[Bug tree-optimization/58483] missing optimization opportunity for const std::vector compared to std::array

[dl.soluz at gmx dot net via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=58483

--- Comment #24 from dennis luehring <dl.soluz at gmx dot net> ---
> However if I do not rename main to main2 I get in #0 testcase:

also with main2 it gets optimized with gcc trunk on gcc.godbolt