Improve matching with has_value when there are convert operators (#1212)

src/include/migraphx/matcher.hpp

@@ -754,10 +754,16 @@ auto skip_broadcasts(Ms... ms)
     return skip(name("broadcast", "multibroadcast", "contiguous"))(ms...);
 }
 
+template <class... Ms>
+auto skip_broadcasts_converts(Ms... ms)
+{
+    return skip(name("broadcast", "multibroadcast", "contiguous", "convert"))(ms...);
+}
+
 template <class T>
 inline auto has_value(T x, float tolerance = 1e-6)
 {
-    return skip_broadcasts(make_basic_pred_matcher([=](instruction_ref ins) {
+    return skip_broadcasts_converts(make_basic_pred_matcher([=](instruction_ref ins) {
         if(ins->name() != "@literal")
             return false;
         auto l = ins->get_literal();