Initial checkin of GCC 4.9.0 from trunk (r208799).

Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba

1 files changed, 33 insertions, 0 deletions

diff --git a/gcc-4.9/gcc/testsuite/g++.dg/cpp0x/initlist-lifetime1.C b/gcc-4.9/gcc/testsuite/g++.dg/cpp0x/initlist-lifetime1.C
new file mode 100644
index 000000000..d3b0fc360
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/g++.dg/cpp0x/initlist-lifetime1.C
@@ -0,0 +1,33 @@
+// 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;
+};
+
+int main(int argc, const char** argv)
+{
+  do_throw = (argc > 1);	// 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;
+}