RFR: 8295469: S390X: Optimized builds are broken

[Aleksey Shipilev]

* For target hotspot_variant-server_libjvm_objs_BUILD_LIBJVM_link:

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Commit messages:
 - Fix

Changes: https://git.openjdk.org/jdk/pull/10743/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=10743&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8295469
  Stats: 2 lines in 2 files changed: 0 ins; 0 del; 2 mod
  Patch: https://git.openjdk.org/jdk/pull/10743.diff
  Fetch: git fetch https://git.openjdk.org/jdk pull/10743/head:pull/10743

PR: https://git.openjdk.org/jdk/pull/10743