https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67491 Bug 67491 depends on bug 70862, which changed state.
Bug 70862 Summary: [concepts] adding a concept-constrained version of a variable template causes multiple definition assembler error https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70862 What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |RESOLVED Resolution|--- |FIXED