[Bug rtl-optimization/113495] RISC-V: Time and memory awful consumption of SPEC2017 wrf benchmark

[juzhe.zhong at rivai dot ai via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113495

--- Comment #25 from JuzheZhong <juzhe.zhong at rivai dot ai> ---
RISC-V backend memory-hog issue is fixed.
But compile time hog in LICM still there, so keep this PR open.