https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67491 Bug 67491 depends on bug 92652, which changed state.
Bug 92652 Summary: function call to lambda expression that return true does not satisfy the constraint in requires-clause if using return type deduction https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92652 What |Removed |Added ---------------------------------------------------------------------------- Status|ASSIGNED |RESOLVED Resolution|--- |FIXED