return CompilerUtil.castCompiler(createObjectiveCppPCHCompiler());
        }
        if (ObjectiveCCompileSpec.class.isAssignableFrom(spec)) {
            return CompilerUtil.castCompiler(createObjectiveCCompiler());
        }
        if (ObjectiveCPCHCompileSpec.class.isAssignableFrom(spec)) {
            return CompilerUtil.castCompiler(createObjectiveCPCHCompiler());
        }

        return versionAwareCompiler(outputCleaningCompiler, ToolType.OBJECTIVECPP_COMPILER);
    }

    @Override
    protected Compiler<ObjectiveCCompileSpec> createObjectiveCCompiler() {
        GccCommandLineToolConfigurationInternal objectiveCCompilerTool = toolRegistry.getTool(ToolType.OBJECTIVEC_COMPILER);

    protected Compiler<?> createObjectiveCppCompiler() {
        throw unavailableTool("Objective-C++ is not available on the Visual C++ toolchain");
    }

    @Override
    protected Compiler<?> createObjectiveCCompiler() {
        throw unavailableTool("Objective-C is not available on the Visual C++ toolchain");
    }

    @Override
    protected Compiler<WindowsResourceCompileSpec> createWindowsResourceCompiler() {