[Bug ipa/94472] 400.perlbench is slower when compiled at -O2 with both PGO and LTO on AMD Zen CPUs

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94472

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
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             Status|NEW                         |WAITING

--- Comment #8 from Richard Biener <rguenth at gcc dot gnu.org> ---
Oh, and bugfixing requires to first understand the bug.  Especially for
performance related issues understanding what goes wrong is important.
I see no analysis being performed to date.