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