[gcc/aoliva/heads/testme] hard-reg-set: use first_diff for iteration

[Alexandre Oliva]

The branch 'aoliva/heads/testme' was updated to point to:

 7dab9f2c35a3... hard-reg-set: use first_diff for iteration

It previously pointed to:

 cdb482ccf2c0... hard-reg-set: use first_diff for iteration

Diff:

!!! WARNING: THE FOLLOWING COMMITS ARE NO LONGER ACCESSIBLE (LOST):
-------------------------------------------------------------------

  cdb482c... hard-reg-set: use first_diff for iteration


Summary of changes (added commits):
-----------------------------------

  7dab9f2... hard-reg-set: use first_diff for iteration