Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Jump to bottom

[SR-7249] Compiler crash for redeclaration in extension of generic type #49797

Closed
hamishknight opened this issue Mar 21, 2018 · 1 comment
Closed

[SR-7249] Compiler crash for redeclaration in extension of generic type #49797

hamishknight opened this issue Mar 21, 2018 · 1 comment
Assignees
@hamishknight
Labels
bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. compiler The Swift compiler in itself crash Bug: A crash, i.e., an abnormal termination of software

Comments

@hamishknight
Copy link
Collaborator

Previous ID SR-7249
Radar None
Original Reporter @hamishknight
Type Bug
Status Closed
Resolution Done
Environment

Swift version 4.2-dev (LLVM cef3fe6d75, Clang bdc970d89c, Swift 5b60ace)
Target: x86_64-apple-darwin17.4.0

Additional Detail from JIRA
Votes 0
Component/s Compiler
Labels Bug, CompilerCrash
Assignee @hamishknight
Priority Medium

md5: f79c841e907eb59984a6d43f8e0e7eee

Issue Description:

The following code crashes the compiler:

struct S<T> {
  var x: Int { return 0 }
}

extension S {
  var x: Int { return 0 }
}

It triggers an assertion in SILGen, but really Sema should catch this with an invalid redeclaration error.
@hamishknight
Copy link
Collaborator Author

#15412

@swift-ci swift-ci transferred this issue from apple/swift-issues Apr 25, 2022
@AnthonyLatsis AnthonyLatsis added the crash Bug: A crash, i.e., an abnormal termination of software label Dec 12, 2022
This issue was closed.
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment
Assignees

@hamishknight hamishknight

Labels
bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. compiler The Swift compiler in itself crash Bug: A crash, i.e., an abnormal termination of software
Projects
None yet
Milestone
No milestone
Development

No branches or pull requests
2 participants
@hamishknight @AnthonyLatsis