| 1 | // RUN: %clang_cc1 -triple x86_64-apple-darwin11 -emit-llvm -fobjc-arc -o - %s | FileCheck %s |
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| 2 | |
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| 3 | id makeObject1() __attribute__((ns_returns_retained)); |
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| 4 | id makeObject2() __attribute__((ns_returns_retained)); |
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| 5 | void releaseObject(__attribute__((ns_consumed)) id); |
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| 6 | |
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| 7 | // CHECK-LABEL: define void @_Z10sanityTestv |
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| 8 | void sanityTest() { |
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| 9 | // CHECK: [[X:%.*]] = alloca i8*, align 8 |
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| 10 | // CHECK-NEXT: [[OBJ1:%.*]] = call i8* @_Z11makeObject1v() |
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| 11 | // CHECK-NEXT: store i8* [[OBJ1]], i8** [[X]], align 8 |
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| 12 | id x = makeObject1(); |
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| 13 | |
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| 14 | // CHECK-NEXT: [[OBJ2:%.*]] = call i8* @_Z11makeObject2v() |
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| 15 | // CHECK-NEXT: call void @_Z13releaseObjectP11objc_object(i8* [[OBJ2]]) |
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| 16 | releaseObject(makeObject2()); |
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| 17 | |
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| 18 | // CHECK-NEXT: call void @llvm.objc.storeStrong(i8** [[X]], i8* null) |
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| 19 | // CHECK-NEXT: ret void |
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| 20 | } |
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| 21 | |
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| 22 | |
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| 23 | template <typename T> |
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| 24 | T makeObjectT1() __attribute__((ns_returns_retained)); |
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| 25 | template <typename T> |
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| 26 | T makeObjectT2() __attribute__((ns_returns_retained)); |
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| 27 | |
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| 28 | template <typename T> |
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| 29 | void releaseObjectT(__attribute__((ns_consumed)) T); |
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| 30 | |
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| 31 | // CHECK-LABEL: define void @_Z12templateTestv |
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| 32 | void templateTest() { |
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| 33 | // CHECK: [[X:%.*]] = alloca i8*, align 8 |
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| 34 | // CHECK-NEXT: [[OBJ1:%.*]] = call i8* @_Z12makeObjectT1IU8__strongP11objc_objectET_v() |
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| 35 | // CHECK-NEXT: store i8* [[OBJ1]], i8** [[X]], align 8 |
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| 36 | id x = makeObjectT1<id>(); |
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| 37 | |
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| 38 | // CHECK-NEXT: [[OBJ2:%.*]] = call i8* @_Z12makeObjectT2IU8__strongP11objc_objectET_v() |
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| 39 | // CHECK-NEXT: call void @_Z13releaseObjectP11objc_object(i8* [[OBJ2]]) |
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| 40 | releaseObject(makeObjectT2<id>()); |
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| 41 | |
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| 42 | // CHECK-NEXT: [[OBJ3:%.*]] = call i8* @_Z11makeObject1v() |
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| 43 | // CHECK-NEXT: call void @_Z14releaseObjectTIU8__strongP11objc_objectEvT_(i8* [[OBJ3]]) |
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| 44 | releaseObjectT(makeObject1()); |
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| 45 | |
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| 46 | // CHECK-NEXT: call void @llvm.objc.storeStrong(i8** [[X]], i8* null) |
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| 47 | // CHECK-NEXT: ret void |
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| 48 | } |
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| 49 | |
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| 50 | // PR27887 |
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| 51 | struct ForwardConsumed { |
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| 52 | ForwardConsumed(__attribute__((ns_consumed)) id x); |
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| 53 | }; |
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| 54 | |
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| 55 | ForwardConsumed::ForwardConsumed(__attribute__((ns_consumed)) id x) {} |
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| 56 | |
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| 57 | // CHECK: define void @_ZN15ForwardConsumedC2EP11objc_object( |
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| 58 | // CHECK-NOT: objc_retain |
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| 59 | // CHECK: store i8* {{.*}}, i8** [[X:%.*]], |
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| 60 | // CHECK-NOT: [[X]] |
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| 61 | // CHECK: call void @llvm.objc.storeStrong(i8** [[X]], i8* null) |
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| 62 | |
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| 63 | // CHECK: define void @_ZN15ForwardConsumedC1EP11objc_object( |
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| 64 | // CHECK-NOT: objc_retain |
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| 65 | // CHECK: store i8* {{.*}}, i8** [[X:%.*]], |
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| 66 | // CHECK: [[T0:%.*]] = load i8*, i8** [[X]], |
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| 67 | // CHECK-NEXT: store i8* null, i8** [[X]], |
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| 68 | // CHECK-NEXT: call void @_ZN15ForwardConsumedC2EP11objc_object({{.*}}, i8* [[T0]]) |
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| 69 | // CHECK: call void @llvm.objc.storeStrong(i8** [[X]], i8* null) |
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| 70 | |
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