tree db1b23f64f51d208578c8e2d7f579732b864c33f
parent f1ddc20f37fe12e36792770414b66948b601ff1f
author Vladimir Marko <vmarko@google.com> 1571839855 +0100
committer Vladimir Marko <vmarko@google.com> 1571844925 +0000

Improve diagnostic messages for reading image header.

Differentiate between missing file, read error and invalid
image header. This should help distinguish incremental build
errors due to missing dependencies (invalid image header due
to image version change) from other infrastructure problems.

Test: m test-art-host-gtest
Test: testrunner.py --host --optimizing
Bug: 143205070
Change-Id: I529705c8049f75793aab373976e6fa5e0f980bab