[Bug c++/98844] New: Deduction guides don't inhibit the aggregate deduction candidate

[johelegp at gmail dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98844

            Bug ID: 98844
           Summary: Deduction guides don't inhibit the aggregate deduction
                    candidate
           Product: gcc
           Version: 11.0
               URL: https://godbolt.org/z/EWs4rd
            Status: UNCONFIRMED
          Keywords: accepts-invalid
          Severity: normal
          Priority: P3
         Component: c++
          Assignee: unassigned at gcc dot gnu.org
          Reporter: johelegp at gmail dot com
                CC: johelegp at gmail dot com
  Target Milestone: ---

See https://godbolt.org/z/EWs4rd.
```C++
#include<type_traits>
template<class T>struct A{T t;};
A(double)->A<void*>;
A a{1};
static_assert(std::is_same_v<decltype(a),A<int>>);
```