| // RUN: %clang_cc1 -fsyntax-only -verify %s |
| |
| // Tests that dependent expressions are always allowed, whereas non-dependent |
| // are checked as usual. |
| |
| #include <stddef.h> |
| |
| // Fake typeid, lacking a typeinfo header. |
| namespace std { class type_info {}; } |
| |
| struct dummy {}; // expected-note 3 {{candidate constructor (the implicit copy constructor)}} |
| |
| template<typename T> |
| int f0(T x) { |
| return (sizeof(x) == sizeof(int))? 0 : (sizeof(x) == sizeof(double))? 1 : 2; |
| } |
| |
| template <typename T, typename U> |
| T f1(T t1, U u1, int i1) |
| { |
| T t2 = i1; |
| t2 = i1 + u1; |
| ++u1; |
| u1++; |
| int i2 = u1; |
| |
| i1 = t1[u1]; |
| i1 *= t1; |
| |
| i1(u1, t1); // error |
| u1(i1, t1); |
| |
| U u2 = (T)i1; |
| static_cast<void>(static_cast<U>(reinterpret_cast<T>( |
| dynamic_cast<U>(const_cast<T>(i1))))); |
| |
| new U(i1, t1); |
| new int(t1, u1); |
| new (t1, u1) int; |
| delete t1; |
| |
| dummy d1 = sizeof(t1); // expected-error {{no viable conversion}} |
| dummy d2 = offsetof(T, foo); // expected-error {{no viable conversion}} |
| dummy d3 = __alignof(u1); // expected-error {{no viable conversion}} |
| i1 = typeid(t1); // expected-error {{assigning to 'int' from incompatible type 'const std::type_info'}} |
| |
| return u1; |
| } |
| |
| template<typename T> |
| void f2(__restrict T x) {} // expected-note {{substitution failure [with T = int]: restrict requires a pointer or reference ('int' is invalid}} |
| |
| void f3() { |
| f2<int*>(0); |
| f2<int>(0); // expected-error {{no matching function for call to 'f2'}} |
| } |