--- old/src/java.base/share/classes/sun/util/cldr/CLDRLocaleProviderAdapter.java	2020-05-05 10:26:30.000000000 -0700
+++ new/src/java.base/share/classes/sun/util/cldr/CLDRLocaleProviderAdapter.java	2020-05-05 10:26:30.000000000 -0700
@@ -225,7 +225,7 @@
             return Collections.emptySet();
         }
         StringTokenizer tokens = new StringTokenizer(supportedLocaleString);
-        Set<String> tagset = new HashSet<>(Math.max((int)(tokens.countTokens() / 0.75f) + 1, 16));
+        Set<String> tagset = new HashSet<>(tokens.countTokens() * 4 + 2 / 3);
         while (tokens.hasMoreTokens()) {
             tagset.add(tokens.nextToken());
         }