p1b.cpp revision 4f40ddde58cb9bebcd23eb3ef3c1b399bac4d938 
1// The first run checks that the correct errors are generated,
2// implicitly checking the order of default argument parsing:
3// RUN: %clang_cc1 -fsyntax-only -verify %s
4// The second run checks the order of inline method definitions:
5// RUN: not %clang_cc1 -fsyntax-only %s 2> %t
6// RUN: FileCheck %s < %t
7
8class A {
9public:
10  void a1() {
11    B b = B();
12  }
13
14  class B;
15  void a2(B b = B()); // expected-error{{use of default argument to function 'B' that is declared later in class 'B'}}
16
17  void a3(int a = 42);
18
19  // CHECK: error: use of undeclared identifier 'first'
20  void a4(int a = first); // expected-error{{use of undeclared identifier 'first'}}
21
22  class B {
23  public:
24    B(int b = 42) { // expected-note{{default argument declared here}}
25      A a;
26      a.a3();
27      a.a6();
28    }
29
30    void b1(A a = A()); // expected-error{{use of default argument to function 'A' that is declared later in class 'A'}}
31
32    // CHECK: error: use of undeclared identifier 'second'
33    void b2(int a = second); // expected-error{{use of undeclared identifier 'second'}}
34  };
35
36  void a5() {
37    B b = B();
38  }
39
40  void a6(B b = B());
41
42  A(int a = 42); // expected-note{{default argument declared here}}
43
44  // CHECK: error: use of undeclared identifier 'third'
45  void a7(int a = third); // expected-error{{use of undeclared identifier 'third'}}
46};
47