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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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/*
 * @test
 * @bug 8177933
 * @summary Stackoverflow during compilation, starting jdk-9+163
 *
 * @library /tools/javac/lib
 * @requires !(os.family == "solaris")
 * @modules jdk.compiler/com.sun.tools.javac.api
 *          jdk.compiler/com.sun.tools.javac.code
 *          jdk.compiler/com.sun.tools.javac.comp
 *          jdk.compiler/com.sun.tools.javac.main
 *          jdk.compiler/com.sun.tools.javac.tree
 *          jdk.compiler/com.sun.tools.javac.util
 * @build combo.ComboTestHelper

 * @run main/othervm -Xss512K T8177933
 */

import combo.ComboInstance;
import combo.ComboParameter;
import combo.ComboTask.Result;
import combo.ComboTestHelper;

import javax.lang.model.element.Element;

public class T8177933 extends ComboInstance<T8177933> {

    static final int MAX_DEPTH = 350;

    static class CallExpr implements ComboParameter {
        @Override
        public String expand(String optParameter) {
            Integer n = Integer.parseInt(optParameter);
            if (n == MAX_DEPTH) {
                return "m()";
            } else {
                return "m().#{CALL." + (n + 1) + "}";
            }
        }
    }

    static final String sourceTemplate =
            "class Test {\n" +
            "   Test m() { return null; }\n" +
            "   void test() {\n" +
            "       #{CALL.0};\n" +
            "} }\n";

    public static void main(String[] args) {
        new ComboTestHelper<T8177933>()
                .withDimension("CALL", new CallExpr())
                .run(T8177933::new);
    }

    @Override
    protected void doWork() throws Throwable {
        Result<Iterable<? extends Element>> result = newCompilationTask()
                    .withOption("-XDdev")
                    .withSourceFromTemplate(sourceTemplate)
                    .analyze();
        if (!result.get().iterator().hasNext()) {
            fail("Exception occurred when compiling combo. " + result.compilationInfo());
        }
    }
}