File: concepts-pr84979-2.C

package info (click to toggle)
gcc-arm-none-eabi 15%3A14.2.rel1-1
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 1,099,328 kB
  • sloc: cpp: 3,627,108; ansic: 2,571,498; ada: 834,230; f90: 235,082; makefile: 79,231; asm: 74,984; xml: 51,692; exp: 39,736; sh: 33,298; objc: 15,629; python: 15,069; fortran: 14,429; pascal: 7,003; awk: 5,070; perl: 3,106; ml: 285; lisp: 253; lex: 204; haskell: 135
file content (41 lines) | stat: -rw-r--r-- 906 bytes parent folder | download 
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
28
29
30
31
32
33
34
35
36
37
38
39
40
41
 
// { dg-do compile { target c++11 } }
// { dg-options "-fconcepts" }

template <typename T>
void foo1(T& t) {
  typename T::template C<void> tcv = t;
  typename T::template C<auto> u = tcv; // { dg-error "" }
  T::template C<auto>::f (tcv, u); // { dg-error "" }
  (typename T::template D<auto> (t)); // { dg-error "" }
}

struct T1 {
  template <typename T> struct C {
    C(T1&);
    static void f(T1&, C&);
  };
  template <typename T> struct D {
    D(T1&);
  };
};

template <typename T>
void foo2(T& t) {
  typename T::template C<void> tcv = t;
  typename T::template C<auto> u = tcv; // { dg-error "" }
  T::template C<auto>::f (tcv, u); // { dg-error "" }
  T::template D<auto> (t); // { dg-error "" }
}

struct T2 {
  template <typename T> struct C {
    C(T2&);
    static void f(T2&, C&);
  };
  template <typename T> static void D(T2&);
};

void f(T1& t1, T2& t2) {
  foo1 (t1);
  foo2 (t2);
}