Update to current version of Go library.

[pf3gnuchains/gcc-fork.git] / libgo / runtime / go-eface-val-compare.c

diff --git a/libgo/runtime/go-eface-val-compare.c b/libgo/runtime/go-eface-val-compare.c
index 319ede2..d754cc5 100644 (file)
--- a/libgo/runtime/go-eface-val-compare.c
+++ b/libgo/runtime/go-eface-val-compare.c
@@ -4,6 +4,7 @@
    Use of this source code is governed by a BSD-style
    license that can be found in the LICENSE file.  */
 
+#include "go-panic.h"
 #include "go-type.h"
 #include "interface.h"
 
@@ -19,6 +20,8 @@ __go_empty_interface_value_compare (
   const struct __go_type_descriptor *left_descriptor;
 
   left_descriptor = left.__type_descriptor;
+  if (((uintptr_t) left_descriptor & reflectFlags) != 0)
+    __go_panic_msg ("invalid interface value");
   if (left_descriptor == NULL)
     return 1;
   if (!__go_type_descriptors_equal (left_descriptor, right_descriptor))