1 files changed, 11 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/template/friend29.C b/gcc/testsuite/g++.dg/template/friend29.C
new file mode 100644
index 000000000..1c0c6f0f7
--- /dev/null
+++ b/gcc/testsuite/g++.dg/template/friend29.C
@@ -0,0 +1,11 @@
+// PR c++/15701
+
+template<template<int> class T> struct A : T<0>
+{
+    void foo();
+    template<template<int> class U> friend void A<U>::foo();
+};
+
+template<int> struct B {};
+
+A<B> a;