[Bug tree-optimization/107502] GCC fails to detect foo(first_const,last)-first_const+first pattern

[unlvsur at live dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107502

--- Comment #4 from cqwrteur <unlvsur at live dot com> ---
(In reply to Andrew Pinski from comment #3)
> I filed PR 107503 with the reduced testcase for the test2 case (after having
> fixed the return issue).

sorry about that. it should be vector case
https://godbolt.org/z/f9TYMxb7c