1// RUN: %clang_cc1 -fno-rtti -fcxx-exceptions -fexceptions %s -triple=x86_64-apple-darwin10 -emit-llvm -o - | FileCheck %s
2
3// CHECK: @_ZTIN5test11AE = linkonce_odr unnamed_addr constant
4// CHECK: @_ZTIN5test11BE = linkonce_odr unnamed_addr constant
5// CHECK: @_ZTIN5test11CE = linkonce_odr unnamed_addr constant
6// CHECK: @_ZTIN5test11DE = linkonce_odr unnamed_addr constant
7// CHECK: @_ZTIPN5test11DE = linkonce_odr unnamed_addr constant {{.*}} @_ZTIN5test11DE
8
9// PR6974: this shouldn't crash
10namespace test0 {
11  class err {};
12
13  void f(void) {
14    try {
15    } catch (err &) {
16    }
17  }
18}
19
20namespace test1 {
21  // These classes have key functions defined out-of-line.  Under
22  // normal circumstances, we wouldn't generate RTTI for them; under
23  // -fno-rtti, we generate RTTI only when required by EH.  But
24  // everything gets hidden visibility because we assume that all
25  // users are also compiled under -fno-rtti and therefore will be
26  // emitting RTTI regardless of key function.
27  class A { virtual void foo(); };
28  class B { virtual void foo(); };
29  class C { virtual void foo(); };
30  class D { virtual void foo(); };
31
32  void opaque();
33
34  void test0() {
35    throw A();
36  }
37
38  void test1() throw(B) {
39    opaque();
40  }
41
42  void test2() {
43    try {
44      opaque();
45    } catch (C&) {}
46  }
47
48  void test3(D *ptr) {
49    throw ptr;
50  };
51}
52