Integrated: 8228604: StackMapFrames are missing from redefined class bytes of retransformed classes
Alex Menkov
amenkov at openjdk.org
Thu Feb 9 19:41:01 UTC 2023
On Tue, 24 Jan 2023 00:16:10 GMT, Alex Menkov <amenkov at openjdk.org> wrote:
> classFileParser drops stack map frames for JDK classes (when verification is not required).
> As a result JvmtiClassFileReconstituter cannot restore the attribute for class redefinition.
> Note that if the class is in CDS archive, the frames are restored from CDS, so this issue affects only JDK classes which are not in CDS.
> This code is old (from "initial load") and I don't understand the reason it was implemented this way.
>
> Testing: tier1-tier6
This pull request has now been integrated.
Changeset: 48155662
Author: Alex Menkov <amenkov at openjdk.org>
URL: https://git.openjdk.org/jdk/commit/48155662af04bf7532799d507c23f6d5aa66a632
Stats: 353 lines in 3 files changed: 347 ins; 4 del; 2 mod
8228604: StackMapFrames are missing from redefined class bytes of retransformed classes
Reviewed-by: cjplummer, sspitsyn
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PR: https://git.openjdk.org/jdk/pull/12155
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