                                             pcmFileEncoder: pcmFileEncoder)
           } else if pathMatchesSwiftModule(path: outputFilePath, "_Concurrency") {
             try checkExplicitModuleBuildJob(job: job, pcmArgs: pcmArgsCurrent, moduleId: .swift("_Concurrency"),
+                                            dependencyGraph: dependencyGraph,
+                                            pcmFileEncoder: pcmFileEncoder)
+          } else if pathMatchesSwiftModule(path: outputFilePath, "_StringProcessing") {
+            try checkExplicitModuleBuildJob(job: job, pcmArgs: pcmArgsCurrent, moduleId: .swift("_StringProcessing"),
                                             dependencyGraph: dependencyGraph,
                                             pcmFileEncoder: pcmFileEncoder)
           } else if pathMatchesSwiftModule(path: outputFilePath, "SwiftOnoneSupport") {

        try! dependencyOracle.getImports(workingDirectory: path,
                                         commandLine: scannerCommand)
      let expectedImports = ["C", "E", "G", "Swift", "SwiftOnoneSupport"]
      // Dependnig on how recent the platform we are running on, the Concurrency module may or may not be present.
      let expectedImports2 = ["C", "E", "G", "Swift", "SwiftOnoneSupport", "_Concurrency"]
      XCTAssertTrue(Set(imports.imports) == Set(expectedImports) || Set(imports.imports) == Set(expectedImports2))
    }
  }


            try checkExplicitModuleBuildJob(job: job, pcmArgs: pcmArgsCurrent, moduleId: .swift("_Concurrency"),
                                            dependencyGraph: dependencyGraph,
                                            pcmFileEncoder: pcmFileEncoder)
          } else if pathMatchesSwiftModule(path: outputFilePath, "_StringProcessing") {
            try checkExplicitModuleBuildJob(job: job, pcmArgs: pcmArgsCurrent, moduleId: .swift("_StringProcessing"),
                                            dependencyGraph: dependencyGraph,
                                            pcmFileEncoder: pcmFileEncoder)
          } else if pathMatchesSwiftModule(path: outputFilePath, "SwiftOnoneSupport") {
            try checkExplicitModuleBuildJob(job: job, pcmArgs: pcmArgsCurrent, moduleId: .swift("SwiftOnoneSupport"),
                                            dependencyGraph: dependencyGraph,
