RFR: 8256275: Optimized build is broken

[Vladimir Ivanov]

Fix optimized build.

Testing:
- [x] manual build with --with-debug-level=optimized
- [x] hs-precheckin-comp, hs-tier1, hs-tier2

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Commit messages:
 - Fix optimized build

Changes: https://git.openjdk.java.net/jdk/pull/1185/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk&pr=1185&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8256275
  Stats: 5 lines in 4 files changed: 0 ins; 0 del; 5 mod
  Patch: https://git.openjdk.java.net/jdk/pull/1185.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/1185/head:pull/1185

PR: https://git.openjdk.java.net/jdk/pull/1185