Debug stub: Enable tests on x86-32 Windows

tests/gdb/nacl.scons

 # -*- python -*-
 # Copyright (c) 2012 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')
 
 if 'TRUSTED_ENV' not in env:
   Return()
 
 # PNaCl and ARM bots don't have GDB.
 # TODO(halyavin) : check debugger with PNaCl and enable test if possible.
-if (env.Bit('host_mac') or
-    (env.Bit('host_windows') and env.Bit('build_x86_32')) or
-    env.Bit('bitcode') or env.Bit('target_arm')):
+if env.Bit('host_mac') or env.Bit('bitcode') or env.Bit('target_arm'):
   Return()
 
 # We need -O0 to make stepping predictable and read local variables/function
 # arguments that may otherwise be optimized out.
 env.Append(CCFLAGS=['-O0', '-g'])
 
 sel_ldr = env.GetSelLdr()
 irt = env.GetIrtNexe()
 
 env_vars = [
@@ skipping 76 matching lines @@
                        'run_gdb_break_continue_thread_test')
 
 node = env.CommandTest(
     'gdb_syscall_thread.out',
     command=['${PYTHON}', env.File('syscall_thread.py')],
     osenv=env_vars + ['GDB_TEST_GUEST=%s' % gdb_test_guest_thread.abspath],
     extra_deps=[sel_ldr, irt, gdb_test_guest_thread])
 
 env.AddNodeToTestSuite(node, ['large_tests'],
                        'run_gdb_syscall_thread_test')