[Bug libstdc++/105128] source_location compile error for latest clang 15

[redi at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105128

Jonathan Wakely <redi at gcc dot gnu.org> changed:

           What    |Removed                     |Added
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   Target Milestone|---                         |11.4

--- Comment #7 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Backported for 11.4