quote in-proc server path

Author: rintaro

test/lit.cfg

@@ -1273,7 +1273,7 @@ if run_vendor == 'apple':
         lit_config.note('Using freestanding resource dir: ' + new_resource_dir)
 
     config.swift_in_process_plugin_server_path = make_path(config.swift_lib_dir, 'swift', 'host', 'libSwiftInProcPluginServer.dylib')
-    config.swift_test_options += " -in-process-plugin-server-path %s" % config.swift_in_process_plugin_server_path
+    config.swift_test_options += " -in-process-plugin-server-path %s" % shell_quote(config.swift_in_process_plugin_server_path)
 
     # Auto-linking does not work when stdlib is built with LTO, because linked
     # libraries are discovered too late (after optimizations are applied), and
@@ -1626,7 +1626,7 @@ elif run_os in ['windows-msvc']:
     config.target_env_prefix = ''
 
     config.swift_in_process_plugin_server_path = make_path(config.swift_bin_dir, 'SwiftInProcPluginServer.dll')
-    config.swift_test_options += " -in-process-plugin-server-path %s" % config.swift_in_process_plugin_server_path
+    config.swift_test_options += " -in-process-plugin-server-path %s" % shell_quote(config.swift_in_process_plugin_server_path)
 
     config.target_build_swift =                                                  \
             ('%r -target %s %s %s %s %s %s -libc %s' %                           \
@@ -1760,7 +1760,7 @@ elif (run_os in ['linux-gnu', 'linux-gnueabihf', 'freebsd', 'openbsd', 'windows-
     config.target_swift_autolink_extract = inferSwiftBinary("swift-autolink-extract")
 
     config.swift_in_process_plugin_server_path = make_path(config.swift_lib_dir, 'swift', 'host', 'libSwiftInProcPluginServer.so')
-    config.swift_test_options += " -in-process-plugin-server-path %s" % config.swift_in_process_plugin_server_path
+    config.swift_test_options += " -in-process-plugin-server-path %s" % shell_quote(config.swift_in_process_plugin_server_path)
 
     libdispatch_artifact_dir = config.libdispatch_build_path
     libdispatch_swift_module_dir = make_path(libdispatch_artifact_dir, 'src', 'swift', 'swift')
@@ -2729,7 +2729,7 @@ config.substitutions.append(('%target-swift-ide-test\(mock-sdk:([^)]+)\)',
                              SubstituteCaptures(r'%s \1 %s %s' % (
                                  escape_for_substitute_captures(subst_target_swift_ide_test_mock_sdk),
                                  escape_for_substitute_captures(subst_target_swift_ide_test_mock_sdk_after),
-                                 config.swift_test_options))))
+                                 escape_for_substitute_captures(config.swift_test_options)))))
 config.substitutions.append(('%target-swift-ide-test',
                              "%s %s %s" % (config.target_swift_ide_test,
                                            config.swift_test_options,