[Bug tree-optimization/95118] gcc-10 and master -O3 -fopt-info-vec causes gcc to hang

[slyfox at inbox dot ru]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95118

--- Comment #2 from Sergei Trofimovich <slyfox at inbox dot ru> ---
Seems to be a regression since gcc-9.3.0.