https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81907
Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Keywords| |missed-optimization Summary|undefined reference to |memset called when it does |`memset' |not need to be; | |-mtune=cortex-a9 Severity|normal |enhancement --- Comment #8 from Andrew Pinski <pinskia at gcc dot gnu.org> --- >This is not related to freestanding implementations. Huh? Since you are not linking against the C library, it has to be. or you mean this should be optimized not to use memset; different question from what your summary is about.