47 lines
1.8 KiB
Objective-C
47 lines
1.8 KiB
Objective-C
// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -emit-llvm -fobjc-arc -fexceptions -fobjc-exceptions -fobjc-runtime-has-weak -o - %s | FileCheck %s
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@class Ety;
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// These first two tests are all PR11732 / rdar://problem/10667070.
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void test0_helper(void);
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void test0(void) {
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@try {
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test0_helper();
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} @catch (Ety *e) {
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}
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}
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// CHECK-LABEL: define{{.*}} void @test0()
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// CHECK: [[E:%.*]] = alloca [[ETY:%.*]]*, align 8
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// CHECK-NEXT: invoke void @test0_helper()
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// CHECK: [[T0:%.*]] = call i8* @objc_begin_catch(
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// CHECK-NEXT: [[T1:%.*]] = bitcast i8* [[T0]] to [[ETY]]*
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// CHECK-NEXT: [[T2:%.*]] = bitcast [[ETY]]* [[T1]] to i8*
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// CHECK-NEXT: [[T3:%.*]] = call i8* @llvm.objc.retain(i8* [[T2]]) [[NUW:#[0-9]+]]
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// CHECK-NEXT: [[T4:%.*]] = bitcast i8* [[T3]] to [[ETY]]*
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// CHECK-NEXT: store [[ETY]]* [[T4]], [[ETY]]** [[E]]
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// CHECK-NEXT: [[T0:%.*]] = bitcast [[ETY]]** [[E]] to i8**
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// CHECK-NEXT: call void @llvm.objc.storeStrong(i8** [[T0]], i8* null) [[NUW]]
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// CHECK-NEXT: call void @objc_end_catch() [[NUW]]
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void test1_helper(void);
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void test1(void) {
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@try {
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test1_helper();
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} @catch (__weak Ety *e) {
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}
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}
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// CHECK-LABEL: define{{.*}} void @test1()
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// CHECK: [[E:%.*]] = alloca [[ETY:%.*]]*, align 8
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// CHECK-NEXT: invoke void @test1_helper()
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// CHECK: [[T0:%.*]] = call i8* @objc_begin_catch(
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// CHECK-NEXT: [[T1:%.*]] = bitcast i8* [[T0]] to [[ETY]]*
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// CHECK-NEXT: [[T2:%.*]] = bitcast [[ETY]]** [[E]] to i8**
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// CHECK-NEXT: [[T3:%.*]] = bitcast [[ETY]]* [[T1]] to i8*
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// CHECK-NEXT: call i8* @llvm.objc.initWeak(i8** [[T2]], i8* [[T3]]) [[NUW]]
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// CHECK-NEXT: [[T0:%.*]] = bitcast [[ETY]]** [[E]] to i8**
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// CHECK-NEXT: call void @llvm.objc.destroyWeak(i8** [[T0]]) [[NUW]]
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// CHECK-NEXT: call void @objc_end_catch() [[NUW]]
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// CHECK: attributes [[NUW]] = { nounwind }
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