https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110747
Bug ID: 110747 Summary: GCC rejects the syntax for an immediately invoked lambda as a template argument in a requires-clause Product: gcc Version: 14.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: hewillk at gmail dot com Target Milestone: --- Maybe dup of Bug 91309: template<auto> struct S; int main() { return requires { typename S<[]{ return 0; }()>;}; } https://godbolt.org/z/Mha4Waceo