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deps: define V8_PRESERVE_MOST as no-op on Windows
It's causing linker errors with node.lib in node-gyp and potentially
breaks other 3rd party tools

PR-URL: #56238
Refs: #55784
Reviewed-By: Michaël Zasso <targos@protonmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Yagiz Nizipli <yagiz@nizipli.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com>
Reviewed-By: Darshan Sen <raisinten@gmail.com>
Reviewed-By: Joyee Cheung <joyeec9h3@gmail.com>
Reviewed-By: Rafael Gonzaga <rafael.nunu@hotmail.com>
Reviewed-By: Richard Lau <rlau@redhat.com>
Reviewed-By: Marco Ippolito <marcoippolito54@gmail.com>
Reviewed-By: Paolo Insogna <paolo@cowtech.it>
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StefanStojanovic authored and targos committed Jun 11, 2025
commit e94a2102a99a58d937c7a049125baee70677fedb
2 changes: 1 addition & 1 deletion common.gypi
Original file line number Diff line number Diff line change
Expand Up @@ -38,7 +38,7 @@

# Reset this number to 0 on major V8 upgrades.
# Increment by one for each non-official patch applied to deps/v8.
'v8_embedder_string': '-node.2',
'v8_embedder_string': '-node.3',

##### V8 defaults for Node.js #####

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4 changes: 4 additions & 0 deletions deps/v8/include/v8config.h
Original file line number Diff line number Diff line change
Expand Up @@ -592,11 +592,15 @@ path. Add it with -I<path> to the command line
// functions.
// Use like:
// V8_NOINLINE V8_PRESERVE_MOST void UnlikelyMethod();
#if V8_OS_WIN
# define V8_PRESERVE_MOST
#else
#if V8_HAS_ATTRIBUTE_PRESERVE_MOST
# define V8_PRESERVE_MOST __attribute__((preserve_most))
#else
# define V8_PRESERVE_MOST /* NOT SUPPORTED */
#endif
#endif


// A macro (V8_DEPRECATED) to mark classes or functions as deprecated.
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