[Bug target/68973] [6 regression] Internal compiler error on power for gcc/testsuite/g++.dg/pr67211.C

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68973

--- Comment #11 from Richard Biener <rguenth at gcc dot gnu.org> ---
Give a cost model change exposed this I suspect the cost mode fix (PR68961) hid
this again.  Just debug the issue ontop of r231674 please - it is definitely
a latent issue.  Or try -fno-vect-cost-model on g++.dg/pr67211.C and trunk.