1 files changed, 14 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/template/incomplete2.C b/gcc/testsuite/g++.dg/template/incomplete2.C
new file mode 100644
index 000000000..d86ea06bc
--- /dev/null
+++ b/gcc/testsuite/g++.dg/template/incomplete2.C
@@ -0,0 +1,14 @@
+// PR c++/27427
+// { dg-do compile }
+
+struct A;
+
+template<A&> void foo();	// { dg-message "note" }
+
+A a;  // { dg-error "incomplete type" }
+
+void bar()
+{
+  foo<a>();  // { dg-error "no matching function" }
+  // { dg-message "candidate" "candidate note" { target *-*-* } 12 }
+}