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.

Sign up for GitHub

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-3730] Technical specification of the layout algorithms #46315

Open
ematejska mannequin opened this issue Jan 25, 2017 · 2 comments
Open

[SR-3730] Technical specification of the layout algorithms #46315

ematejska mannequin opened this issue Jan 25, 2017 · 2 comments
Labels
affects ABI Flag: Affects ABI task

Comments

@ematejska
Copy link
Mannequin

ematejska mannequin commented Jan 25, 2017

Previous ID SR-3730
Radar rdar://problem/31411200
Original Reporter @ematejska
Type Task
Additional Detail from JIRA
Votes 0
Component/s
Labels Task, AffectsABI
Assignee None
Priority Medium

md5: da7c0c4eedd5aafaec6dfec6b21671f4

Issue Description:

Provide a technical specification of the layout algorithms that future compilers must adhere to in order to ensure binary compatibility as part of locking down ABI Stability
@bob-wilson
Copy link
Contributor

@swift-ci create

@atrick
Copy link
Contributor

atrick commented Sep 12, 2017

The optimizer makes assumptions about layout equivalence. See canUnsafeCastStruct/Tuple/Enum. Move this logic into a central place where we specify ABI requirements.

@swift-ci swift-ci transferred this issue from apple/swift-issues Apr 25, 2022
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment
Assignees
No one assigned
Labels
affects ABI Flag: Affects ABI task
Projects
None yet
Milestone
No milestone
Development

No branches or pull requests
2 participants
@atrick @bob-wilson