Bug 551369 - [OI2JIRO] Migration of JDT JIPP to new CI infrastructure

- filter out one more disruptive system property

Change-Id: Ia70c9907dc277295194c2bc25e68d7ea547c9560
diff --git a/org.eclipse.jdt.core.tests.compiler/src/org/eclipse/jdt/core/tests/compiler/regression/AbstractRegressionTest.java b/org.eclipse.jdt.core.tests.compiler/src/org/eclipse/jdt/core/tests/compiler/regression/AbstractRegressionTest.java
index 455ff4b..8fa8ce9 100644
--- a/org.eclipse.jdt.core.tests.compiler/src/org/eclipse/jdt/core/tests/compiler/regression/AbstractRegressionTest.java
+++ b/org.eclipse.jdt.core.tests.compiler/src/org/eclipse/jdt/core/tests/compiler/regression/AbstractRegressionTest.java
@@ -104,7 +104,7 @@
 public abstract class AbstractRegressionTest extends AbstractCompilerTest implements StopableTestCase {
 
 	static final String[] env = System.getenv().entrySet().stream()
-		.filter(e -> !"JAVA_TOOL_OPTIONS".equals(e.getKey()))
+		.filter(e -> !"JAVA_TOOL_OPTIONS".equals(e.getKey()) && !"_JAVA_OPTIONS".equals(e.getKey()))
 		.map(e -> e.getKey() + "=" + e.getValue())
 		.toArray(String[]::new);