File: attr-exclude_from_explicit_instantiation.explicit_instantiation.cpp

package info (click to toggle)
swiftlang 6.0.3-2
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 2,519,992 kB
  • sloc: cpp: 9,107,863; ansic: 2,040,022; asm: 1,135,751; python: 296,500; objc: 82,456; f90: 60,502; lisp: 34,951; pascal: 19,946; sh: 18,133; perl: 7,482; ml: 4,937; javascript: 4,117; makefile: 3,840; awk: 3,535; xml: 914; fortran: 619; cs: 573; ruby: 573
file content (45 lines) | stat: -rw-r--r-- 1,507 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
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
// RUN: %clang_cc1 -fsyntax-only -verify %s

// Test that explicit instantiations do not instantiate entities
// marked with the exclude_from_explicit_instantiation attribute.

#define EXCLUDE_FROM_EXPLICIT_INSTANTIATION __attribute__((exclude_from_explicit_instantiation))

template <class T>
struct Foo {
  EXCLUDE_FROM_EXPLICIT_INSTANTIATION inline void non_static_member_function1();

  EXCLUDE_FROM_EXPLICIT_INSTANTIATION void non_static_member_function2();

  EXCLUDE_FROM_EXPLICIT_INSTANTIATION static inline void static_member_function1();

  EXCLUDE_FROM_EXPLICIT_INSTANTIATION static void static_member_function2();

  EXCLUDE_FROM_EXPLICIT_INSTANTIATION static int static_data_member;

  struct EXCLUDE_FROM_EXPLICIT_INSTANTIATION member_class1 {
    static void non_static_member_function() { using Fail = typename T::fail; }
  };

  struct member_class2 {
    EXCLUDE_FROM_EXPLICIT_INSTANTIATION static void non_static_member_function() { using Fail = typename T::fail; }
  };
};

template <class T>
inline void Foo<T>::non_static_member_function1() { using Fail = typename T::fail; }

template <class T>
void Foo<T>::non_static_member_function2() { using Fail = typename T::fail; }

template <class T>
inline void Foo<T>::static_member_function1() { using Fail = typename T::fail; }

template <class T>
void Foo<T>::static_member_function2() { using Fail = typename T::fail; }

template <class T>
int Foo<T>::static_data_member = T::fail;

// expected-no-diagnostics
template struct Foo<int>;