RFR: JDK-8312617: SIGSEGV in ConnectionGraph::verify_ram_nodes [v3]

[Tobias Hartmann]

On Fri, 28 Jul 2023 15:52:10 GMT, Cesar Soares Lucas <cslucas at openjdk.org> wrote:

>> - Return early from `verify_ram_nodes` if compilation is already failing.
>> - Add back check for `failing()` after `eliminate_macro_nodes()`.
>> - Print additional diagnostic information when an unexpected user of RAM is encountered.
>> 
>> Tested with tier1-3 on Linux x64.
>
> Cesar Soares Lucas has updated the pull request incrementally with three additional commits since the last revision:
> 
>  - Update src/hotspot/share/opto/compile.cpp
>    
>    Co-authored-by: Tobias Hartmann <tobias.hartmann at oracle.com>
>  - Update src/hotspot/share/opto/escape.cpp
>    
>    Co-authored-by: Tobias Hartmann <tobias.hartmann at oracle.com>
>  - Update src/hotspot/share/opto/escape.cpp
>    
>    Co-authored-by: Tobias Hartmann <tobias.hartmann at oracle.com>

All tests passed.

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

Marked as reviewed by thartmann (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/15048#pullrequestreview-1558212470