Integrated: 8370502: C2: segfault while adding node to IGVN worklist

[Kerem Kat]

On Thu, 20 Nov 2025 14:18:39 GMT, Kerem Kat <krk at openjdk.org> wrote:

> Do not try to replace `fallthrough_memproj` when it is null, fixes crash.
> 
> Test case is simplified from the ticket. Verified that the case crashes without the fix.

This pull request has now been integrated.

Changeset: 7c6c34e1
Author:    Kerem Kat <krk at openjdk.org>
Committer: Manuel Hässig <mhaessig at openjdk.org>
URL:       https://git.openjdk.org/jdk/commit/7c6c34e150cf01cec5d166f6cbb8a649c75b0627
Stats:     68 lines in 2 files changed: 56 ins; 5 del; 7 mod

8370502: C2: segfault while adding node to IGVN worklist

Reviewed-by: mhaessig, dlong

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PR: https://git.openjdk.org/jdk/pull/28432