https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67491 Bug 67491 depends on bug 67565, which changed state.
Bug 67565 Summary: [concepts] Very slow compile time and high memory usage with complex concept definitions, even if unused https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67565 What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |RESOLVED Resolution|--- |FIXED
