New testcase for operator new/delete removal.

	* g++.dg/tree-ssa/dce-1.C: New test.

diff --git a/gcc/testsuite/g++.dg/tree-ssa/dce-1.C b/gcc/testsuite/g++.dg/tree-ssa/dce-1.C
new file mode 100644 (file)
index 0000000..1d5115c
--- /dev/null
+++ b/gcc/testsuite/g++.dg/tree-ssa/dce-1.C
@@ -0,0 +1,9 @@
+/* { dg-do compile } */
+/* { dg-options "-O2 -fdump-tree-optimized" } */
+#include <new>
+void test ()
+{
+       int *a = new (std::nothrow) int;
+       delete a;
+}
+/* { dg-final { scan-tree-dump-not "operator new" "optimized" } } */