Integrated: 8328934: Assert that ABS input and output are legal

[Aleksey Shipilev]

On Fri, 12 Apr 2024 08:31:48 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

> This should protect us from future accidents around `abs` misuse. We have fixed a few separately. I plan to use this as the litmus test in update releases to detect missing backports for actual fixes. I am running more tests to see if we have any other sightings in current codebase, but this can be reviewed for sanity meanwhile.
> 
> Additional testing:
>  - [x] MacOS AArch64 server fastdebug build passes
>  - [x] Linux x86_64 server fastdebug, `all`
>  - [x] Linux x86_64 server fastdebug, 100K Fuzzer tests
>  - [x] Linux x86_64 server fastdebug, Maven CTW

This pull request has now been integrated.

Changeset: cff841f1
Author:    Aleksey Shipilev <shade at openjdk.org>
URL:       https://git.openjdk.org/jdk/commit/cff841f1de41c911ec1b642b998c074e13e75554
Stats:     128 lines in 2 files changed: 127 ins; 0 del; 1 mod

8328934: Assert that ABS input and output are legal

Reviewed-by: aph, dlong

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PR: https://git.openjdk.org/jdk/pull/18751