Sebastian Redl | f30208a | 2009-01-24 21:16:55 +0000 | [diff] [blame] | 1 | // RUN: clang -fsyntax-only -verify %s |
| 2 | |
| 3 | struct A {}; |
| 4 | enum B { Dummy }; |
| 5 | namespace C {} |
Sebastian Redl | 4433aaf | 2009-01-25 19:43:20 +0000 | [diff] [blame] | 6 | struct D : A {}; |
Sebastian Redl | 9e5e4aa | 2009-01-26 19:54:48 +0000 | [diff] [blame] | 7 | struct E : A {}; |
| 8 | struct F : D, E {}; |
| 9 | struct G : virtual D {}; |
Sebastian Redl | f30208a | 2009-01-24 21:16:55 +0000 | [diff] [blame] | 10 | |
| 11 | int A::*pdi1; |
| 12 | int (::A::*pdi2); |
| 13 | int (A::*pfi)(int); |
| 14 | |
| 15 | int B::*pbi; // expected-error {{expected a class or namespace}} |
| 16 | int C::*pci; // expected-error {{'pci' does not point into a class}} |
| 17 | void A::*pdv; // expected-error {{'pdv' declared as a member pointer to void}} |
| 18 | int& A::*pdr; // expected-error {{'pdr' declared as a pointer to a reference}} |
Sebastian Redl | 8edef7c | 2009-01-24 23:29:36 +0000 | [diff] [blame] | 19 | |
| 20 | void f() { |
| 21 | // This requires tentative parsing. |
| 22 | int (A::*pf)(int, int); |
Sebastian Redl | 4433aaf | 2009-01-25 19:43:20 +0000 | [diff] [blame] | 23 | |
| 24 | // Implicit conversion to bool. |
| 25 | bool b = pdi1; |
| 26 | b = pfi; |
| 27 | |
| 28 | // Conversion from null pointer constant. |
| 29 | pf = 0; |
| 30 | pf = __null; |
| 31 | |
| 32 | // Conversion to member of derived. |
| 33 | int D::*pdid = pdi1; |
| 34 | pdid = pdi2; |
Sebastian Redl | 9e5e4aa | 2009-01-26 19:54:48 +0000 | [diff] [blame] | 35 | |
| 36 | // Fail conversion due to ambiguity and virtuality. |
| 37 | int F::*pdif = pdi1; // expected-error {{ambiguous conversion from pointer to member of base class 'struct A' to pointer to member of derived class 'struct F'}} expected-error {{incompatible type}} |
| 38 | int G::*pdig = pdi1; // expected-error {{conversion from pointer to member of class 'struct A' to pointer to member of class 'struct G' via virtual base 'struct D' is not allowed}} expected-error {{incompatible type}} |
Sebastian Redl | 21593ac | 2009-01-28 18:33:18 +0000 | [diff] [blame] | 39 | |
| 40 | // Conversion to member of base. |
| 41 | pdi1 = pdid; // expected-error {{incompatible type assigning 'int struct D::*', expected 'int struct A::*'}} |
Sebastian Redl | 8edef7c | 2009-01-24 23:29:36 +0000 | [diff] [blame] | 42 | } |
Sebastian Redl | ebc07d5 | 2009-02-03 20:19:35 +0000 | [diff] [blame^] | 43 | |
| 44 | struct HasMembers |
| 45 | { |
| 46 | int i; |
| 47 | void f(); |
| 48 | }; |
| 49 | |
| 50 | namespace Fake |
| 51 | { |
| 52 | int i; |
| 53 | void f(); |
| 54 | } |
| 55 | |
| 56 | void g() { |
| 57 | int HasMembers::*pmi = &HasMembers::i; |
| 58 | int *pni = &Fake::i; |
| 59 | |
| 60 | // FIXME: Test the member function, too. |
| 61 | void (*pnf)() = &Fake::f; |
| 62 | } |