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Simple looking code triggers expensive LUB that performs expensive existential subtyping.

t:performance

Status: Open.

#578 In scala/scala-dev;

· retronym opened on Nov 9, 2018

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Backlog

Reduce optimizer running time and memory pressure

help-wanted

t:optimizer

t:performance

Status: Open.

#564 In scala/scala-dev;

· lrytz opened on Oct 5, 2018

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Backlog

Can we avoid invokeinterface for Analyzer.global within Typer?

help-wanted

t:performance

Status: Open.

#554 In scala/scala-dev;

· retronym opened on Sep 5, 2018

 ·  

Backlog

substSym call in matchesQuantified could be avoided

help-wanted

t:performance

Status: Open.

#551 In scala/scala-dev;

· retronym opened on Aug 30, 2018

 ·  

Backlog

Enable classloader caching for macros and plugins in 2.13 ?

t:performance

Status: Open.

#548 In scala/scala-dev;

· smarter opened on Aug 27, 2018

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Backlog

Optimize Definitions.isStable to avoid expensive path through ExistentialType.bounds

t:performance

Status: Open.

#545 In scala/scala-dev;

· retronym opened on Aug 22, 2018

 ·  

Backlog

Ratchet compiler performance with changes in retronym/opt/typer

t:performance

Status: Open.

#536 In scala/scala-dev;

· retronym opened on Aug 10, 2018

 ·  

Backlog

Perform more comparative benchmarks of 2.12 and 2.13 collections

help-wanted

t:performance

Status: Open.

#527 In scala/scala-dev;

· retronym opened on Jun 27, 2018

 ·  

Backlog

Could TypingTransformer be more efficient?

t:performance

Status: Open.

#519 In scala/scala-dev;

· retronym opened on May 25, 2018

 ·  

Backlog

Investigate whether or not scalac's AOT inlining hurts our warm up

help-wanted

t:performance

Status: Open.

#517 In scala/scala-dev;

· retronym opened on May 22, 2018

 ·  

Backlog

Typer + Inferencer need to lose some weight

t:performance

Status: Open.

#501 In scala/scala-dev;

· retronym opened on May 9, 2018

 ·  

Backlog

Reduce allocations of byte[] in the backend

t:performance

Status: Open.

#499 In scala/scala-dev;

· retronym opened on May 8, 2018

 ·  

Backlog