Skip to content

Investigate 4.8 perf regression from "Use NonNullable<T> in more scenarios" #49622

Closed
#49760
Closed
Investigate 4.8 perf regression from "Use NonNullable<T> in more scenarios"#49622
#49760
Assignees
ahejlsberg
Labels
Domain: PerformanceReports of unusually slow behaviorFix AvailableA PR has been opened for this issueNeeds InvestigationThis issue needs a team member to investigate its status.
Milestone
TypeScript 4.8.1
@DanielRosenwasser

Description

@DanielRosenwasser
DanielRosenwasser
opened on Jun 21, 2022

#49330 added about 100ms to Compiler-Unions

image

We should investigate the root cause and any mitigations if possible.

Originally posted by @DanielRosenwasser in #49330 (comment)

Metadata

Metadata

Assignees

Labels

Domain: PerformanceReports of unusually slow behaviorFix AvailableA PR has been opened for this issueNeeds InvestigationThis issue needs a team member to investigate its status.

Type

No type

Projects

No projects

Milestone

Relationships

None yet

Development

No branches or pull requests

Issue actions