[jdk15u-dev] RFR: 8278381: [GCC 11] Address::make_raw() does not initialize rspec

[Paul Hohensee]

Trivial gcc 11 compatibility patch, applies cleanly.

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Commit messages:
 - Backport 4f594e6a28ad85d46d3252fb960f1c116f414899

Changes: https://git.openjdk.java.net/jdk15u-dev/pull/169/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk15u-dev&pr=169&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8278381
  Stats: 2 lines in 2 files changed: 0 ins; 0 del; 2 mod
  Patch: https://git.openjdk.java.net/jdk15u-dev/pull/169.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk15u-dev pull/169/head:pull/169

PR: https://git.openjdk.java.net/jdk15u-dev/pull/169