https://gcc.gnu.org/bugzilla/show_bug.cgi?id=58616 Bug 58616 depends on bug 61856, which changed state.
Bug 61856 Summary: Ternary operator in an NSDMI causes double evaluation https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61856 What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |RESOLVED Resolution|--- |DUPLICATE