1 files changed, 19 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/opt/ptrmem5.C b/gcc/testsuite/g++.dg/opt/ptrmem5.C
new file mode 100644
index 000000000..639ad2831
--- /dev/null
+++ b/gcc/testsuite/g++.dg/opt/ptrmem5.C
@@ -0,0 +1,19 @@
+// PR tree-opt/18904
+// { dg-do compile }
+// { dg-options "-O3" }
+
+struct Data;
+struct Wrapper {
+  Data* D;
+};
+struct Data {
+  int X;
+  void init(Wrapper&);
+};
+void Data::init( Wrapper &w ) {
+  int Data::* res  = &Data::X;
+  w.D = this;
+  for( int i = 0; i < 4; i++ )
+    (w.D->*res) = 0;
+}
+