Rebase gcc to 6.1.0

This requires one fix from the upstream gcc-6-branch for a C++
frontend bug that bites on some Magenta kernel code.

Change-Id: I551710207bfdcad3f0fa5d6e05561709c2ede375
2 files changed
tree: f2c56a6c8394842c7189587c2b7c05d886548934
  1. .gitignore
  2. LICENSE
  3. cleanit
  4. doit
  5. env.bash
  6. patches/
  7. toolvers
  8. updatetoolvers