1 files changed, 23 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/g++.dg/opt/flifetime-dse1.C b/gcc-4.9/gcc/testsuite/g++.dg/opt/flifetime-dse1.C
new file mode 100644
index 000000000..733d28a79
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/g++.dg/opt/flifetime-dse1.C
@@ -0,0 +1,23 @@
+// { dg-options "-O3 -fno-lifetime-dse" }
+// { dg-do run }
+
+typedef __SIZE_TYPE__ size_t;
+inline void * operator new (size_t, void *p) { return p; }
+
+struct A
+{
+  int i;
+  A() {}
+  ~A() {}
+};
+
+int main()
+{
+  int ar[1];
+
+  A* ap = new(ar) A;
+  ap->i = 42;
+  ap->~A();
+
+  if (ar[0] != 42) __builtin_abort();
+}