http://gcc.gnu.org/bugzilla/show_bug.cgi?id=61101
--- Comment #6 from Maxime Boissonneault <maxime.boissonneault at calculquebec dot ca> --- Here is our complete installation document : https://docs.google.com/a/calculquebec.ca/document/d/1hcddCXGnm6OgTwRxRDU2akb-AxKx2aursppLp2JPwWo/edit It went : - System GCC compiled GCC 4.8.1 system GCC was removed. - GCC 4.8.1 compiled GCC 4.8.2 - GCC 4.8.2 compiled GCC 4.6.4 Each time we bootstrapped, so that in the end, I believe GCC 4.8.2 was compiled with 4.8.2, etc.