[Bug rtl-optimization/115912] [15 regression] Harfbuzz testsuite fails (mvar_partial_instance test) since r15-1901-g98914f9eba5f19

[pinskia at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115912

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
>From https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115877#c2 :
"Based on what I'm seeing, we may have a problem with vectors as well -- worth
keeping mind if there's additional bug reports against ext-dce." This might be
the vector part of that issue ...