--- src/gdb/gdb/common/selftest.h.orig 2018-01-18 18:38:13.161295000 +0300
+++ src/gdb/gdb/common/selftest.h 2018-01-18 18:38:29.032519000 +0300
@@ -31,6 +31,7 @@
struct selftest
{
+ virtual ~selftest() {}
virtual void operator() () const = 0;
};