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comparison gcc/testsuite/g++.dg/cpp0x/noexcept03.C @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
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children 1830386684a0
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68:561a7518be6b 111:04ced10e8804
1 // Runtime test for noexcept-specification.
2 // { dg-options "-Wnoexcept" }
3 // { dg-do run { target nonpic } }
4 // { dg-require-effective-target c++11 }
5
6 #include <exception>
7 #include <cstdlib>
8
9 void my_terminate ()
10 {
11 std::exit (0);
12 }
13
14 void my_unexpected ()
15 {
16 throw;
17 }
18
19 void g() { throw 1; }
20 void (*p)() = g;
21 void f () noexcept (false)
22 {
23 p();
24 }
25
26 template <class T>
27 void f(T) noexcept (noexcept (T())) // { dg-warning "false" }
28 {
29 p();
30 }
31
32 template <class T>
33 void f2(T a) noexcept (noexcept (f (a)))
34 {
35 f(a);
36 }
37
38 struct A { A() { } }; // { dg-warning "does not throw" }
39
40 int main()
41 {
42 // noexcept(false) allows throw.
43 try { f(); } catch (int) { }
44 // noexcept(noexcept(A())) == noexcept(false).
45 try { f(A()); } catch (int) { }
46 try { f2(A()); } catch (int) { }
47
48 std::set_terminate (my_terminate);
49 // noexcept(noexcept(int())) == noexcept(true).
50 try { f2(1); } catch (...) { }
51 return 1;
52 }