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build: add flag to build V8 with OBJECT_PRINT

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Add a configure flag to build V8 with `-DOBJECT_PRINT`, which will
expose auxiliar functions to inspect heap objects using native
debuggers.

Fixes: https://github.com/nodejs/node/issues/32402
Signed-off-by: Mary Marchini <mmarchini@netflix.com>

PR-URL: https://github.com/nodejs/node/pull/32834
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Ujjwal Sharma <ryzokuken@disroot.org>
Reviewed-By: Jiawen Geng <technicalcute@gmail.com>
This commit is contained in:
Mary Marchini 2020-04-13 17:50:55 -07:00
parent 3ddf2c9c99
commit dd0c5228ac
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1 changed files with 7 additions and 0 deletions
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7
configure.py
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@ -706,6 +706,12 @@ parser.add_option('--v8-lite-mode',
'memory footprint, but also implies no just-in-time compilation ' +
'support, thus much slower execution)')
parser.add_option('--v8-enable-object-print',
action='store_true',
dest='v8_enable_object_print',
default=False,
help='compile V8 with auxiliar functions for native debuggers')
parser.add_option('--node-builtin-modules-path',
action='store',
dest='node_builtin_modules_path',
@ -1321,6 +1327,7 @@ def configure_v8(o):
o['variables']['v8_no_strict_aliasing'] = 1 # Work around compiler bugs.
o['variables']['v8_optimized_debug'] = 0 if options.v8_non_optimized_debug else 1
o['variables']['dcheck_always_on'] = 1 if options.v8_with_dchecks else 0
o['variables']['v8_enable_object_print'] = 1 if options.v8_enable_object_print else 0
o['variables']['v8_random_seed'] = 0 # Use a random seed for hash tables.
o['variables']['v8_promise_internal_field_count'] = 1 # Add internal field to promises for async hooks.
o['variables']['v8_use_siphash'] = 0 if options.without_siphash else 1