1 files changed, 28 insertions, 0 deletions
diff --git a/libgo/runtime/go-type-error.c b/libgo/runtime/go-type-error.c
new file mode 100644
index 000000000..865850c9c
--- /dev/null
+++ b/libgo/runtime/go-type-error.c
@@ -0,0 +1,28 @@
+/* go-type-error.c -- invalid hash and equality functions.
+
+   Copyright 2009 The Go Authors. All rights reserved.
+   Use of this source code is governed by a BSD-style
+   license that can be found in the LICENSE file.  */
+
+#include "go-type.h"
+#include "go-panic.h"
+
+/* A hash function used for a type which does not support hash
+   functions.  */
+
+size_t
+__go_type_hash_error (const void *val __attribute__ ((unused)),
+		      size_t key_size __attribute__ ((unused)))
+{
+  __go_panic_msg ("hash of unhashable type");
+}
+
+/* An equality function for an interface.  */
+
+_Bool
+__go_type_equal_error (const void *v1 __attribute__ ((unused)),
+		       const void *v2 __attribute__ ((unused)),
+		       size_t key_size __attribute__ ((unused)))
+{
+  __go_panic_msg ("comparing uncomparable types");
+}