llvm-project/clang/test/CodeGenObjC/blocks-2.m

38 lines
1.4 KiB
Objective-C

// We run this twice, once as Objective-C and once as Objective-C++.
// RUN: %clang_cc1 %s -emit-llvm -o - -fobjc-gc -fblocks -fexceptions -triple i386-apple-darwin10 | FileCheck %s
// RUN: %clang_cc1 %s -emit-llvm -o - -fobjc-gc -fblocks -fexceptions -triple i386-apple-darwin10 -x objective-c++ | FileCheck %s
// CHECK: define i8* @{{.*}}test0
// CHECK: define internal void @__test0_block_invoke_0(
// CHECK: call i8* @objc_assign_strongCast(
// CHECK-NEXT: ret void
id test0(id x) {
__block id result;
^{ result = x; }();
return result;
}
// <rdar://problem/8224178>: cleanup __block variables on EH path
// CHECK: define void @{{.*}}test1
void test1() {
extern void test1_help(void (^x)(void));
// CHECK: [[N:%.*]] = alloca [[N_T:%.*]], align 8
// CHECK: [[T0:%.*]] = getelementptr inbounds [[N_T]]* [[N]], i32 0, i32 4
// CHECK-NEXT: store double 1.000000e+{{0?}}01, double* [[T0]], align 8
__block double n = 10;
// CHECK: invoke void @{{.*}}test1_help
test1_help(^{ n = 20; });
// CHECK: [[T1:%.*]] = bitcast [[N_T]]* [[N]] to i8*
// CHECK-NEXT: call void @_Block_object_dispose(i8* [[T1]], i32 8)
// CHECK-NEXT: ret void
// CHECK: call i8* @llvm.eh.exception()
// CHECK: [[T1:%.*]] = bitcast [[N_T]]* [[N]] to i8*
// CHECK-NEXT: call void @_Block_object_dispose(i8* [[T1]], i32 8)
// CHECK: call void @_Unwind_Resume_or_Rethrow(
}