[Bug ipa/106158] IPA SRA ssa_name_only_returned_p is quadratic

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106158

--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> ---
it looks like the testcase no longer shows the issue(?) but the code in IPA SRA
didn't really change here