| // RUN: %clang_cc1 -fsyntax-only -verify %s |
| namespace Ns { |
| int f(); // expected-note{{previous declaration is here}} |
| |
| enum E { |
| Enumerator |
| }; |
| } |
| namespace Ns { |
| double f(); // expected-error{{functions that differ only in their return type cannot be overloaded}} |
| |
| int x = Enumerator; |
| } |
| |
| namespace Ns2 { |
| float f(); |
| } |
| |
| int y = Ns::Enumerator; |
| |
| namespace Ns2 { |
| float f(int); // expected-note{{previous declaration is here}} |
| } |
| |
| namespace Ns2 { |
| double f(int); // expected-error{{functions that differ only in their return type cannot be overloaded}} |
| } |
| |
| namespace N { |
| int& f1(); |
| } |
| |
| namespace N { |
| struct f1 { |
| static int member; |
| |
| typedef int type; |
| |
| void foo(type); |
| }; |
| |
| void test_f1() { |
| int &i1 = f1(); |
| } |
| } |
| |
| void N::f1::foo(int i) { |
| f1::member = i; |
| f1::type &ir = i; |
| } |
| |
| namespace N { |
| float& f1(int x) { |
| N::f1::type& i1 = x; |
| f1::type& i2 = x; |
| } |
| |
| struct f2 { |
| static int member; |
| }; |
| void f2(); |
| } |
| |
| int i1 = N::f1::member; |
| typedef struct N::f1 type1; |
| int i2 = N::f2::member; |
| typedef struct N::f2 type2; |
| |
| void test_f1(int i) { |
| int &v1 = N::f1(); |
| float &v2 = N::f1(i); |
| int v3 = ::i1; |
| int v4 = N::f1::member; |
| } |
| |
| typedef int f2_type; |
| namespace a { |
| typedef int f2_type(int, int); |
| |
| void test_f2() { |
| ::f2_type(1, 2); // expected-error {{function-style cast to a builtin type can only take one argument}} |
| } |
| } |
| |
| // PR clang/3291 |
| namespace a { |
| namespace a { // A1 |
| namespace a { // A2 |
| int i; |
| } |
| } |
| } |
| |
| void test_a() { |
| a::a::i = 3; // expected-error{{no member named 'i'}} |
| a::a::a::i = 4; |
| } |
| |
| struct Undef { // expected-note{{definition of 'Undef' is not complete until the closing '}'}} |
| typedef int type; |
| |
| Undef::type member; |
| |
| static int size = sizeof(Undef); // expected-error{{invalid application of 'sizeof' to an incomplete type 'Undef'}} |
| |
| int f(); |
| }; |
| |
| int Undef::f() { |
| return sizeof(Undef); |
| } |
| |
| // PR clang/5667 |
| namespace test1 { |
| template <typename T> struct is_class { |
| enum { value = 0 }; |
| }; |
| |
| template <typename T> class ClassChecker { |
| bool isClass() { |
| return is_class<T>::value; |
| } |
| }; |
| |
| template class ClassChecker<int>; |
| } |