https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77595
Andrzej Krzemienski <akrzemi1 at gmail dot com> changed: What |Removed |Added ---------------------------------------------------------------------------- Version|6.1.0 |10.0 Keywords| |rejects-valid --- Comment #2 from Andrzej Krzemienski <akrzemi1 at gmail dot com> --- This bug is still present in GCC 10. It is present also in the clang trunk. But works fine in the previous experimental implementation of concepts in clang: https://godbolt.org/z/K4SaCm