28 lines
883 B
C++
28 lines
883 B
C++
// RUN: %clang_cc1 -fsyntax-only -std=c++11 -verify %s -triple=x86_64-linux-gnu
|
|
|
|
using size_t = decltype(sizeof(int));
|
|
namespace std {
|
|
struct string {};
|
|
}
|
|
|
|
template<typename T, typename U> struct same_type;
|
|
template<typename T> struct same_type<T, T> {};
|
|
|
|
namespace std_example {
|
|
|
|
long double operator "" _w(long double);
|
|
std::string operator "" _w(const char16_t*, size_t);
|
|
unsigned operator "" _w(const char*);
|
|
int main() {
|
|
auto v1 = 1.2_w; // calls operator""_w(1.2L)
|
|
auto v2 = u"one"_w; // calls operator""_w(u"one", 3)
|
|
auto v3 = 12_w; // calls operator""_w("12")
|
|
"two"_w; // expected-error {{no matching literal operator for call to 'operator""_w' with arguments of types 'const char *' and 'unsigned long'}}
|
|
|
|
same_type<decltype(v1), long double> test1;
|
|
same_type<decltype(v2), std::string> test2;
|
|
same_type<decltype(v3), unsigned> test3;
|
|
}
|
|
|
|
}
|