[Bug middle-end/77766] [7 Regression] wrong code at -O2 and -O3 in 64-bit mode on x86_64-linux-gnu (executable hangs)

[law at redhat dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77766

--- Comment #5 from Jeffrey A. Law <law at redhat dot com> ---
I'll take a look.  Given the source, it could well have been another instance
of the cached iteration information.