BUG #13619394 - MAKE TEST FAILS ON MY_VSNPRINTF

unittest/mysys/my_vsnprintf-t.c

@@ -154,13 +154,8 @@ int main(void)
   test1("conn 1 to: '(null)' user: '(null)' host: '(null)' ((null))",
         "conn %ld to: '%-.64s' user: '%-.32s' host: '%-.64s' (%-.64s)",
                    1L,     NULL,          NULL,          NULL,    NULL);
-#if defined (__GNUC__)
   test1("Hello string `I am a string`",
         "Hello string %`s", "I am a string");
-#else
-  test1("Hello string `I am a string`",
-        "Hello string %s", "I am a string");
-#endif
   test1("Hello TEST",
         "Hello %05s", "TEST");
   test1("My `Q` test",