8073735: compiler/loopopts/CountedLoopProblem.java got OOME

Ignore OOM in the test

Reviewed-by: kvn

hotspot/test/compiler/loopopts/CountedLoopProblem.java

@@ -36,6 +36,7 @@ public class CountedLoopProblem {
     public static void main(String[] args) throws Exception {
         Random r = new Random(42);
         int x = 0;
+        try {
             StringBuilder sb = new StringBuilder();
             for(int i = 0; i < 1000000; ++i) {
                 int v = Math.abs(r.nextInt());
@@ -49,6 +50,9 @@ public class CountedLoopProblem {
             if (sb.toString().hashCode() != 0xaba94591) {
                 throw new Exception("Unexpected result");
             }
+        } catch(OutOfMemoryError e) {
+            // small heap, ignore
+        }
     }
 }