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From: "jlame646 at gmail dot com" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug c++/107211] New: GCC compiles invalid use of non static member
 function in noexcept operator
Date: Tue, 11 Oct 2022 07:23:02 +0000
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X-Bugzilla-Product: gcc
X-Bugzilla-Component: c++
X-Bugzilla-Version: 13.0
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D107211

            Bug ID: 107211
           Summary: GCC compiles invalid use of non static member function
                    in noexcept operator
           Product: gcc
           Version: 13.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c++
          Assignee: unassigned at gcc dot gnu.org
          Reporter: jlame646 at gmail dot com
  Target Milestone: ---

The following invalid program is accepted by gcc trunk. Demo:
https://godbolt.org/z/fez5GqKdT

```

struct C
{
    void func() noexcept
    {

    }
    void f() noexcept(noexcept(C::func)) //gcc compiles this
    {
    }
};
```
This has been discussed here:
https://stackoverflow.com/questions/74024368/gcc-compiles-use-of-noexcept-o=
perator-but-clang-and-msvc-rejects-it=