[Bug c++/114163] Calling member function of an incomplete type compiles in gcc and does not compile in clang and msvc

[de34 at live dot cn via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114163

Jiang An <de34 at live dot cn> changed:

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                 CC|                            |de34 at live dot cn

--- Comment #2 from Jiang An <de34 at live dot cn> ---
May be related to CWG2852.
https://cplusplus.github.io/CWG/issues/2852.html