roll clang 202555:204777

build/common.gypi

 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 # IMPORTANT:
 # Please don't directly include this file if you are building via gyp_chromium,
 # since gyp_chromium is automatically forcing its inclusion.
 {
   # Variables expected to be overriden on the GYP command line (-D) or by
   # ~/.gyp/include.gypi.
@@ skipping 4292 matching lines @@
                 # Warns when a const char[] is converted to bool.
                 '-Wstring-conversion',
 
                 # Clang considers the `register` keyword as deprecated, but
                 # e.g. code generated by flex (used in angle) contains that
                 # keyword. http://crbug.com/255186
                 '-Wno-deprecated-register',
 
                 # TODO(thakis): Remove, http://crbug.com/341352
                 '-Wno-absolute-value',
+
+                # This warns on selectors from Cocoa headers (-length, -set).
+                # cfe-dev is currently discussing the merits of this warning.
+                # TODO(thakis): Reevaluate what to do with this, based one
+                # cfe-dev discussion.
+                '-Wno-selector-type-mismatch',
               ],
 
               'conditions': [
                 ['clang_xcode==0', {
                   'CC': '$(SOURCE_ROOT)/<(clang_dir)/clang',
                   'LDPLUSPLUS': '$(SOURCE_ROOT)/<(clang_dir)/clang++',
                 }],
               ],
             }],
             ['clang==1 and clang_xcode==0 and clang_use_chrome_plugins==1', {
@@ skipping 877 matching lines @@
     # settings in target dicts.  SYMROOT is a special case, because many other
     # Xcode variables depend on it, including variables such as
     # PROJECT_DERIVED_FILE_DIR.  When a source group corresponding to something
     # like PROJECT_DERIVED_FILE_DIR is added to a project, in order for the
     # files to appear (when present) in the UI as actual files and not red
     # red "missing file" proxies, the correct path to PROJECT_DERIVED_FILE_DIR,
     # and therefore SYMROOT, needs to be set at the project level.
     'SYMROOT': '<(DEPTH)/xcodebuild',
   },
 }