OpenCores
URL https://opencores.org/ocsvn/openrisc/openrisc/trunk

Subversion Repositories openrisc

[/] [openrisc/] [tags/] [gnu-src/] [gcc-4.5.1/] [gcc-4.5.1-or32-1.0rc1/] [gcc/] [testsuite/] [g++.dg/] [cpp0x/] [trailing1.C] - Blame information for rev 338

Details | Compare with Previous | View Log

Line No. Rev Author Line
1 301 jeremybenn 
// Tests for late-specified return type.
2 
// { dg-options "-std=c++0x" }
3 
 
4 
auto f() -> int
5 
{
6 
  return 0;
7 
}
8 
 
9 
template
10 
auto add(T t, U u) -> decltype (t+u)
11 
{
12 
  return t+u;
13 
}
14 
 
15 
template
16 
decltype(T()+U()) add2(T t, U u)
17 
{
18 
  return t+u;
19 
}
20 
 
21 
template
22 
U ag (T, U)
23 
{
24 
  return U();
25 
}
26 
 
27 
template
28 
auto add3(T t, U u) -> decltype (ag(t,u))
29 
{
30 
  return ag(t,u);
31 
}
32 
 
33 
template
34 
decltype(*(T*)0+*(U*)0) add4(T t, U u)
35 
{
36 
  return t+u;
37 
}
38 
 
39 
template
40 
struct A
41 
{
42 
  T f() {}
43 
  template
44 
  T g() {}
45 
  template
46 
  struct B
47 
  {
48 
    int MEM;
49 
  };
50 
};
51 
 
52 
template
53 
auto f(T* t) -> decltype (t->f())
54 
{
55 
  return t->f();
56 
}
57 
 
58 
template
59 
auto g(T t) -> decltype (t.f())
60 
{
61 
  return t.f();
62 
}
63 
 
64 
template
65 
auto h(T t, U u) -> decltype (t.template g())
66 
{
67 
  return t.template g();
68 
}
69 
 
70 
struct D { };
71 
struct C: public A::B
72 
{
73 
};
74 
 
75 
template
76 
auto k(T t, U u, V v) -> decltype (t.U::template B::MEM)
77 
{
78 
  return t.U::template B::MEM;
79 
}
80 
 
81 
// For these two examples we can elide the 'decltype' and just mangle the type.
82 
template
83 
auto l(T t) -> decltype (t)
84 
{
85 
  return t;
86 
}
87 
 
88 
template
89 
auto m(T t) -> decltype (u)
90 
{
91 
  return t;
92 
}
93 
 
94 
A a, *p;
95 
 
96 
int main()
97 
{
98 
  // { dg-final { scan-assembler  "_Z3addIidEDTplfp_fp0_ET_T0_" } }
99 
  auto i = add(1, 2.0);
100 
  // { dg-final { scan-assembler "_Z4add4IidEDTpldecvPT_Li0EdecvPT0_Li0EES0_S2_" } }
101 
  auto i4 = add4(1, 2.0);
102 
  // { dg-final { scan-assembler "_Z4add2IidEDTplcvT__EcvT0__EES0_S1_" } }
103 
  auto i2 = add2(1, 2.0);
104 
  // { dg-final { scan-assembler "_Z4add3IidEDTcl2agfp_fp0_EET_T0_" } }
105 
  auto i3 = add3(1, 2.0);
106 
  // { dg-final { scan-assembler "_Z1fI1AIiEEDTclptfp_1fEEPT_" } }
107 
  f(p);
108 
  // { dg-final { scan-assembler "_Z1gI1AIiEEDTcldtfp_1fEET_" } }
109 
  g(a);
110 
  // { dg-final { scan-assembler "_Z1hI1AIiEdEDTcldtfp_1gIT0_EEET_S2_" } }
111 
  h(a,1.0);
112 
  // { dg-final { scan-assembler "_Z1kI1C1AIiE1DEDtdtfp_srNT0_1BIT1_EE3MEMET_S4_S6_" } }
113 
  k( C(), A(), D() );
114 
  // { dg-final { scan-assembler "_Z1lIiET_S0_" } }
115 
  l(1);
116 
  // { dg-final { scan-assembler "_Z1mIiLi1EET_S0_" } }
117 
  m(1);
118 
}

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.