1 files changed, 23 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/cpp1y/pr67980.C b/gcc/testsuite/g++.dg/cpp1y/pr67980.C
new file mode 100644
index 00000000000..1b8154538fc
--- /dev/null
+++ b/gcc/testsuite/g++.dg/cpp1y/pr67980.C
@@ -0,0 +1,23 @@
+// { dg-do compile { target c++14 } }
+
+template <int Y, class T>
+constexpr T cpp14_constexpr_then(T value) {
+  if (Y < 0)
+    return (value << -Y);
+  else
+    return 0;
+}
+
+template <int Y, class T>
+constexpr T cpp14_constexpr_else(T value) {
+  if (Y > 0)
+    return 0;
+  else
+    return (value << -Y);
+}
+
+int main()
+{
+  cpp14_constexpr_then<1>(0);
+  cpp14_constexpr_else<1>(0);
+}