Always make sure that you follow the instructions exactly. A lot of
the problems that get reported are caused by some apparently minor
deviation from these instructions, but they still take time to track
down. Take special care with the target triplets specified during the
One common problem is lack of disk space. Building a full toolchain
requires a lot of disk space, especially on a FAT-based file system.
If you come across a strange toolchain build failure then please check
there is plenty of disk space available on all the relevant drives.