[Source compatibility suite] swift-testing failing to build - error: cannot convert value of type 'any (Codable & Sendable).Type' to expected argument type 'U.Type'

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#87987macro expansions Testing

@bwdmr 3/26/2026

Swift Testing macro not fully qualifying types in its expansion

1 comments

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#87383compiler diagnostics quality type checker generics function types function parameters parameter packs swift 6.2

@a-viv-a 4/28/2026

Function type with parameter following variadic should be rejected

2 comments

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#78349bug platform support cross-compilation unexpected error riscv swift 6.0

@colemancda 4/3/2026

[stdlib] Unable to compile for riscv64-unknown-linux-gnu

4 comments

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README

Swift Programming Language

swiftlang/swift latest releaseswift-6.3.1-RELEASE

Released 4/17/2026

Install via Swiftly swiftly install 6.3.1
WinGet Support will be available soon (PR)
Docker images will be available on hub.docker.com/_/swift soon. (PR)

Diff stats+13223-3880300 filesMain areasSwiftCompilerSourcesRuntimescidocsconfig

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Merge pull request #88055 from hamishknight/dump

5478f52 3/24/2026 by @hamishknight

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Merge pull request #88065 from gottesmm/pr-991b4e6833378e50362cc46824ae586c06ec062d

ec08191 3/24/2026 by @gottesmm

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Merge pull request #88068 from Xazax-hun/refcount-in-derived-fix

1811dca 3/24/2026 by @Xazax-hun

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Merge pull request #88044 from xedin/rdar-173132715

7e70d4c 3/24/2026 by @xedin

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Merge pull request #88057 from susmonteiro/susmonteiro/dereference-result-any-pointer

aad3171 3/24/2026 by @susmonteiro

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#88338compiler good first issue type checker TypeResolver attributes @preconcurrency swift 6.3

@AnthonyLatsis 1 week ago

Error says [@preconcurrency](https://github.com/preconcurrency) only applies in inheritance clauses

2 comments

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#88599test suite Windows unit tests

@hjyamauchi 4/29/2026

Test Concurrency/Runtime/async_taskgroup_asynciterator_semantics.swift is flaky on Windows

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#88396Windows source compatibility suite Testing

@justice-adams-apple 4/13/2026

[Source compatibility suite] swift-testing failing to build - error: cannot convert value of type 'any (Codable & Sendable).Type' to expected argument type 'U.Type'

View

#87987macro expansions Testing

@bwdmr 3/26/2026

Swift Testing macro not fully qualifying types in its expansion

1 comments

View

#87383compiler diagnostics quality type checker generics function types function parameters parameter packs swift 6.2

@a-viv-a 4/28/2026

Function type with parameter following variadic should be rejected

2 comments

View

#78349bug platform support cross-compilation unexpected error riscv swift 6.0

@colemancda 4/3/2026

[stdlib] Unable to compile for riscv64-unknown-linux-gnu

4 comments

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