https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109280
Dirk-Willem van Gulik <dirkx-gcc-2001 at webweaving dot org> changed: What |Removed |Added ---------------------------------------------------------------------------- Target| |air CC| |dirkx-gcc-2001 at webweaving dot o | |rg --- Comment #1 from Dirk-Willem van Gulik <dirkx-gcc-2001 at webweaving dot org> --- Tried and tested code (https://github.com/gnea/grbl) grows from 28k to about 36k (so a 1/3 change) when going gcc version 7.3.0 (GCC) to gcc version 12.2.0 (GCC) for GCC-AVR. Size increase is across the board according to avr-nm -l --size-sort ; with pretty much sensible flags provided: avr-gcc -Wall -Os -mcall-prologues .... -fdata-sections -ffunction-sections -flto