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Static Linux SDK does not yet support C++ Interop

triage neededThis issue needs more specific labelsThis issue needs more specific labels

Status: Open.

Bug

#88742 In swiftlang/swift;

· ephemer opened on Apr 29, 2026

if expression with return in macro-expanded binding in closure crashes the compiler

closuresFeature: closuresFeature: closures

compilerThe Swift compiler itselfThe Swift compiler itself

crashBug: A crash, i.e., an abnormal termination of softwareBug: A crash, i.e., an abnormal termination of software

macro expansionsFeature → expressions: Macro expansion expressionsFeature → expressions: Macro expansion expressions

type checkerArea → compiler: Semantic analysisArea → compiler: Semantic analysis

Status: Open.

#88740 In swiftlang/swift;

· hamishknight opened on Apr 29, 2026

MainActor is lost in an async function thereby causing a crash

crashBug: A crash, i.e., an abnormal termination of softwareBug: A crash, i.e., an abnormal termination of software

triage neededThis issue needs more specific labelsThis issue needs more specific labels

Status: Open.

Bug

#88731 In swiftlang/swift;

· Brett-Best opened on Apr 29, 2026

Incorrect ‘non-Sendable type’ error when passing isolated async closure to @concurrent function

actor isolationFeature → concurrency: Actor isolationFeature → concurrency: Actor isolation

bugA deviation from expected or documented behavior. Also: expected but undesirable behavior.A deviation from expected or documented behavior. Also: expected but undesirable behavior.

compilerThe Swift compiler itselfThe Swift compiler itself

concurrencyFeature: umbrella label for concurrency language featuresFeature: umbrella label for concurrency language features

Status: Open.

Bug

#88724 In swiftlang/swift;

· NotTheNHK opened on Apr 28, 2026

swiftc crash "Cannot initialize a nonCopyable type with a guaranteed value" in function forwardToInit at SILValue.h:375

crashBug: A crash, i.e., an abnormal termination of softwareBug: A crash, i.e., an abnormal termination of software

triage neededThis issue needs more specific labelsThis issue needs more specific labels

Status: Open.

Bug

#88717 In swiftlang/swift;

· snej opened on Apr 28, 2026

[cxx-interop] Defaulted in-class friend operator== causes undefined-symbol link error from Swift ==

crashBug: A crash, i.e., an abnormal termination of softwareBug: A crash, i.e., an abnormal termination of software

triage neededThis issue needs more specific labelsThis issue needs more specific labels

Status: Open.

Bug

#88710 In swiftlang/swift;

· mrousavy opened on Apr 28, 2026

Misleading error about nonisolated not being applicable to mutable stored properties

actor isolationFeature → concurrency: Actor isolationFeature → concurrency: Actor isolation

compilerThe Swift compiler itselfThe Swift compiler itself

concurrencyFeature: umbrella label for concurrency language featuresFeature: umbrella label for concurrency language features

diagnostics qualityBug: The quality of compiler diagnosticsBug: The quality of compiler diagnostics

good first issueGood for newcomersGood for newcomers

swift 6.3

type checkerArea → compiler: Semantic analysisArea → compiler: Semantic analysis

Status: Open.

Bug

#88709 In swiftlang/swift;

· AnthonyLatsis opened on Apr 28, 2026

Misleading error on ForEach line

closuresFeature: closuresFeature: closures

compilerThe Swift compiler itselfThe Swift compiler itself

diagnostics qualityBug: The quality of compiler diagnosticsBug: The quality of compiler diagnostics

swift 6.3

SwiftUIFlag: Involves SwiftUIFlag: Involves SwiftUI

type checkerArea → compiler: Semantic analysisArea → compiler: Semantic analysis

Status: Open.

Bug

#88700 In swiftlang/swift;

· GreatOmm opened on Apr 28, 2026

Embedded Swift link failure using Double(_: String) (missing __swift_stdlib_strtod_clocale)

triage neededThis issue needs more specific labelsThis issue needs more specific labels

Status: Open.

Bug

#88698 In swiftlang/swift;

· wfltaylor opened on Apr 28, 2026

Add shorthand for Set

triage neededThis issue needs more specific labelsThis issue needs more specific labels

Status: Open.

Feature

#88696 In swiftlang/swift;

· dsrenesanse opened on Apr 28, 2026

SILGen crash: _overrideLifetime(mutating:) in _modify subscript on ~Copyable protocol extension

crashBug: A crash, i.e., an abnormal termination of softwareBug: A crash, i.e., an abnormal termination of software

triage neededThis issue needs more specific labelsThis issue needs more specific labels

Status: Open.

Bug

#88677 In swiftlang/swift;

· slice opened on Apr 26, 2026

SILGenExpr.cpp:6104: swift::Lowering::SILGenFunction::emitBindOptional: Assertion optValue.isPlusOne(*this) && "Can only bind plus one values" failed

crashBug: A crash, i.e., an abnormal termination of softwareBug: A crash, i.e., an abnormal termination of software

triage neededThis issue needs more specific labelsThis issue needs more specific labels

Status: Open.

Bug

#88676 In swiftlang/swift;

· tayloraswift opened on Apr 25, 2026