[Bug bootstrap/62304] [5 regression] ICE in follow_jumps, find_dead_or_set_registers

[dmalcolm at redhat dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62304

--- Comment #5 from Dave Malcolm <dmalcolm at redhat dot com> ---
Created attachment 33416
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=33416&action=edit
Candidate patch.  Bootstrapped on x86_64; seems to work on stage1 cris and
sparc