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// RUN: %target-swift-frontend -enable-experimental-feature SymbolLinkageMarkers -parse-as-library -emit-sil %s -o /dev/null -verify
// REQUIRES: swift_in_compiler
// REQUIRES: swift_feature_SymbolLinkageMarkers
@_used @_section("__TEXT,__mysection") var g0: Int = 1 // ok
struct MyStruct {
@_used @_section("__TEXT,__mysection") static var static0: Int = 1 // ok
}
struct MyStruct2 {
@_section("__TEXT,__mysection") var member0: Int = 1 // expected-error {{properties with attribute '_section' must be static}}
@_section("__TEXT,__mysection") static var static1: Int { return 1 } // expected-error {{'@_section' must not be used on computed properties}}
}
struct MyStruct3<T> {
static var member1: Int = 1 // expected-error {{static stored properties not supported in generic types}}
@_section("__TEXT,__mysection") func foo() {} // expected-error {{attribute '_section' cannot be used in a generic context}}
}
struct MyStruct4<T> {
struct InnerStruct {
static var member2: Int = 1 // expected-error {{static stored properties not supported in generic types}}
@_section("__TEXT,__mysection") static var member3: Int = 1 // expected-error {{static stored properties not supported in generic types}}
// expected-error@-1 {{attribute '_section' cannot be used in a generic context}}
@_section("__TEXT,__mysection") func foo() {} // expected-error {{attribute '_section' cannot be used in a generic context}}
}
}
struct MyStruct5<T> {
}
extension MyStruct5 where T == Never {
@_used @_section("__TEXT,__mysection") static let static3: Int = 1 // ok
}
@_section("__TEXT,__mysection") // expected-error {{'@_section' attribute cannot be applied to this declaration}}
struct SomeStruct {}
@_section("") var g1: Int = 1 // expected-error {{@_section section name cannot be empty}}
func function() {
@_section("__TEXT,__mysection") var l0: Int = 1 // expected-error {{attribute '_section' can only be used in a non-local scope}}
l0 += 1
_ = l0
@_used var l1: Int = 1 // expected-error {{attribute '_used' can only be used in a non-local scope}}
l1 += 1
_ = l1
}
func function_with_type() {
class MyClass {
@_section("__TEXT,__mysection") static var member: Int = 1 // ok
}
do {
class MyClass {
@_section("__TEXT,__mysection") static var member: Int = 1 // ok
}
}
}
func function_with_type_generic<T>() -> T {
class MyClass { // expected-error {{type 'MyClass' cannot be nested in generic function}}
@_section("__TEXT,__mysection") static var member: Int = 1 // expected-error {{static stored properties not supported in generic types}}
// expected-error@-1 {{attribute '_section' cannot be used in a generic context}}
}
}
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