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