Looks like extended key codes set was filled with _synonyms_ https://wiki.linuxquestions.org/wiki/List_of_Keysyms_Recognised_by_Xmodmap `0x10006cc` is a _Farsi_yeh_ and also deprecated synonym _Arabic_farsi_yeh_ `0x1000589` is an _Armenian_full_stop_ and also deprecated synonym _Armenian_verjaket_ `0x100055d` is an _Armenian_separation_mark_ and also deprecated synonym _Armenian_but_ `0x100055b` is an _Armenian_accent_ and also deprecated synonym _Armenian_shesht_ `0x100055e` is an _Armenian_question_ and also deprecated synonym _Armenian_paruyk_
Found by IntelliJ IDEA inspection `Java | Probable bugs | Overwritten Map key or Set element` ------------- Commit messages: - [PATCH] Avoid adding duplicate values into extendedKeyCodesSet Changes: https://git.openjdk.java.net/jdk/pull/1496/files Webrev: https://webrevs.openjdk.java.net/?repo=jdk&pr=1496&range=00 Issue: https://bugs.openjdk.java.net/browse/JDK-8257438 Stats: 7 lines in 1 file changed: 0 ins; 5 del; 2 mod Patch: https://git.openjdk.java.net/jdk/pull/1496.diff Fetch: git fetch https://git.openjdk.java.net/jdk pull/1496/head:pull/1496 PR: https://git.openjdk.java.net/jdk/pull/1496