1 files changed, 11 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/template/arg7.C b/gcc/testsuite/g++.dg/template/arg7.C
new file mode 100644
index 000000000..a9333b26a
--- /dev/null
+++ b/gcc/testsuite/g++.dg/template/arg7.C
@@ -0,0 +1,11 @@
+// PR c++/27425, 34274
+
+template<typename T> struct A
+{
+  template<template<T> class> struct B {}; // { dg-error "void|mismatch|expected" }
+  // { dg-bogus "not supported" "" { target *-*-* } 5 }
+  template<T> struct C;			   // { dg-error "void" }
+  B<C> b;
+};
+
+A<void> a;			// { dg-message "instantiated" }