[jdk11u-dev] RFR: 8266545: 8261169 broke Harfbuzz build with gcc 7 and 8

[Matthias Baesken]

backport of 8266545: 8261169 broke Harfbuzz build with gcc 7 and 8

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Commit messages:
 - Merge branch 'master' into MBaesken-backport-a86ee9b3
 - Backport a86ee9b3f370b59caea2ae78169d13498560cd8e
 - JDK-8261169

Changes: https://git.openjdk.java.net/jdk11u-dev/pull/939/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk11u-dev&pr=939&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8266545
  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.java.net/jdk11u-dev/pull/939.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk11u-dev pull/939/head:pull/939

PR: https://git.openjdk.java.net/jdk11u-dev/pull/939