https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85089
Richard Biener <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Keywords| |wrong-code Component|c++ |libstdc++ Version|5.4.0 |7.3.1 --- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> --- clang agrees (with libstdc++) so a libstdc++ issue (if an issue).