alloc = (allocator_traits<_A>::is_always_equal::value
> +                               && default_initializable<_A>);

The _A here is a BADNAME and needs to be more than one letter.

FAIL: 17_intro/badnames.cc  -std=gnu++23 (test for excess errors)
Excess errors:
/home/test/src/gcc/libstdc++-v3/testsuite/17_intro/badnames.cc:61:
error: expected nested-name-specifier before '_A'