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AST: Fill in ASTContext::getSwift59Availability() #67179

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Merged
merged 1 commit into from
Jul 7, 2023
Merged

AST: Fill in ASTContext::getSwift59Availability() #67179

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16 changes: 14 additions & 2 deletions lib/AST/Availability.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -677,8 +677,20 @@ AvailabilityContext ASTContext::getSwift58Availability() {
}

AvailabilityContext ASTContext::getSwift59Availability() {
// TODO: Update Availability impl when Swift 5.9 is released
return getSwiftFutureAvailability();
auto target = LangOpts.Target;

if (target.isMacOSX()) {
return AvailabilityContext(
VersionRange::allGTE(llvm::VersionTuple(14, 0, 0)));
} else if (target.isiOS()) {
return AvailabilityContext(
VersionRange::allGTE(llvm::VersionTuple(17, 0, 0)));
} else if (target.isWatchOS()) {
return AvailabilityContext(
VersionRange::allGTE(llvm::VersionTuple(10, 0, 0)));
} else {
return AvailabilityContext::alwaysAvailable();
}
}

AvailabilityContext ASTContext::getSwiftFutureAvailability() {
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4 changes: 2 additions & 2 deletions test/Generics/variadic_generic_types_availability.swift
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Expand Up @@ -4,7 +4,7 @@

struct G<each T> {}
// expected-note@-1 {{add @available attribute to enclosing generic struct}}
// expected-error@-2 {{parameter packs in generic types are only available in macOS 99.99.0 or newer}}
// expected-error@-2 {{parameter packs in generic types are only available in macOS 14.0.0 or newer}}

// Type aliases are OK
typealias A<each T> = (repeat each T)
typealias A<each T> = (repeat each T)