[Bug target/67391] [SH] Convert clrt addc to normal add insn

[olegendo at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67391

--- Comment #20 from Oleg Endo <olegendo at gcc dot gnu.org> ---
(In reply to Oleg Endo from comment #16)
> Created attachment 36396 [details]
> Another trail, works with LRA
>
> I've tested this patch with
> make -k check
> RUNTESTFLAGS="--target_board=sh-sim\{-m2/-ml,-m2/-mb,-m2a/-mb,-m4/-ml,-m4/-
> mb,-m4a/-ml,-m4a/-mb}"
> 
> and no new failures.  I'll test it with -mlra enabled by default later. 
> Kaz, does this patch fix the issue in c#11 ?

Now tested as above with LRA enabled by default.  Looks OK here.