https://gcc.gnu.org/bugzilla/show_bug.cgi?id=56183 Bug 56183 depends on bug 56164, which changed state.
Bug 56164 Summary: [avr] ICE: spill fail with __flash keyword https://gcc.gnu.org/bugzilla/show_bug.cgi?id=56164 What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |RESOLVED Resolution|--- |WORKSFORME