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// RUN: %target-swift-frontend -emit-ir -primary-file %s -enable-experimental-feature TupleConformances -parse-as-library | %FileCheck %s
// REQUIRES: swift_feature_TupleConformances
protocol P {
func defaultRequirement()
static func staticRequirement()
}
extension P {
func defaultRequirement() {}
}
typealias Tuple<each Element> = (repeat each Element)
extension Tuple: P where repeat each Element: P {
static func staticRequirement() {}
}
func takesP<T: P>(_ t: T) {
t.defaultRequirement()
T.staticRequirement()
}
struct S: P {
static func staticRequirement() {
print(self)
}
}
func use() {
takesP(())
takesP((S(), S()))
}
// CHECK-LABEL: define internal swiftcc void @"$sxxQp_t18tuple_conformances1PA2aBP18defaultRequirementyyFTW"(ptr {{.*}} swiftself %0, ptr %Self, ptr %SelfWitnessTable) {{.*}} {
// CHECK-LABEL: define internal swiftcc void @"$sxxQp_t18tuple_conformances1PA2aBP17staticRequirementyyFZTW"(ptr swiftself %0, ptr %Self, ptr %SelfWitnessTable) {{.*}} {
// CHECK-LABEL: define hidden swiftcc void @"$s18tuple_conformances3useyyF"() {{.*}} {
// CHECK: call ptr @"$s18tuple_conformances1SV_ACtxxQp_tAA1PAAWl"()
// CHECK: ret void
// CHECK-LABEL: define linkonce_odr hidden ptr @"$s18tuple_conformances1SV_ACtxxQp_tAA1PAAWl"() {{.*}} {
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