On 30 June 2015 at 21:50, Ondrej Jakubcik wrote: > Hi all, > > I am having problems with boostrapping GCC 5.1.0 using a merged tree > together with Binutils 2.25 and other dependencies (GMP, MPC, MPFR, > ISL). > > I even raised a bug: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66356 IIRC combined-tree builds do not work for released versions of GCC and binutils, you need to use the latest HEAD or trunk of both for that to work. Why not just install binutils first, then install GCC to the same prefix?