[jdk21u-dev] RFR: 8334738: os::print_hex_dump should optionally print ASCII

[Matthias Baesken]

On Mon, 29 Dec 2025 17:25:29 GMT, Martin Doerr <mdoerr at openjdk.org> wrote:

> Mostly clean backport of [JDK-8334738](https://bugs.openjdk.org/browse/JDK-8334738). Also see the description of the older backport which is outdated: https://github.com/openjdk/jdk21u-dev/pull/855
> 
> - os_windows_aarch64.cpp: One hunk is no longer needed after [JDK-8343343](https://bugs.openjdk.org/browse/JDK-8343343) which is already in 21.0.7.
> - globalDefinitions.hpp: Basically clean, but context is different at one hunk.
> - test_os.cpp: Manual integration was necessary because of unrelated changes in the context. The new version is almost identical to the jdk25 version without [JDK-8337662](https://bugs.openjdk.org/browse/JDK-8337662) which is also a candidate for backport after this one.
> 
> Added fix for [JDK-8335906](https://bugs.openjdk.org/browse/JDK-8335906) (see 2nd commit).

Marked as reviewed by mbaesken (Reviewer).

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PR Review: https://git.openjdk.org/jdk21u-dev/pull/2539#pullrequestreview-3617564189