12257 resync smatch to 0.6.1-rc1-il-4

@@ -1604,10 +1604,30 @@
             !rl_to_sval(rl, sval))
                 return 0;
         return 1;
 }
 
+int get_implied_value_fast(struct expression *expr, sval_t *sval)
+{
+        struct range_list *rl;
+        static int recurse;
+        int ret = 0;
+
+        if (recurse)
+                return 0;
+
+        recurse = 1;
+        set_fast_math_only();
+        if (get_rl_helper(expr, RL_IMPLIED, &rl) &&
+            rl_to_sval(rl, sval))
+                ret = 1;
+        clear_fast_math_only();
+        recurse = 0;
+
+        return ret;
+}
+
 int get_implied_min(struct expression *expr, sval_t *sval)
 {
         struct range_list *rl;
 
         if (!get_rl_helper(expr, RL_IMPLIED, &rl) || !rl)