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// Test that we properly extend the lifetime of the initializer_list
// array even if the initializer_list is a subobject.
// { dg-do run { target c++11 } }
#include <initializer_list>
extern "C" void abort();
bool ok;
bool do_throw;
struct A {
A(int) { if (do_throw) throw 42; }
~A() { if (!ok) abort(); }
};
typedef std::initializer_list<A> AL;
typedef std::initializer_list<AL> AL2;
typedef std::initializer_list<AL2> AL3;
struct B {
AL al;
const AL& alr;
};
struct A2
{
const A& a1;
const A& a2;
};
struct C {
AL ar[2];
B b;
AL3 al3;
A2 a2;
A2 a2r[2];
C():
ar{{1,2},{3,4}},
b{{5,6},{7,8}},
al3{{{1},{2},{3}}},
a2{1,2},
a2r{{1,2},{3,4}}
{ ok = true; }
};
struct D {
AL ar[2] = {{1,2},{3,4}};
B b = {{5,6},{7,8}};
AL3 al3 = {{{1},{2},{3}}};
A2 a2 = {1,2};
A2 a2r[2] = {{1,2},{3,4}};
D() { ok = true; }
};
int main(int argc, const char** argv)
{
do_throw = (argc > 1); // always false, but optimizer can't tell
ok = false;
C c;
ok = false;
D d;
}
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