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[SR-11995] Long time compiling with redefenition methods of protocol extension #54429

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swift-ci opened this issue Jan 6, 2020 · 2 comments
Closed

[SR-11995] Long time compiling with redefenition methods of protocol extension #54429

swift-ci opened this issue Jan 6, 2020 · 2 comments
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bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. compiler The Swift compiler in itself

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@swift-ci
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swift-ci commented Jan 6, 2020

Previous ID SR-11995
Radar rdar://problem/58455435
Original Reporter Kuluum (JIRA User)
Type Bug

Attachment: Download

Environment

Apple Swift version 5.1.3 (swiftlang-1100.0.282.1 clang-1100.0.33.15)

Additional Detail from JIRA
Votes 0
Component/s Compiler
Labels Bug
Assignee None
Priority Medium

md5: ad20b65285017395b5ac7ed13df0d0a1

Issue Description:

In case when typealias of associatedtype is not defined, after ~20 redefined method type checking(I guess) time grows exponentially with each new method added. With ~35 methods compile time of one file takes about 4 hours.

time swiftc -typecheck LongTypeCheck.swift

real 10m41.692s
@beccadax
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beccadax commented Jan 9, 2020

@swift-ci create

@swift-ci swift-ci transferred this issue from apple/swift-issues Apr 25, 2022
@CodaFi
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CodaFi commented Aug 16, 2022

Things have improved substantially here:

time swiftc -typecheck ~/Desktop/test.swift

________________________________________________________
Executed in   82.51 secs    fish           external
   usr time   82.16 secs    0.07 millis   82.16 secs
   sys time    0.21 secs    1.26 millis    0.20 secs

@CodaFi CodaFi closed this as completed Aug 16, 2022
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bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. compiler The Swift compiler in itself
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@beccadax @CodaFi @swift-ci