1 files changed, 17 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/cpp0x/gen-attrs-48.C b/gcc/testsuite/g++.dg/cpp0x/gen-attrs-48.C
new file mode 100644
index 00000000000..360c093bf5a
--- /dev/null
+++ b/gcc/testsuite/g++.dg/cpp0x/gen-attrs-48.C
@@ -0,0 +1,17 @@
+// { dg-do compile { target c++11 } }
+
+typedef char layout_type;
+
+struct A {
+  layout_type member alignas (double);
+};
+
+static_assert (alignof (A) == alignof (double),
+	       "alignment of struct A must be alignof (double)");
+
+struct alignas (alignof (long double)) B {
+  layout_type member;
+};
+
+static_assert (alignof (B) == alignof (long double),
+	       "alignment of struct A must be alignof (double double)");