Add test running support for tests generated as pexes.

tests/barebones/nacl.scons

 # -*- python -*-
 # Copyright 2010 The Native Client Authors.  All rights reserved.
 # Use of this source code is governed by a BSD-style license that can
 # be found in the LICENSE file.
 
 Import('env')
 
 # Use of "-nostdlib" means these tests produce statically-linked
 # executables.  This does not work with the test runner for
 # nacl-glibc, which always runs the executables via ld.so.  However,
 # we want to keep building the tests.
 # TODO(mseaborn): To fix this, either switch these tests to
 # dynamically link against libc, or make use of ld.so optional.
 is_glibc = env.Bit('nacl_glibc')
 
 env.Replace(LIBS=[],
             EXTRA_LIBS=[],
-            LINKFLAGS=['-nostdlib'])
+            LINKFLAGS=['-nostdlib'],
+            TRANSLATEFLAGS=['-nostdlib'])
 
 # This setting will affect the barebones_regs.c test
 if env.Bit('build_arm'):
   env.Append(CPPDEFINES='SMALL_REGS_TEST')
 
 
 # NOTE: the x86 linker wants _start() to be the very first function
 FAKE_STARTUP = env.ComponentObject('fake_startup', 'fake_startup.c')
 
 barebones_tests = ['addr_modes',
@@ skipping 57 matching lines @@
   '${SCONSTRUCT_DIR}/tests/prebuilt/arm/gold-barebones_hello_world${PROGSUFFIX}'
   )
   node = env.CommandSelLdrTestNacl(
       'gold-barebones_hello_world.out',
       nexe,
       exit_status='55',)
   env.AddNodeToTestSuite(node,
                          ['small_tests', 'sel_ldr_tests'],
                          'run_gold-barebones_hello_world_test',
                          is_broken=is_glibc)