1 files changed, 19 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/lookup/friend7.C b/gcc/testsuite/g++.dg/lookup/friend7.C
new file mode 100644
index 000000000..ce9b79f8f
--- /dev/null
+++ b/gcc/testsuite/g++.dg/lookup/friend7.C
@@ -0,0 +1,19 @@
+// { dg-do compile }
+// PR c++/7874: Don't inject friend functions into global name space.
+
+namespace N { template<typename T> struct A { friend void f(A) { } }; }
+int main()
+{
+   N::A<int> a;
+   N::f(a);		// { dg-error "not a member" }
+}
+
+struct S { friend void g(); friend void h(S); };
+struct T { friend void g(); friend void h(T); };
+void i() {
+  g();			// { dg-error "not declared" }
+  S s;
+  h(s);
+  T t;
+  h(t);
+}