[Bug rtl-optimization/127022] ICE on valid code at -O{2,3} with "-fno-dce -fsched2-use-superblocks" on x86_64-linux-gnu: in begin_move_insn, at sched-ebb.cc:196

[zhendong.su at inf dot ethz.ch via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=127022

--- Comment #1 from Zhendong Su <zhendong.su at inf dot ethz.ch> ---
Compiler Explorer: https://godbolt.org/z/ccdfb7sjf