List<String> outputArgs = getOutputArgs(spec, getOutputFileDir(sourceFile, objectDir, objectFileExtension));
        List<String> pchArgs = maybeGetPCHArgs(spec, sourceFile);

        return newInvocation("compiling ".concat(sourceFile.getName()), objectDir, buildPerFileArgs(genericArgs, sourceArgs, outputArgs, pchArgs), spec.getOperationLogger());
    }

            project(':b') {
                dependencies {
                    implementation project(':a')
                }
            }
        """
        def sourceFile = file("a/src/main/${language.name}/ToolImpl.${language.name}")
        sourceFile << """
            public class ToolImpl {
                private String thing() { return null; }
                private ToolImpl t = this;
            }
        """

 */

package org.gradle.nativeplatform.fixtures.app

import org.gradle.integtests.fixtures.SourceFile

class CCallingMixedCAndCppHelloWorldApp extends HelloWorldApp {
    @Override
    List<String> getPluginList() {
        return ['c', 'cpp']
    }

    @Override
    SourceFile getMainSource() {
        sourceFile("c", "main.c", """
                #include <stdio.h>
                #include "hello.h"

 */

package org.gradle.language.fixtures.app

import org.gradle.integtests.fixtures.SourceFile
import org.gradle.nativeplatform.fixtures.app.TestNativeComponent

class DuplicateCppBaseNamesTestApp extends TestNativeComponent {

    def plugins = ["cpp"]

    @Override
    List<SourceFile> getSourceFiles() {
        [sourceFile("cpp", "main.cpp", """
            #include <iostream>
            #include "foo.h"

    public void finished(TaskEvent e) {
    }

    private static boolean isSourceFile(JavaFileObject sourceFile) {
        return sourceFile != null && sourceFile.getKind() == JavaFileObject.Kind.SOURCE;
    }

    private void processSourceFile(TaskEvent e, File sourceFile) {
        Optional<String> relativePath = findRelativePath(sourceFile);
        if (relativePath.isPresent()) {
            String key = relativePath.get();

 */

package org.gradle.language.fixtures.app

import org.gradle.integtests.fixtures.SourceFile
import org.gradle.nativeplatform.fixtures.app.TestNativeComponent

class DuplicateObjectiveCppBaseNamesTestApp extends TestNativeComponent{
    def plugins = ["objective-cpp"]
    @Override
    List<SourceFile> getSourceFiles() {
        [sourceFile("objcpp", "main.mm", """
            #define __STDC_LIMIT_MACROS
            #include <stdint.h>

        val versionsToIncubating = mutableMapOf<Version, MutableSet<IncubatingDescription>>()
        JavaParser().parse(sourceFile).getResult().get().run {
            solver.inject(this)
            findAllIncubating()
                .map { node -> toVersionIncubating(sourceFile, node) }
                .forEach { (version, incubating) ->

    private final String description;
    private final File sourceFile;
    private final URI sourceUri;
    private final RelativeFilePathResolver resolver;

    UriTextResource(String description, @Nonnull File sourceFile, RelativeFilePathResolver resolver) {
        this.description = description;
        this.sourceFile = FileUtils.normalize(sourceFile);
        this.sourceUri = sourceFile.toURI();
        this.resolver = resolver;
    }

public class DefaultSourceFile implements Serializable {
    private final File sourceFile;
    private final File objectFile;

    public DefaultSourceFile(File sourceFile, File objectFile) {
        this.sourceFile = sourceFile;
        this.objectFile = objectFile;
    }

    public File getSourceFile() {
        return sourceFile;
    }

    public File getObjectFile() {
        return objectFile;
    }

        getGreetingsHeader().writeToDir(greetingsLibrarySourceDir)
        for (SourceFile sourceFile : greetingsSources) {
            sourceFile.writeToDir(greetingsLibrarySourceDir)
        }
    }


    TestNativeComponent getGreetingsLibrary() {
        return new TestNativeComponent() {
            @Override
            List<SourceFile> getHeaderFiles() {
                return Arrays.asList(getGreetingsHeader())