RFR: 8332461: ubsan : dependencies.cpp:906:3: runtime error: load of value 4294967295, which is not a valid value for type 'DepType' [v2]

[Amit Kumar]

> The error mentioned in the JBS issue is seen on x86_64 as well as on s390x during the build, with `--enable-ubsan` configuration. 
> 
> I have added `-1` to enum to fix this issue for now as mentioned by @MBaesken. But removing the assert itself is also a possible solution, mentioned on the JBS issue. 
> 
> So I will happy to follow the reviews/suggestion if this is not a good fix.

Amit Kumar has updated the pull request incrementally with one additional commit since the last revision:

  initialise with undefined_dependency

-------------

Changes:
  - all: https://git.openjdk.org/jdk/pull/20847/files
  - new: https://git.openjdk.org/jdk/pull/20847/files/1a945549..c9dea975

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=20847&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=20847&range=00-01

  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk/pull/20847.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/20847/head:pull/20847

PR: https://git.openjdk.org/jdk/pull/20847