xref: /aosp_15_r20/external/clang/test/CodeGenObjC/blocks-2.m (revision 67e74705e28f6214e480b399dd47ea732279e315)
1*67e74705SXin Li// We run this twice, once as Objective-C and once as Objective-C++.
2*67e74705SXin Li// RUN: %clang_cc1 %s -emit-llvm -o - -fobjc-gc -fblocks -fexceptions -triple i386-apple-darwin10 -fobjc-runtime=macosx-fragile-10.5 | FileCheck %s
3*67e74705SXin Li// RUN: %clang_cc1 %s -emit-llvm -o - -fobjc-gc -fblocks -fexceptions -triple i386-apple-darwin10 -fobjc-runtime=macosx-fragile-10.5 -x objective-c++ | FileCheck %s
4*67e74705SXin Li
5*67e74705SXin Li
6*67e74705SXin Li// CHECK: define i8* @{{.*}}test0
7*67e74705SXin Li// CHECK: define internal void @{{.*}}_block_invoke(
8*67e74705SXin Li// CHECK:      call i8* @objc_assign_strongCast(
9*67e74705SXin Li// CHECK-NEXT: ret void
10*67e74705SXin Liid test0(id x) {
11*67e74705SXin Li  __block id result;
12*67e74705SXin Li  ^{ result = x; }();
13*67e74705SXin Li  return result;
14*67e74705SXin Li}
15*67e74705SXin Li
16*67e74705SXin Li// <rdar://problem/8224178>: cleanup __block variables on EH path
17*67e74705SXin Li// CHECK: define void @{{.*}}test1
18*67e74705SXin Livoid test1() {
19*67e74705SXin Li  extern void test1_help(void (^x)(void));
20*67e74705SXin Li
21*67e74705SXin Li  // CHECK:      [[N:%.*]] = alloca [[N_T:%.*]], align 8
22*67e74705SXin Li  // CHECK:      [[T0:%.*]] = getelementptr inbounds [[N_T]], [[N_T]]* [[N]], i32 0, i32 4
23*67e74705SXin Li  // CHECK-NEXT: store double 1.000000e+{{0?}}01, double* [[T0]], align 8
24*67e74705SXin Li  __block double n = 10;
25*67e74705SXin Li
26*67e74705SXin Li  // CHECK:      invoke void @{{.*}}test1_help
27*67e74705SXin Li  test1_help(^{ n = 20; });
28*67e74705SXin Li
29*67e74705SXin Li  // CHECK:      [[T1:%.*]] = bitcast [[N_T]]* [[N]] to i8*
30*67e74705SXin Li  // CHECK-NEXT: call void @_Block_object_dispose(i8* [[T1]], i32 8)
31*67e74705SXin Li  // CHECK-NEXT: ret void
32*67e74705SXin Li
33*67e74705SXin Li  // CHECK:      landingpad { i8*, i32 }
34*67e74705SXin Li  // CHECK-NEXT:   cleanup
35*67e74705SXin Li  // CHECK:      [[T1:%.*]] = bitcast [[N_T]]* [[N]] to i8*
36*67e74705SXin Li  // CHECK-NEXT: call void @_Block_object_dispose(i8* [[T1]], i32 8)
37*67e74705SXin Li  // CHECK:      resume { i8*, i32 }
38*67e74705SXin Li}
39