tree 6e8ea7b16bce526e5b0bd3ad9fa7a6f408952a8a
parent f22f68efca28c2e165f6db485b24f9ee02caa78c
author Mathieu Chartier <mathieuc@google.com> 1497298201 -0700
committer Mathieu Chartier <mathieuc@google.com> 1497299563 -0700

Add FirstPathFromRootSet and use it to debug reachability issues

Specifically issues where classes aren't pruned in image writer.

Added test.

Test: mm test-art-host-gtest-heap_verification_test -j32

Change-Id: Iea87309aaddf9e28f1856698699a925fb6ab92a1