1 files changed, 15 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/g++.dg/tree-ssa/empty-2.C b/gcc-4.9/gcc/testsuite/g++.dg/tree-ssa/empty-2.C
new file mode 100644
index 000000000..01b77b4fb
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/g++.dg/tree-ssa/empty-2.C
@@ -0,0 +1,15 @@
+// PR c++/45307
+// { dg-options "-fdump-tree-gimple -fdump-tree-optimized -O" }
+
+struct fallible_t { };
+const fallible_t fallible = fallible_t();
+
+void t(void)
+{
+}
+
+// { dg-final { scan-tree-dump-not "fallible" "gimple" } }
+// Whole constructor should be optimized away.
+// { dg-final { scan-tree-dump-not "int" "optimized" } }
+// { dg-final { cleanup-tree-dump "gimple" } }
+// { dg-final { cleanup-tree-dump "optimized" } }