File: p6.cpp

package info (click to toggle)
llvm-toolchain-17 1%3A17.0.6-22
  • links: PTS, VCS
  • area: main
  • in suites: 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 (21 lines) | stat: -rw-r--r-- 757 bytes parent folder | download | duplicates (25) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
 
// RUN:  %clang_cc1 -std=c++2a -verify %s

template<typename T>
class A {
  virtual void f1() requires (sizeof(T) == 0);
  // expected-error@-1{{virtual function cannot have a requires clause}}
  virtual void f2() requires (sizeof(T) == 1);
  // expected-error@-1{{virtual function cannot have a requires clause}}
};

template<typename T>
class B : A<T> {
  virtual void f1() requires (sizeof(T) == 0) override {}
  // expected-error@-1{{virtual function cannot have a requires clause}}
};

template<typename T> struct C : T {void f() requires true; };
// expected-error@-1{{virtual function cannot have a requires clause}}
struct D { virtual void f(); };
template struct C<D>;
// expected-note@-1{{in instantiation of template class 'C<D>' requested here}}