https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116743
--- Comment #2 from Rama Malladi <rvmallad at amazon dot com> --- The 10% regression was observed on an `aarch64` architecture/ instance. We saw regression on an `x86_64` instance too. Here is the data: GCC version Baseline AutoFDO ----------- -------- ------- GCC11.5.0 67,840 71210 GCC12.3.0 68,826 66194