File: p6.cpp

package info (click to toggle)
llvm-toolchain-19 1%3A19.1.7-3~deb12u1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,998,492 kB
  • sloc: cpp: 6,951,680; ansic: 1,486,157; asm: 913,598; python: 232,024; f90: 80,126; objc: 75,281; lisp: 37,276; pascal: 16,990; sh: 10,009; ml: 5,058; perl: 4,724; awk: 3,523; makefile: 3,167; javascript: 2,504; xml: 892; fortran: 664; cs: 573
file content (21 lines) | stat: -rw-r--r-- 757 bytes parent folder | download | duplicates (33) 
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}}