[Bug rtl-optimization/89490] [9 Regression] char array constant put in string merge section

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89490

--- Comment #20 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
I don't think users would appreciate the change in behavior where constant and
string merging would stop to work completely.

I've successfully bootstrapped/regtested the #c15 patch on powerpc64{,le}-linux
and it looks good to me.