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https://issues.apache.org/jira/browse/IGNITE-9161?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Igor Sapego updated IGNITE-9161:
--------------------------------
Description:
Currently, helper classes from {{operations.h}} header file, e.g.
{{Out1Operation}} contain additional value, that can't be optimized-out by the
compiler on return, even though the operation itself is a temporary object.
As a solution, such classes should accept and operate on a reference to a
temporary object, so that [copy
elision|https://en.wikipedia.org/wiki/Copy_elision] can be used by a compiler.
was:
Currently, helper classes from {{operations.h}} header file, e.g.
{{Out1Operation}} contain additional value, that can't be optimized-out by the
compiler on return, even though the operation itself is a temporary object.
As a solution, such classes should accept and operate on a reference to a
temporary object, which can be
> CPP: Get rid of additional copy on Get
> --------------------------------------
>
> Key: IGNITE-9161
> URL: https://issues.apache.org/jira/browse/IGNITE-9161
> Project: Ignite
> Issue Type: Improvement
> Components: platforms
> Affects Versions: 2.0
> Reporter: Igor Sapego
> Priority: Major
> Labels: cpp
> Fix For: 2.7
>
>
> Currently, helper classes from {{operations.h}} header file, e.g.
> {{Out1Operation}} contain additional value, that can't be optimized-out by
> the compiler on return, even though the operation itself is a temporary
> object.
> As a solution, such classes should accept and operate on a reference to a
> temporary object, so that [copy
> elision|https://en.wikipedia.org/wiki/Copy_elision] can be used by a compiler.
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