[Bug libstdc++/101231] _CachedPosition::_M_get() should not return {} when range adapter does not model forward_range

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101231

Patrick Palka <ppalka at gcc dot gnu.org> changed:

           What    |Removed                     |Added
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   Target Milestone|12.0                        |10.4