File: p7.cpp

package info (click to toggle)
swiftlang 6.0.3-2
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 2,519,992 kB
  • sloc: cpp: 9,107,863; ansic: 2,040,022; asm: 1,135,751; python: 296,500; objc: 82,456; f90: 60,502; lisp: 34,951; pascal: 19,946; sh: 18,133; perl: 7,482; ml: 4,937; javascript: 4,117; makefile: 3,840; awk: 3,535; xml: 914; fortran: 619; cs: 573; ruby: 573
file content (27 lines) | stat: -rw-r--r-- 883 bytes parent folder | download | duplicates (29) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
 
// 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;
}

}