[NaCl SDK] Use seperate build dir for msan/tsan builds

native_client_sdk/src/build_tools/test_sdk.py

 #!/usr/bin/env python
 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 """Script for a testing an existing SDK.
 
 This script is normally run immediately after build_sdk.py.
 """
 
@@ skipping 69 matching lines @@
       # For sanitizer builds we pass extra argument for make, and do
       # full clean build to make sure everything is rebuilt with the
       # correct flags
       deps = True
       if sanitizer == 'valgrind':
         args += ['RUN_UNDER=valgrind']
       elif sanitizer == 'address':
         args += ['ASAN=1']
       elif sanitizer == 'thread':
         args += ['TSAN=1']
-      build_projects.BuildProjectsBranch(pepperdir, 'src', clean=False,
-                                         deps=deps, config=config,
-                                         args=args + ['clean'])
-      build_projects.BuildProjectsBranch(pepperdir, 'tests', clean=False,
-                                         deps=deps, config=config,
-                                         args=args + ['clean'])
 
     build_projects.BuildProjectsBranch(pepperdir, test, clean=False,
                                        deps=deps, config=config,
                                        args=args + ['run'])
 
   if getos.GetPlatform() == 'win':
     # On win32 we only support running on the system
     # arch
     archs = (getos.GetSystemArch('win'),)
   elif getos.GetPlatform() == 'mac':
@@ skipping 123 matching lines @@
     phase_func(*phase_args)
 
   return 0
 
 
 if __name__ == '__main__':
   try:
     sys.exit(main(sys.argv[1:]))
   except KeyboardInterrupt:
     buildbot_common.ErrorExit('test_sdk: interrupted')