Ability to force position-independent code generation.

build/toolchain.gypi

 # Copyright 2013 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 48 matching lines @@
     'mips_arch_variant%': 'mips32r2',
 
     'v8_enable_backtrace%': 0,
 
     # Enable profiling support. Only required on Windows.
     'v8_enable_prof%': 0,
 
     # Some versions of GCC 4.5 seem to need -fno-strict-aliasing.
     'v8_no_strict_aliasing%': 0,
 
+    # When you are statically embedding V8 into a shared library, you might
+    # need to force position-independent code generation.
+    'v8_force_pic%': 0,
+
     # Chrome needs this definition unconditionally. For standalone V8 builds,
     # it's handled in build/standalone.gypi.
     'want_separate_host_toolset%': 1,
 
     # Toolset the d8 binary should be compiled for. Possible values are 'host'
     # and 'target'. If you want to run v8 tests, it needs to be set to 'target'.
     # The setting is ignored if want_separate_host_toolset is 0.
     'v8_toolset_for_d8%': 'target',
 
     'host_os%': '<(OS)',
@@ skipping 337 matching lines @@
             'GenerateMapFile': 'true',
           },
         },
       }],
       ['OS=="linux" or OS=="freebsd" or OS=="openbsd" or OS=="solaris" \
          or OS=="netbsd" or OS=="qnx"', {
         'conditions': [
           [ 'v8_no_strict_aliasing==1', {
             'cflags': [ '-fno-strict-aliasing' ],
           }],
+          [ 'v8_force_pic==1', {
+            'cflags': [ '-fPIC' ],
+          }],
         ],  # conditions
       }],
       ['OS=="solaris"', {
         'defines': [ '__C99FEATURES__=1' ],  # isinf() etc.
       }],
       ['(OS=="linux" or OS=="freebsd" or OS=="openbsd" or OS=="solaris" \
          or OS=="netbsd" or OS=="mac" or OS=="android" or OS=="qnx") and \
         (v8_target_arch=="arm" or v8_target_arch=="ia32" or \
          v8_target_arch=="mips" or v8_target_arch=="mipsel")', {
         # Check whether the host compiler and target compiler support the
@@ skipping 355 matching lines @@
                 'OptimizeReferences': '2',
                 'EnableCOMDATFolding': '2',
               },
             },
           }],  # OS=="win"
         ],  # conditions
       },  # Release
     },  # configurations
   },  # target_defaults
 }