RFR: 8331159: VM build without C2 fails after JDK-8180450

[Bernhard Urban-Forster]

x86 bits are fine.

-------------

Commit messages:
 - 8331159: VM build without C2 fails after JDK-8180450

Changes: https://git.openjdk.org/jdk/pull/18962/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=18962&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8331159
  Stats: 2 lines in 1 file changed: 2 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jdk/pull/18962.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/18962/head:pull/18962

PR: https://git.openjdk.org/jdk/pull/18962