[lworld] RFR: 8269279: [lworld] 8269231 causes build failures [v2]

[David Simms]

> Removed signed hex formats since "x" is unsigned by definition

David Simms has updated the pull request incrementally with one additional commit since the last revision:

  Maybe JULONG_FORMAT_X doesn't really deserve to live TBH, reduce usage

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Changes:
  - all: https://git.openjdk.java.net/valhalla/pull/463/files
  - new: https://git.openjdk.java.net/valhalla/pull/463/files/3885ed27..fca80873

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=valhalla&pr=463&range=01
 - incr: https://webrevs.openjdk.java.net/?repo=valhalla&pr=463&range=00-01

  Stats: 3 lines in 1 file changed: 0 ins; 0 del; 3 mod
  Patch: https://git.openjdk.java.net/valhalla/pull/463.diff
  Fetch: git fetch https://git.openjdk.java.net/valhalla pull/463/head:pull/463

PR: https://git.openjdk.java.net/valhalla/pull/463