From b180512aef7349a10a3fe8e5cca81cdc13e57f5a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Micha=C3=ABl=20Zasso?= <targos@protonmail.com>
Date: Tue, 9 Jan 2024 10:50:57 +0100
Subject: [PATCH] tools: do not pass invalid flag to C compiler
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`-Wno-invalid-offsetof` is only valid for C++ and GCC warns about its
usage for C.

PR-URL: https://github.com/nodejs/node/pull/51409
Reviewed-By: Jiawen Geng <technicalcute@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Tobias Nießen <tniessen@tnie.de>
Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com>
---
 tools/v8_gypfiles/v8.gyp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/tools/v8_gypfiles/v8.gyp b/tools/v8_gypfiles/v8.gyp
index 4d69a59fcbc5b5..bc6aaf40fe585b 100644
--- a/tools/v8_gypfiles/v8.gyp
+++ b/tools/v8_gypfiles/v8.gyp
@@ -1989,6 +1989,12 @@
           ]
         }],
       ],
+      # -Wno-invalid-offsetof flag is not valid for C.
+      # The flag is initially set in `toolchain.gypi` for all targets.
+      'cflags!': [ '-Wno-invalid-offsetof' ],
+      'xcode_settings': {
+        'WARNING_CFLAGS!': ['-Wno-invalid-offsetof']
+      },
       'direct_dependent_settings': {
         'include_dirs': [
           '<(V8_ROOT)/third_party/zlib',