[Bug c++/102921] New: error: modification of '' is not a constant expression

[f.heckenbach--- via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102921

            Bug ID: 102921
           Summary: error: modification of '<temporary>' is not a constant
                    expression
           Product: gcc
           Version: 11.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c++
          Assignee: unassigned at gcc dot gnu.org
          Reporter: f.heckenb...@fh-soft.de
  Target Milestone: ---