RFR: 8339303: C2: dead node after failing to match cloned address expression [v2]

[Roberto Castañeda Lozano]

On Mon, 4 Nov 2024 22:58:47 GMT, Vladimir Ivanov <vlivanov at openjdk.org> wrote:

>> Roberto Castañeda Lozano has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Use DUIterator_Fast to traverse node outputs
>
> src/hotspot/share/opto/matcher.cpp line 183:
> 
>> 181:       }
>> 182:     }
>> 183:     for (uint j = 0; j < n->outcnt(); j++) {
> 
> Why don't you use DU iterator instead (e.g., `DUIterator_Fast`)?

Right, done in commit b0aa39fc, thanks. Please re-review.

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PR Review Comment: https://git.openjdk.org/jdk/pull/21829#discussion_r1829715261