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path: root/libgo/runtime/go-eface-val-compare.c
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Diffstat (limited to 'libgo/runtime/go-eface-val-compare.c')
-rw-r--r--libgo/runtime/go-eface-val-compare.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/libgo/runtime/go-eface-val-compare.c b/libgo/runtime/go-eface-val-compare.c
index 319ede24301..d754cc5f36e 100644
--- 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))