1*4882a593SmuzhiyunFrom 2b487585ebe8986ada07afb9c917564c9b0dfd16 Mon Sep 17 00:00:00 2001
2*4882a593SmuzhiyunFrom: Khem Raj <raj.khem@gmail.com>
3*4882a593SmuzhiyunDate: Wed, 4 Dec 2019 19:06:54 -0800
4*4882a593SmuzhiyunSubject: [PATCH] Delete compiler options not available in release versions of
5*4882a593Smuzhiyun clang _yet_
6*4882a593Smuzhiyun
7*4882a593SmuzhiyunUpstream-Status: Inappropriate [ clang/master already supports them ]
8*4882a593SmuzhiyunSigned-off-by: Khem Raj <raj.khem@gmail.com>
9*4882a593SmuzhiyunSigned-off-by: Randy MacLeod <Randy.MacLeod@windriver.com>
10*4882a593Smuzhiyun
11*4882a593Smuzhiyun---
12*4882a593Smuzhiyun build/config/compiler/BUILD.gn | 5 +++++
13*4882a593Smuzhiyun 1 file changed, 5 insertions(+)
14*4882a593Smuzhiyun
15*4882a593Smuzhiyundiff --git a/build/config/compiler/BUILD.gn b/build/config/compiler/BUILD.gn
16*4882a593Smuzhiyunindex e0b65454ebe67..d1d3835578db0 100644
17*4882a593Smuzhiyun--- a/build/config/compiler/BUILD.gn
18*4882a593Smuzhiyun+++ b/build/config/compiler/BUILD.gn
19*4882a593Smuzhiyun@@ -1590,6 +1590,11 @@ config("default_warnings") {
20*4882a593Smuzhiyun       cflags += [
21*4882a593Smuzhiyun         "-Wenum-compare-conditional",
22*4882a593Smuzhiyun
23*4882a593Smuzhiyun+        # Disable unknown warnings, since system clang may not have
24*4882a593Smuzhiyun+        # backported newer warning yet unlike internal clang that
25*4882a593Smuzhiyun+        # chromium uses.
26*4882a593Smuzhiyun+        "-Wno-unknown-warning-option",
27*4882a593Smuzhiyun+
28*4882a593Smuzhiyun         # Ignore warnings about MSVC optimization pragmas.
29*4882a593Smuzhiyun         # TODO(thakis): Only for no_chromium_code? http://crbug.com/912662
30*4882a593Smuzhiyun         "-Wno-ignored-pragma-optimize",
31