1// RUN: %clang_cc1 %s -triple=x86_64-apple-darwin10 -emit-llvm -o - -fcxx-exceptions -fexceptions -std=c++11 | FileCheck %s
2
3// rdar://11904428
4//   Ensure that we call __cxa_begin_catch before calling
5//   std::terminate in a noexcept function.
6namespace test0 {
7  void foo();
8
9  struct A {
10    A();
11    ~A();
12  };
13
14  void test() noexcept {
15    A a;
16    foo();
17  }
18}
19// CHECK:    define void @_ZN5test04testEv()
20// CHECK:      [[EXN:%.*]] = alloca i8*
21//   This goes to the terminate lpad.
22// CHECK:      invoke void @_ZN5test01AC1Ev(
23//   This goes to the cleanup-and-then-terminate lpad.
24// CHECK:      invoke void @_ZN5test03fooEv()
25//   Destructors don't throw by default in C++11.
26// CHECK:      call void @_ZN5test01AD1Ev(
27//   Cleanup lpad.
28// CHECK:      [[T0:%.*]] = landingpad
29// CHECK-NEXT:   catch i8* null
30// CHECK-NEXT: [[T1:%.*]] = extractvalue { i8*, i32 } [[T0]], 0
31// CHECK-NEXT: store i8* [[T1]], i8** [[EXN]]
32//   (Calling this destructor is not technically required.)
33// CHECK:      call void @_ZN5test01AD1Ev(
34// CHECK-NEXT: br label
35//   The terminate landing pad jumps in here for some reason.
36// CHECK:      [[T0:%.*]] = landingpad
37// CHECK-NEXT:   catch i8* null
38// CHECK-NEXT: [[T1:%.*]] = extractvalue { i8*, i32 } [[T0]], 0
39// CHECK-NEXT: call void @__clang_call_terminate(i8* [[T1]])
40// CHECK-NEXT: unreachable
41//   The terminate handler chained to by the cleanup lpad.
42// CHECK:      [[T0:%.*]] = load i8** [[EXN]]
43// CHECK-NEXT: call void @__clang_call_terminate(i8* [[T0]])
44// CHECK-NEXT: unreachable
45
46// CHECK:  define linkonce_odr hidden void @__clang_call_terminate(
47// CHECK:      call i8* @__cxa_begin_catch(
48// CHECK-NEXT: call void @_ZSt9terminatev()
49// CHECK-NEXT: unreachable
50