[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

Alan Modra <amodra at gmail dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2011-11-01
                 CC|                            |amodra at gmail dot com
     Ever Confirmed|0                           |1

--- Comment #4 from Alan Modra <amodra at gmail dot com> 2011-11-01 23:44:04 UTC ---
_Z16closure_test_fn1P7ffi_cifPvPS1_S1_:
.LFB0:
    .file 1 "unwindtestfunc.cc"
    .loc 1 17 0
    .cfi_startproc
.LVL0:
    stwu 1,-128(1)
.LCFI0:
    .cfi_def_cfa_offset 128
    mflr 0
    mr 3,6
.LVL1:
    stw 0,132(1)
    addi 11,1,-16
.LCFI1:
    .cfi_def_cfa 11, 160

That last .cfi directive is wrong.  To match the instructions it should be
    .cfi_def_cfa 11, 144