[Bug rtl-optimization/110717] Double-word sign-extension missed-optimization

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110717

--- Comment #10 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Though, grepping tmp-mddump.md files shows only x86 having ashlti3 and ashrti3
expanders.