feature/noverlay updated (12836db6e4 -> 65a7b5a802)

[Stefan Monnier]

monnier pushed a change to branch feature/noverlay.

      from  12836db6e4 itree.c (check_tree): Simplify
       new  034d504158 ; * .clang-format: Add ITREE_FOREACH.
       new  fda8723be6 ; * src/itree.c (check_tree): assert that the tree root 
is black
       new  65a7b5a802 ; * src/itree.c (check_subtree): fix logical error in 
eassert


Summary of changes:
 .clang-format | 2 +-
 src/itree.c   | 3 ++-
 2 files changed, 3 insertions(+), 2 deletions(-)