[test] Use instrumented libc++ for asan and tsan builds.

build/standalone.gypi

 # Copyright 2012 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 62 matching lines @@
       'target_arch%': '<(target_arch)',
       'v8_target_arch%': '<(target_arch)',
       'asan%': 0,
       'lsan%': 0,
       'msan%': 0,
       'tsan%': 0,
       # Enable coverage gathering instrumentation in sanitizer tools. This flag
       # also controls coverage granularity (1 for function-level, 2 for
       # block-level, 3 for edge-level).
       'sanitizer_coverage%': 0,
+      # Use libc++ (buildtools/third_party/libc++ and
+      # buildtools/third_party/libc++abi) instead of stdlibc++ as standard
+      # library. This is intended to be used for instrumented builds.
+      'use_custom_libcxx%': 0,
 
       # goma settings.
       # 1 to use goma.
       # If no gomadir is set, it uses the default gomadir.
       'use_goma%': 0,
       'gomadir%': '',
       'conditions': [
         # Set default gomadir.
         ['OS=="win"', {
           'gomadir': 'c:\\goma\\goma-win',
         }, {
           'gomadir': '<!(/bin/echo -n ${HOME}/goma)',
         }],
       ],
     },
     'host_arch%': '<(host_arch)',
     'target_arch%': '<(target_arch)',
     'v8_target_arch%': '<(v8_target_arch)',
     'werror%': '-Werror',
     'use_goma%': '<(use_goma)',
     'gomadir%': '<(gomadir)',
     'asan%': '<(asan)',
     'lsan%': '<(lsan)',
     'msan%': '<(msan)',
     'tsan%': '<(tsan)',
     'sanitizer_coverage%': '<(sanitizer_coverage)',
+    'use_custom_libcxx%': '<(use_custom_libcxx)',
 
     # Add a simple extra solely for the purpose of the cctests
     'v8_extra_library_files': ['../test/cctest/test-extra.js'],
 
     # .gyp files or targets should set v8_code to 1 if they build V8 specific
     # code, as opposed to external code.  This variable is used to control such
     # things as the set of warnings to enable, and whether warnings are treated
     # as errors.
     'v8_code%': 0,
 
@@ skipping 58 matching lines @@
       }],
       ['host_arch!="ppc" and host_arch!="ppc64" and host_arch!="ppc64le"', {
         'host_clang%': '1',
       }, {
         'host_clang%': '0',
       }],
       ['asan==1 or lsan==1 or msan==1 or tsan==1', {
         'clang%': 1,
         'use_allocator%': 'none',
       }],
+      ['asan==1 and OS=="linux"', {
+        'use_custom_libcxx%': 1,
+      }],
+      ['tsan==1', {
+        'use_custom_libcxx%': 1,
+      }],
+      ['msan==1', {
+        # Use a just-built, MSan-instrumented libc++ instead of the system-wide
+        # libstdc++. This is required to avoid false positive reports whenever
+        # the C++ standard library is used.
+        'use_custom_libcxx%': 1,
+      }],
     ],
     # Default ARM variable settings.
     'arm_version%': 'default',
     'arm_fpu%': 'vfpv3',
     'arm_float_abi%': 'default',
     'arm_thumb': 'default',
 
     # Default MIPS variable settings.
     'mips_arch_variant%': 'r2',
     # Possible values fp32, fp64, fpxx.
@@ skipping 167 matching lines @@
                   '-fsanitize-memory-track-origins=<(msan_track_origins)',
                 ],
                 'ldflags': [
                   '-fsanitize=memory',
                 ],
                 'defines': [
                   'MEMORY_SANITIZER',
                 ],
               }],
             ],
-            # TODO(machenbach): Share this between all *san configs like in
-            # common.gypi.
+          }],
+          ['use_custom_libcxx==1', {
             'dependencies': [
-              # Use libc++ (buildtools/third_party/libc++ and
-              # buildtools/third_party/libc++abi) instead of stdlibc++ as
-              # standard library. This is intended to be used for for
-              # instrumented builds.
               '<(DEPTH)/buildtools/third_party/libc++/libc++.gyp:libcxx_proxy',
             ],
           }],
           ['sanitizer_coverage!=0', {
             'target_conditions': [
               ['_toolset=="target"', {
                 'cflags': [
                   '-fsanitize-coverage=<(sanitizer_coverage)',
                 ],
                 'defines': [
@@ skipping 317 matching lines @@
     ['use_goma==1 and ("<(GENERATOR)"=="ninja" or clang==1)', {
       'make_global_settings': [
        ['CC_wrapper', '<(gomadir)/gomacc'],
        ['CXX_wrapper', '<(gomadir)/gomacc'],
        ['CC.host_wrapper', '<(gomadir)/gomacc'],
        ['CXX.host_wrapper', '<(gomadir)/gomacc'],
       ],
     }],
   ],
 }