Integrated: 8278630: ProblemList compiler/vectorapi/reshape/TestVectorCastAVX512.java on X64

[Daniel D.Daugherty]

A trivial fix to ProblemList compiler/vectorapi/reshape/TestVectorCastAVX512.java on X64.

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Commit messages:
 - 8278630: ProblemList compiler/vectorapi/reshape/TestVectorCastAVX512.java on X64

Changes: https://git.openjdk.java.net/jdk/pull/6817/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk&pr=6817&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8278630
  Stats: 2 lines in 1 file changed: 2 ins; 0 del; 0 mod
  Patch: https://git.openjdk.java.net/jdk/pull/6817.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/6817/head:pull/6817

PR: https://git.openjdk.java.net/jdk/pull/6817