blob: 37459dc7e8592172cd4e3d638d9e08d31943275e [file] [log] [blame]
// RUN: %target-swift-frontend(mock-sdk: %clang-importer-sdk) -I %S/Inputs/abi %s -whole-module-optimization -emit-ir | %FileCheck %s
// RUN: %target-swift-frontend(mock-sdk: %clang-importer-sdk) -I %S/Inputs/abi %s -emit-ir | %FileCheck %s
//
// REQUIRES: objc_interop
import gadget
import Foundation
@inline(never)
func blackHole<T>(_ t: T) { }
// CHECK-LABEL: @"OBJC_CLASS_$_NSNumber" = external global %objc_class
// CHECK: @"OBJC_CLASS_$_NSString" = external global {{%.*}}, align
// CHECK: @"OBJC_CLASSLIST_REFERENCES_$_{{.*}}" = private global %struct._class_t* bitcast (%objc_class* @"OBJC_CLASS_$_NSNumber" to %struct._class_t*), section "__DATA,__objc_classrefs,regular,no_dead_strip"
// CHECK: @"OBJC_CLASSLIST_REFERENCES_$_{{.*}}" = private global %struct._class_t* bitcast (%objc_class* @"OBJC_CLASS_$_NSString" to %struct._class_t*), section "__DATA,__objc_classrefs,regular,no_dead_strip"
public func testLiterals() {
blackHole(gadget.giveMeASelector())
blackHole(gadget.giveMeANumber())
blackHole(gadget.giveMeAMetaclass())
}
func fooInternal() {
blackHole(NSString.self as AnyObject)
}
public func fooLazy() {
fooInternal()
}
// CHECK-LABEL: define internal i8* @giveMeASelector()
// CHECK: load i8*, i8** @OBJC_SELECTOR_REFERENCES_
// CHECK: ret
// CHECK-LABEL: define internal {{.*}}* @giveMeANumber()
// CHECK: [[CLASS:%.*]] = load %struct._class_t*, %struct._class_t**
// CHECK: [[SELECTOR:%.*]] = load i8*, i8** @OBJC_SELECTOR_REFERENCES_.{{.*}}
// CHECK: bitcast %struct._class_t* [[CLASS]] to i8*
// CHECK: call {{.*}} @objc_msgSend
// CHECK: ret
// CHECK-LABEL: define internal i8* @giveMeAMetaclass()
// CHECK: [[CLASS:%.*]] = load %struct._class_t*, %struct._class_t**
// CHECK: [[SELECTOR:%.*]] = load i8*, i8** @OBJC_SELECTOR_REFERENCES_
// CHECK: bitcast %struct._class_t* [[CLASS]] to i8*
// CHECK: call {{.*}} @objc_msgSend
// CHECK: ret