https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71977 Bug 71977 depends on bug 70568, which changed state.
Bug 70568 Summary: [5/6/7 regression] PowerPC64: union of floating and fixed doesn't use POWER8 GPR/VSR moves https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70568 What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |RESOLVED Resolution|--- |FIXED