1 files changed, 15 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/template/cond7.C b/gcc/testsuite/g++.dg/template/cond7.C
new file mode 100644
index 000000000..ce1c77e59
--- /dev/null
+++ b/gcc/testsuite/g++.dg/template/cond7.C
@@ -0,0 +1,15 @@
+// PR c++/34270
+// { dg-do compile }
+// { dg-options "" }
+
+void foo ()
+{
+  __typeof__ (0 ?: 0) x;
+  __decltype (0 ?: 0) y;
+}
+
+template<int> void bar ()
+{
+  __typeof__ (0 ?: 0) x;
+  __decltype (0 ?: 0) y;
+}