[WIP testing{Update: it's not just Alder Lake, it goes back to Nehalem}] GCC 50+% performance regressions vs Clang and intel compilers in specific workloads (across all opt settings)

Software & Operating Systems
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Going to try GlibC 2.35 when I get the chance, hopefully the changes to malloc, specifically patch 22716 25947 28256.

See GNU C Library - News: The GNU C Library version 2.35 is now available [Savannah]