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

[aldyh at gcc dot gnu.org]

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

--- Comment #44 from Aldy Hernandez <aldyh at gcc dot gnu.org> ---
(In reply to David Edelsohn from comment #43)
> I upgraded GDB on gcc119 with GDB 7.9.1 + IBM patches. It may work a little
> better.

FWI, the gdb on /opt/freeware/bin/gdb is even worse now. I can't put any
breakpoints anymore (at least not on tree-ssa-structalias.c).  In the meantime
I am using ~dje/bin/gdb-7.6 which I can at least breakpoint and single step the
assembly.