Ensure that promotion queue does not overlap with objects relocated to ToSpace.

SConstruct

 # Copyright 2011 the V8 project authors. All rights reserved.
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
 #
 #     * Redistributions of source code must retain the above copyright
 #       notice, this list of conditions and the following disclaimer.
 #     * Redistributions in binary form must reproduce the above
 #       copyright notice, this list of conditions and the following
 #       disclaimer in the documentation and/or other materials provided
@@ skipping 76 matching lines @@
       'CXXFLAGS':     ['-fvisibility=hidden']
     },
     'strictaliasing:off': {
       'CCFLAGS':      ['-fno-strict-aliasing']
     },
     'mode:debug': {
       'CCFLAGS':      ['-g', '-O0'],
       'CPPDEFINES':   ['ENABLE_DISASSEMBLER', 'DEBUG'],
     },
     'mode:release': {
-      'CCFLAGS':      ['-O3', '-fomit-frame-pointer', '-fdata-sections',
-                       '-ffunction-sections'],
+      'CCFLAGS':      ['-O3', '-g'],

[Erik Corry, 2011/11/07 16:35:25]

You probably do not want to commit this.

     },
     'os:linux': {
       'CCFLAGS':      ['-ansi'] + GCC_EXTRA_CCFLAGS,
       'library:shared': {
         'CPPDEFINES': ['V8_SHARED'],
         'LIBS': ['pthread']
       }
     },
     'os:macos': {
       'CCFLAGS':      ['-ansi', '-mmacosx-version-min=10.4'],
@@ skipping 1433 matching lines @@
 # version of scons.  Also, there's a bug in some revisions that
 # doesn't allow this flag to be set, so we swallow any exceptions.
 # Lovely.
 try:
   SetOption('warn', 'no-deprecated')
 except:
   pass
 
 
 Build()