Looks like there was a typo for null character. It should be `'\0'` instead of `'/0'`. Build with clang toolchain with the help of [this PR](https://github.com/openjdk/jdk/pull/17019) and after the changes there is no warning.
------------- Commit messages: - typo for null character fixed Changes: https://git.openjdk.org/jdk/pull/19670/files Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=19670&range=00 Issue: https://bugs.openjdk.org/browse/JDK-8311110 Stats: 2 lines in 1 file changed: 0 ins; 0 del; 2 mod Patch: https://git.openjdk.org/jdk/pull/19670.diff Fetch: git fetch https://git.openjdk.org/jdk.git pull/19670/head:pull/19670 PR: https://git.openjdk.org/jdk/pull/19670
