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comparison gcc/testsuite/g++.dg/cpp2a/bitfield3.C @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
parents
children 1830386684a0
comparison
equal deleted inserted replaced
68:561a7518be6b 111:04ced10e8804
1 // P0683R1
2 // { dg-do compile { target c++11 } }
3 // { dg-options "" }
4
5 extern "C" void abort ();
6
7 int
8 foo ()
9 {
10 return 2;
11 }
12
13 int a = foo ();
14 const int b = 0;
15 struct S {
16 int c : 5 = 2 * a; // { dg-warning "default member initializers for bit-fields only available with" "" { target c++17_down } }
17 int d : 6 { c + a }; // { dg-warning "default member initializers for bit-fields only available with" "" { target c++17_down } }
18 // { dg-warning "narrowing conversion of" "" { target *-*-* } .-1 }
19 int e : true ? 7 : a = 3;
20 int f : (true ? 8 : b) = d + a; // { dg-warning "default member initializers for bit-fields only available with" "" { target c++17_down } }
21 int g : (true ? 9 : b) { f + a }; // { dg-warning "default member initializers for bit-fields only available with" "" { target c++17_down } }
22 // { dg-warning "narrowing conversion of" "" { target *-*-* } .-1 }
23 int h : 1 || new int { 0 };
24 int i = g + a;
25 };
26 S c;
27 template <bool V, int W>
28 struct U {
29 int j : W = 3 * a; // { dg-warning "default member initializers for bit-fields only available with" "" { target c++17_down } }
30 int k : W { j + a }; // { dg-warning "default member initializers for bit-fields only available with" "" { target c++17_down } }
31 // { dg-warning "narrowing conversion of" "" { target *-*-* } .-1 }
32 int l : V ? 7 : a = 3;
33 int m : (V ? W : b) = k + a; // { dg-warning "default member initializers for bit-fields only available with" "" { target c++17_down } }
34 int n : (V ? W : b) { m + a }; // { dg-warning "default member initializers for bit-fields only available with" "" { target c++17_down } }
35 // { dg-warning "narrowing conversion of" "" { target *-*-* } .-1 }
36 int o : 1 || new int { 0 };
37 int p = n + a;
38 };
39 U<true, 10> d;
40
41 int
42 main ()
43 {
44 a = 1;
45 if (c.c != 4 || c.d != 6 || c.e != 0 || c.f != 8 || c.g != 10 || c.h != 0 || c.i != 12)
46 abort ();
47 if (d.j != 6 || d.k != 8 || d.l != 0 || d.m != 10 || d.n != 12 || d.o != 0 || d.p != 14)
48 abort ();
49 S s;
50 U<true, 10> u;
51 if (s.c != 2 || s.d != 3 || s.f != 4 || s.g != 5 || s.i != 6)
52 abort ();
53 if (u.j != 3 || u.k != 4 || u.m != 5 || u.n != 6 || u.p != 7)
54 abort ();
55 }