Mercurial > hg > CbC > CbC_gcc

annotate gcc/testsuite/g++.dg/cpp0x/decltype58.C @ 131:84e7813d76e9

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
gcc-8.2
author mir3636
date Thu, 25 Oct 2018 07:37:49 +0900
parents 04ced10e8804
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
111
kono
parents:
diff changeset
1 // PR c++/52875
kono
parents:
diff changeset
2 // { dg-do compile { target c++11 } }
kono
parents:
diff changeset
3
kono
parents:
diff changeset
4 struct A
kono
parents:
diff changeset
5 {
kono
parents:
diff changeset
6 friend void swap(A&,A&) {}
kono
parents:
diff changeset
7 };
kono
parents:
diff changeset
8
kono
parents:
diff changeset
9 class B
kono
parents:
diff changeset
10 {
kono
parents:
diff changeset
11 A a;
kono
parents:
diff changeset
12
kono
parents:
diff changeset
13 template <class T>
kono
parents:
diff changeset
14 friend auto swap(T& x, T& y) -> decltype(swap(x.a,y.a))
kono
parents:
diff changeset
15 {
kono
parents:
diff changeset
16 swap(x.a,y.a);
kono
parents:
diff changeset
17 }
kono
parents:
diff changeset
18 };
kono
parents:
diff changeset
19
kono
parents:
diff changeset
20 int main()
kono
parents:
diff changeset
21 {
kono
parents:
diff changeset
22 B x, y;
kono
parents:
diff changeset
23 swap(x, y);
kono
parents:
diff changeset
24 }