[Bug rtl-optimization/105231] [12 Regression] ICE: in rtl_verify_bb_insns, at cfgrtl.cc:2797 (flow control insn inside a basic block) with custom flags since r12-4767-g81342e95827f77c0

[segher at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105231

--- Comment #24 from Segher Boessenkool <segher at gcc dot gnu.org> ---
Wrt keeping REG_EQUAL notes...  If you want to keep them you need to make sure
they still are valid.  GCC keeps those on i3, it is much too hard in general to
validate other such notes.