https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54089 --- Comment #43 from Segher Boessenkool <segher at gcc dot gnu.org> --- The archs that already use the real libgcc are arc, cris, hexagon, m32r, nios2, openrisc, parisc, xtensa. grep -w LIBGCC ~/src/kernel/arch/*/Makefile