xref: /llvm-project/clang/test/CodeGenObjCXX/arc-globals.mm (revision 08be7a429551cc995c939b357f709b878bfaf322) 
1// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -emit-llvm -fblocks -fobjc-arc -O2 -disable-llvm-passes -o - %s | FileCheck %s
2
3// Test that we're properly retaining lifetime-qualified pointers
4// initialized statically and wrapping up those initialization in an
5// autorelease pool.
6id getObject();
7
8// CHECK-LABEL: define internal void @__cxx_global_var_init
9// CHECK: call noundef ptr @_Z9getObjectv{{.*}} [ "clang.arc.attachedcall"(ptr @llvm.objc.retainAutoreleasedReturnValue) ]
10// CHECK-NEXT: call void (...) @llvm.objc.clang.arc.noop.use
11// CHECK-NEXT: {{store ptr.*@global_obj}}
12// CHECK-NEXT: ret void
13id global_obj = getObject();
14
15// CHECK-LABEL: define internal void @__cxx_global_var_init
16// CHECK: call noundef ptr @_Z9getObjectv{{.*}} [ "clang.arc.attachedcall"(ptr @llvm.objc.retainAutoreleasedReturnValue) ]
17// CHECK-NEXT: call void (...) @llvm.objc.clang.arc.noop.use
18// CHECK-NEXT: {{store ptr.*@global_obj2}}
19// CHECK-NEXT: ret void
20id global_obj2 = getObject();
21
22// CHECK-LABEL: define internal void @_GLOBAL__sub_I_arc_globals.mm
23// CHECK: call ptr @llvm.objc.autoreleasePoolPush()
24// CHECK-NEXT: call void @__cxx_global_var_init
25// CHECK-NEXT: call void @__cxx_global_var_init.1
26// CHECK-NEXT: call void @llvm.objc.autoreleasePoolPop(
27// CHECK-NEXT: ret void
28