Disable string processing

Author: nickolas-pohilets

test/Concurrency/deinit_isolation_objc.swift

@@ -1,6 +1,6 @@
-// RUN: %target-swift-frontend(mock-sdk: %clang-importer-sdk) -parse-as-library -emit-silgen -verify %s
-// RUN: %target-swift-frontend(mock-sdk: %clang-importer-sdk) -parse-as-library -emit-silgen -DSILGEN %s | %FileCheck %s
-// RUN: %target-swift-frontend(mock-sdk: %clang-importer-sdk) -parse-as-library -emit-silgen -DSILGEN %s | %FileCheck -check-prefix=CHECK-SYMB %s
+// RUN: %target-swift-frontend(mock-sdk: %clang-importer-sdk) -disable-implicit-string-processing-module-import -parse-as-library -emit-silgen -verify %s
+// RUN: %target-swift-frontend(mock-sdk: %clang-importer-sdk) -disable-implicit-string-processing-module-import -parse-as-library -emit-silgen -DSILGEN %s | %FileCheck %s
+// RUN: %target-swift-frontend(mock-sdk: %clang-importer-sdk) -disable-implicit-string-processing-module-import -parse-as-library -emit-silgen -DSILGEN %s | %FileCheck -check-prefix=CHECK-SYMB %s
 
 // REQUIRES: concurrency
 // REQUIRES: objc_interop