File: cxx20-check-fptr-constraints.cpp

package info (click to toggle)
llvm-toolchain-17 1%3A17.0.6-22
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 1,799,624 kB
  • sloc: cpp: 6,428,607; ansic: 1,383,196; asm: 793,408; python: 223,504; objc: 75,364; f90: 60,502; lisp: 33,869; pascal: 15,282; sh: 9,684; perl: 7,453; ml: 4,937; awk: 3,523; makefile: 2,889; javascript: 2,149; xml: 888; fortran: 619; cs: 573
file content (15 lines) | stat: -rw-r--r-- 685 bytes parent folder | download | duplicates (14) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
 
// RUN: %clang_cc1 -std=c++20 -verify %s

namespace P1972 {
template <typename T>
struct S {
  static void f(int)
    requires false; // expected-note 4{{because 'false' evaluated to false}}
};
void g() {
  S<int>::f(0);                      // expected-error{{invalid reference to function 'f': constraints not satisfied}}
  void (*p1)(int) = S<int>::f;       // expected-error{{invalid reference to function 'f': constraints not satisfied}}
  void (*p21)(int) = &S<int>::f;     // expected-error{{invalid reference to function 'f': constraints not satisfied}}
  decltype(S<int>::f) *p2 = nullptr; // expected-error{{invalid reference to function 'f': constraints not satisfied}}
}
}