8287732: jdk/jshell/ToolEnablePreviewTest.java fails on x86_32 after JDK-8287496

Reviewed-by: alanb, kvn

test/langtools/TEST.ROOT

@@ -26,3 +26,17 @@ useNewPatchModule=true
 # Path to libraries in the topmost test directory. This is needed so @library
 # does not need ../../ notation to reach them
 external.lib.roots = ../../
+
+# Allow querying of various System properties in @requires clauses
+#
+# Source files for classes that will be used at the beginning of each test suite run,
+# to determine additional characteristics of the system for use with the @requires tag.
+# Note: compiled bootlibs classes will be added to BCP.
+requires.extraPropDefns = ../jtreg-ext/requires/VMProps.java
+requires.extraPropDefns.bootlibs = ../lib/jdk/test/whitebox
+requires.extraPropDefns.libs = \
+    ../lib/jdk/test/lib/Platform.java \
+    ../lib/jdk/test/lib/Container.java
+requires.extraPropDefns.vmOpts = -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI
+requires.properties= \
+    vm.continuations

test/langtools/jdk/jshell/ToolEnablePreviewTest.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2018, 2022, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -25,6 +25,7 @@
  * @test
  * @bug 8199193
  * @summary Tests for the --enable-preview option
+ * @requires vm.continuations
  * @run testng ToolEnablePreviewTest
  */