1 files changed, 16 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/ext/builtin8.C b/gcc/testsuite/g++.dg/ext/builtin8.C
new file mode 100644
index 00000000000..dd49977255d
--- /dev/null
+++ b/gcc/testsuite/g++.dg/ext/builtin8.C
@@ -0,0 +1,16 @@
+// PR c++/19628
+// Verify that __builtin_constant_p may appear in a constant-expression.
+
+// { dg-do compile }
+
+template <int I>
+int f(int x[__builtin_constant_p(I)])
+{
+  return x[0];
+}
+
+int g()
+{
+  int a[1] = { 7 };
+  return f<32>(a);
+}