[jdk11u-dev] RFR: 8272131: PhaseMacroExpand::generate_slow_arraycopy crash when clone null CallProjections.fallthrough_ioproj

[Hui Shi]

On Mon, 16 Aug 2021 20:19:08 GMT, Paul Hohensee <phh at openjdk.org> wrote:

>> Please help review this backport for 8272131: C2 crash in PhaseMacroExpand::generate_slow_arraycopy because arraycopy node's _ioproj_fallthrough is NULL.
>> 
>> Conflicts when backport
>> In jdk18: field name is fallthrough_ioproj , and it is in PhaseMacroExpand's CallProjections class.
>> In jdk11: field name is _ioproj_fallthrough, and it is directly in PhaseMacroExpand class.
>
> Marked as reviewed by phh (Reviewer).

@phohensee Thanks for your review.

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PR: https://git.openjdk.java.net/jdk11u-dev/pull/250