https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108102
--- Comment #5 from Andrew Pinski <pinskia at gcc dot gnu.org> --- (In reply to Stefan Schulze Frielinghaus from comment #4) > and the current working directory was most likely /devel/gcc/build/gcc. > Creating a symlink from $build/stage1-gcc to $build/prev-gcc and then > running the command from above doesn't do the trick. There is probably an > easier way which I miss. Any hints? See stage2-start/stage3-start I think. See https://gcc.gnu.org/onlinedocs/gccint/Makefile.html#Makefile