So looking at what improvements I made for GCC for GCC 15, and will say https://gcc.gnu.org/PR19661 might have the biggest impact for embedded folks.
In the case of libstdc++, the number of __cxa_exit calls is reduced by 7 (out of 17). A nice improvement really.
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pinskia (pinskia@hachyderm.io)'s status on Sunday, 17-Nov-2024 06:03:22 JSTpinskia