[Bug middle-end/66313] Unsafe factorization of a*b+a*c

[babokin at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66313

--- Comment #20 from Dmitry Babokin <babokin at gmail dot com> ---
I've created #80932 for c1*(c2*v1-c3*v2)=>c1*c2*v1-c1*c3*v2 issue.

--- Comment #21 from Dmitry Babokin <babokin at gmail dot com> ---
I've created #80932 for c1*(c2*v1-c3*v2)=>c1*c2*v1-c1*c3*v2 issue.