GitHub user kiszk opened a pull request:
https://github.com/apache/spark/pull/19730
[SPARK-22500][SQL] Fix 64KB JVM bytecode limit problem with cast
## What changes were proposed in this pull request?
This PR changes `cast` code generation to place generated code for
expression for fields of a structure into separated methods if these size could
be large.
## How was this patch tested?
Added new test cases into `CastSuite`
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/kiszk/spark SPARK-22500
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/19730.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #19730
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commit 90136717ca01a7fe426963fffabe3516d506382d
Author: Kazuaki Ishizaki <ishiz...@jp.ibm.com>
Date: 2017-11-12T19:02:53Z
initial commit
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