[Bug tree-optimization/92506] [10 Regression] Wrong code with -fwrapv since r277979

[bugzilla.gnu at coelho dot net]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92506

--- Comment #1 from Fabien <bugzilla.gnu at coelho dot net> ---
I can confirm the version, it works with r277978 and breaks with r277979.

See the trace on postgresql buildfarm:

https://buildfarm.postgresql.org/cgi-bin/show_history.pl?nm=moonjelly&br=HEAD