| // 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; |
| }; |
| |
| volatile bool always_false = false; |
| |
| int main(int argc, const char** argv) |
| { |
| do_throw = always_false; // always false, but optimizer can't tell |
| AL ar[] = {{1,2},{3,4}}; |
| B b = {{5,6},{7,8}}; |
| AL3 al3 = {{{1},{2},{3}}}; |
| ok = true; |
| } |
