[Bug rtl-optimization/64081] [5/6/7 Regression] r217827 prevents RTL loop unroll

[dje at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64081

--- Comment #42 from David Edelsohn <dje at gcc dot gnu.org> ---
The situation of GDB on AIX is not good.

I placed an older version of gdb-7.6 in my bin directory. You can try that. I
will see if I can get a copy of the AIX Toolbox GDB which contains some
additional patches.