1 // RUN: %clang_cc1 -triple x86_64-apple-darwin10 -emit-llvm -fobjc-arc -fexceptions -fobjc-exceptions -fobjc-runtime-has-weak -o - %s | FileCheck %s 2 3 @class Ety; 4 5 // These first two tests are all PR11732 / rdar://problem/10667070. 6 7 void test0_helper(void); 8 void test0(void) { 9 @try { 10 test0_helper(); 11 } @catch (Ety *e) { 12 } 13 } 14 // CHECK: define void @test0() 15 // CHECK: [[E:%.*]] = alloca [[ETY:%.*]]*, align 8 16 // CHECK-NEXT: invoke void @test0_helper() 17 // CHECK: [[T0:%.*]] = call i8* @objc_begin_catch( 18 // CHECK-NEXT: [[T1:%.*]] = bitcast i8* [[T0]] to [[ETY]]* 19 // CHECK-NEXT: [[T2:%.*]] = bitcast [[ETY]]* [[T1]] to i8* 20 // CHECK-NEXT: [[T3:%.*]] = call i8* @objc_retain(i8* [[T2]]) [[NUW:#[0-9]+]] 21 // CHECK-NEXT: [[T4:%.*]] = bitcast i8* [[T3]] to [[ETY]]* 22 // CHECK-NEXT: store [[ETY]]* [[T4]], [[ETY]]** [[E]] 23 // CHECK-NEXT: [[T0:%.*]] = bitcast [[ETY]]** [[E]] to i8** 24 // CHECK-NEXT: call void @objc_storeStrong(i8** [[T0]], i8* null) [[NUW]] 25 // CHECK-NEXT: call void @objc_end_catch() [[NUW]] 26 27 void test1_helper(void); 28 void test1(void) { 29 @try { 30 test1_helper(); 31 } @catch (__weak Ety *e) { 32 } 33 } 34 // CHECK: define void @test1() 35 // CHECK: [[E:%.*]] = alloca [[ETY:%.*]]*, align 8 36 // CHECK-NEXT: invoke void @test1_helper() 37 // CHECK: [[T0:%.*]] = call i8* @objc_begin_catch( 38 // CHECK-NEXT: [[T1:%.*]] = bitcast i8* [[T0]] to [[ETY]]* 39 // CHECK-NEXT: [[T2:%.*]] = bitcast [[ETY]]** [[E]] to i8** 40 // CHECK-NEXT: [[T3:%.*]] = bitcast [[ETY]]* [[T1]] to i8* 41 // CHECK-NEXT: call i8* @objc_initWeak(i8** [[T2]], i8* [[T3]]) [[NUW]] 42 // CHECK-NEXT: [[T0:%.*]] = bitcast [[ETY]]** [[E]] to i8** 43 // CHECK-NEXT: call void @objc_destroyWeak(i8** [[T0]]) [[NUW]] 44 // CHECK-NEXT: call void @objc_end_catch() [[NUW]] 45 46 // CHECK: attributes [[NUW]] = { nounwind } 47
