tree 0b155557e516ec1ff571c359af904e00d31d0c43
parent d2e5a6934ca1a07c9e1e87d3d0b21b63e1011934
author Andreas Gampe <agampe@google.com> 1410572304 -0700
committer Andreas Gampe <agampe@google.com> 1410845651 -0700

ART: Make elf loading not abort

Changes elf_file code to use less CHECKs and instead return error
values (usually nullptr). This avoids aborts.

In oat_file, when loading an oat file fails, try to unlink at. If
this succeeds, on the next run we may compile again.

Bug: 17491333

(cherry picked from commit afa6b8e93a0dc0de33c9d404945c7c5621e20b1a)

Change-Id: I50fdd2edacd86f25d4dacf2180ce2a6105eaf4af