xref: /aosp_15_r20/external/clang/test/SemaCXX/cxx1y-user-defined-literals.cpp (revision 67e74705e28f6214e480b399dd47ea732279e315)
1*67e74705SXin Li // RUN: %clang_cc1 -std=c++1y %s -include %s -verify
2*67e74705SXin Li 
3*67e74705SXin Li #ifndef INCLUDED
4*67e74705SXin Li #define INCLUDED
5*67e74705SXin Li 
6*67e74705SXin Li #pragma clang system_header
7*67e74705SXin Li namespace std {
8*67e74705SXin Li   using size_t = decltype(sizeof(0));
9*67e74705SXin Li 
10*67e74705SXin Li   struct duration {};
11*67e74705SXin Li   duration operator""ns(unsigned long long);
12*67e74705SXin Li   duration operator""us(unsigned long long);
13*67e74705SXin Li   duration operator""ms(unsigned long long);
14*67e74705SXin Li   duration operator""s(unsigned long long);
15*67e74705SXin Li   duration operator""min(unsigned long long);
16*67e74705SXin Li   duration operator""h(unsigned long long);
17*67e74705SXin Li 
18*67e74705SXin Li   struct string {};
19*67e74705SXin Li   string operator""s(const char*, size_t);
20*67e74705SXin Li 
21*67e74705SXin Li   template<typename T> struct complex {};
22*67e74705SXin Li   complex<float> operator""if(long double);
23*67e74705SXin Li   complex<float> operator""if(unsigned long long);
24*67e74705SXin Li   complex<double> operator""i(long double);
25*67e74705SXin Li   complex<double> operator""i(unsigned long long);
26*67e74705SXin Li   complex<long double> operator""il(long double);
27*67e74705SXin Li   complex<long double> operator""il(unsigned long long);
28*67e74705SXin Li }
29*67e74705SXin Li 
30*67e74705SXin Li #else
31*67e74705SXin Li 
32*67e74705SXin Li using namespace std;
33*67e74705SXin Li duration a = 1ns, b = 1us, c = 1ms, d = 1s, e = 1min, f = 1h;
34*67e74705SXin Li string s = "foo"s;
35*67e74705SXin Li char error = 'x's; // expected-error {{invalid suffix}} expected-error {{expected ';'}}
36*67e74705SXin Li 
37*67e74705SXin Li int _1z = 1z; // expected-error {{invalid suffix}}
38*67e74705SXin Li int _1b = 1b; // expected-error {{invalid digit}}
39*67e74705SXin Li 
40*67e74705SXin Li complex<float> cf1 = 1if, cf2 = 2.if, cf3 = 0x3if;
41*67e74705SXin Li complex<double> cd1 = 1i, cd2 = 2.i, cd3 = 0b0110101i;
42*67e74705SXin Li complex<long double> cld1 = 1il, cld2 = 2.il, cld3 = 0047il;
43*67e74705SXin Li 
44*67e74705SXin Li #endif
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