[Bug rtl-optimization/94873] [8/9/10/11 Regression] wrong code with -O -fno-merge-constants -fno-split-wide-types -fno-tree-fre

[segher at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94873

--- Comment #14 from Segher Boessenkool <segher at gcc dot gnu.org> ---
So, hrm, we could in principle attach a REG_EQ* note to any single_set
instruction?