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[SR-4918] Compiler crash related to Optionals #47495

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jepers opened this issue May 17, 2017 · 0 comments
Closed

[SR-4918] Compiler crash related to Optionals #47495

jepers opened this issue May 17, 2017 · 0 comments
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bug A deviation from expected or documented behavior. Also: expected but undesirable behavior.

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@jepers
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jepers commented May 17, 2017

Previous ID SR-4918
Radar None
Original Reporter @jepers
Type Bug
Status Closed
Resolution Duplicate
Additional Detail from JIRA
Votes 0
Component/s
Labels Bug
Assignee None
Priority Medium

md5: 47adedf96ac74cdaa7f76ffb7acc05ee

duplicates:

  • SR-4387 Compiler Segmentation Fault 11 on wrongly ordered lets

Issue Description:

This crashes the compiler, both when using the Xcode 8.3.2 (8E2002) default toolchain and when using the latest dev snapshot (2017-05-15):

var a: [Int]?
if let af = a?.first, let a = a {} // <- Crashes compiler
if let af = a?.first, let b = a {} // <- Compiles
@swift-ci swift-ci transferred this issue from apple/swift-issues Apr 25, 2022
This issue was closed.
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bug A deviation from expected or documented behavior. Also: expected but undesirable behavior.
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@jepers