1 files changed, 13 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/expr/cast7.C b/gcc/testsuite/g++.dg/expr/cast7.C
new file mode 100644
index 000000000..c948919e9
--- /dev/null
+++ b/gcc/testsuite/g++.dg/expr/cast7.C
@@ -0,0 +1,13 @@
+// PR c++/27177
+
+struct X {};
+
+struct Y : virtual X {};
+struct Z : virtual X {};
+
+struct A : Y, Z {};
+
+struct B : A
+{
+  static const int i = sizeof((Z*)(B*)0);
+};