hg: valhalla/valhalla: Summary: Add verifier array covariance comments and fix test so that it fails if the expected exceptions are not thrown.

[harold.seigel at oracle.com]

Changeset: e23f3f241d51
Author:    hseigel
Date:      2019-01-10 09:09 -0500
URL:       http://hg.openjdk.java.net/valhalla/valhalla/rev/e23f3f241d51

Summary: Add verifier array covariance comments and fix test so that it fails if the expected exceptions are not thrown.
Reviewed-by: iklam

! src/hotspot/share/classfile/verificationType.cpp
! test/hotspot/jtreg/runtime/valhalla/valuetypes/verifier/VerifierValueTypes.java