1 // Test that we properly extend the lifetime of the initializer_list
2 // array even if the initializer_list is a subobject.
3 // { dg-do run { target c++11 } }
4
5 #include <initializer_list>
6
7 extern "C" void abort();
8 bool ok;
9
10 bool do_throw;
11
12 struct A {
AA13 A(int) { if (do_throw) throw 42; }
~AA14 ~A() { if (!ok) abort(); }
15 };
16
17 typedef std::initializer_list<A> AL;
18 typedef std::initializer_list<AL> AL2;
19 typedef std::initializer_list<AL2> AL3;
20
21 struct B {
22 AL al;
23 const AL& alr;
24 };
25
26 volatile bool always_false = false;
27
main(int argc,const char ** argv)28 int main(int argc, const char** argv)
29 {
30 do_throw = always_false; // always false, but optimizer can't tell
31 AL ar[] = {{1,2},{3,4}};
32 B b = {{5,6},{7,8}};
33 AL3 al3 = {{{1},{2},{3}}};
34 ok = true;
35 }
36