`-Wattributes` warnings with `clang::Sema`

[firewave]

In file included from /home/user/CLionProjects/llvm-project/clang/include/clang/Parse/Parser.h:20,
                 from /home/user/CLionProjects/llvm-project/clang/lib/Parse/ParseExpr.cpp:29:
/home/user/CLionProjects/llvm-project/clang/include/clang/Sema/Sema.h:466:7: warning: ‘clang::Sema’ declared with greater visibility than the type of its field ‘clang::Sema::UnusedFileScopedDecls’ [-Wattributes]
  466 | class Sema final : public SemaBase {
      |       ^~~~
/home/user/CLionProjects/llvm-project/clang/include/clang/Sema/Sema.h:466:7: warning: ‘clang::Sema’ declared with greater visibility than the type of its field ‘clang::Sema::TentativeDefinitions’ [-Wattributes]
/home/user/CLionProjects/llvm-project/clang/include/clang/Sema/Sema.h:466:7: warning: ‘clang::Sema’ declared with greater visibility than the type of its field ‘clang::Sema::ExtVectorDecls’ [-Wattributes]
/home/user/CLionProjects/llvm-project/clang/include/clang/Sema/Sema.h:466:7: warning: ‘clang::Sema’ declared with greater visibility than the type of its field ‘clang::Sema::DelegatingCtorDecls’ [-Wattributes]

Also occurs from many other source files.

I am using gcc (GCC) 14.2.1 20240910 on Manjaro Linux.

[llvmbot]

@llvm/issue-subscribers-clang-frontend

Author: Oliver Stöneberg (firewave)

``` In file included from /home/user/CLionProjects/llvm-project/clang/include/clang/Parse/Parser.h:20, from /home/user/CLionProjects/llvm-project/clang/lib/Parse/ParseExpr.cpp:29: /home/user/CLionProjects/llvm-project/clang/include/clang/Sema/Sema.h:466:7: warning: ‘clang::Sema’ declared with greater visibility than the type of its field ‘clang::Sema::UnusedFileScopedDecls’ [-Wattributes] 466 | class Sema final : public SemaBase { | ^~~~ /home/user/CLionProjects/llvm-project/clang/include/clang/Sema/Sema.h:466:7: warning: ‘clang::Sema’ declared with greater visibility than the type of its field ‘clang::Sema::TentativeDefinitions’ [-Wattributes] /home/user/CLionProjects/llvm-project/clang/include/clang/Sema/Sema.h:466:7: warning: ‘clang::Sema’ declared with greater visibility than the type of its field ‘clang::Sema::ExtVectorDecls’ [-Wattributes] /home/user/CLionProjects/llvm-project/clang/include/clang/Sema/Sema.h:466:7: warning: ‘clang::Sema’ declared with greater visibility than the type of its field ‘clang::Sema::DelegatingCtorDecls’ [-Wattributes] ```

Also occurs from many other source files.

I am using gcc (GCC) 14.2.1 20240910 on Manjaro Linux.