https://gcc.gnu.org/bugzilla/show_bug.cgi?id=121364 Bug 121364 depends on bug 99434, which changed state.
Bug 99434 Summary: std::bit_cast generates more instructions than __builtin_bit_cast and memcpy with -march=native https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99434 What |Removed |Added ---------------------------------------------------------------------------- Status|ASSIGNED |RESOLVED Resolution|--- |FIXED