[Bug sanitizer/80932] UBSAN: false positive as a result of distribution: c1*(c2*v1-c3*v2)=>c1*c2*v1-c1*c3*v2

[mpolacek at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80932

--- Comment #7 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
Can't reproduce.  What arch, is that gcc or g++, ...