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
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
|
// PR c++/97966
// { dg-do compile { target c++11 } }
template <int>
struct S1 {
__attribute__((used)) S1() noexcept(noexcept(this->foo())) { }
void foo();
};
template <int>
struct S2 {
__attribute__((used)) void bar() noexcept(noexcept(this->foo())) { }
void foo();
};
template <int>
struct S3 {
void __attribute__((used)) bar() noexcept(noexcept(this->foo())) { }
void foo();
};
template <int>
struct S4 {
[[gnu::used]] void bar() noexcept(noexcept(this->foo())) { }
void foo();
};
template <int>
struct S5 {
void bar() noexcept(noexcept(this->foo())) __attribute__((used)) { }
void foo();
};
template <int>
struct S6 {
template <int>
struct N {
[[gnu::used]] void bar() noexcept(noexcept(this->foo())) { }
void foo();
};
};
void
g ()
{
S1<1> s1;
S2<1> s2;
S3<1> s3;
S4<1> s4;
S5<1> s5;
S6<1>::N<1> n;
}
// Make sure that we did emit the functions marked with attribute used
// even though they're not referenced in this TU. (Well, the S1()
// constructor is.)
// { dg-final { scan-assembler "_ZN2S1ILi1EEC1Ev" } }
// { dg-final { scan-assembler "_ZN2S1ILi1EEC2Ev" } }
// { dg-final { scan-assembler "_ZN2S2ILi1EE3barEv" } }
// { dg-final { scan-assembler "_ZN2S3ILi1EE3barEv" } }
// { dg-final { scan-assembler "_ZN2S4ILi1EE3barEv" } }
// { dg-final { scan-assembler "_ZN2S5ILi1EE3barEv" } }
// { dg-final { scan-assembler "_ZN2S6ILi1EE1NILi1EE3barEv" } }
|
