[Bug target/50906] e500 exception unwinding under "-Os" causes SIGSEGV

[amodra at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50906

--- Comment #8 from Alan Modra <amodra at gmail dot com> 2011-11-03 12:54:32 
UTC ---
Created attachment 25702
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=25702
Proposed mainline fix