[Bug c++/101137] New: std::conjunction result error

[benni.probst at gmx dot de via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101137

            Bug ID: 101137
           Summary: std::conjunction result error
           Product: gcc
           Version: 11.1.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c++
          Assignee: unassigned at gcc dot gnu.org
          Reporter: benni.probst at gmx dot de
  Target Milestone: ---

Created attachment 51039
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=51039&action=edit
a concept file passes AND failes test at same time with concept
SignedIntegralConvertCopy

While using a lot of concepts a conjunction that could be proven 1 and 1 and 1
and 0 = 0 turned 1 instead.