From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Cheng Zhao <zcbenz@gmail.com>
Date: Thu Dec 6 02:00:06 2018 +0000

Backport fed67899a7b44c9409e94442eaca0deab2f809e3 to fix build on arm64.
https://swiftshader.googlesource.com/SwiftShader.git/+/fed67899a7b44c9409e94442eaca0deab2f809e3%5E%21/

Can be removed after updating to Chrome 73.

diff --git a/src/Reactor/BUILD.gn b/src/Reactor/BUILD.gn
index c983c4361..be5e5055d 100644
--- a/src/Reactor/BUILD.gn
+++ b/src/Reactor/BUILD.gn
@@ -170,6 +170,9 @@ config("swiftshader_reactor_private_config") {
     ]
   } else {
     cflags = [ "-Wno-unused-local-typedef" ]
+    if(target_cpu == "arm64") {
+      cflags += [ "-Wno-defaulted-function-deleted" ]
+    }
     defines = [
       "__STDC_CONSTANT_MACROS",
       "__STDC_LIMIT_MACROS",
diff --git a/third_party/llvm-7.0/BUILD.gn b/third_party/llvm-7.0/BUILD.gn
index 4ccc6d15e..f0b3dc807 100644
--- a/third_party/llvm-7.0/BUILD.gn
+++ b/third_party/llvm-7.0/BUILD.gn
@@ -61,6 +61,10 @@ config("swiftshader_llvm_private_config") {
     }
   }
 
+  if(target_cpu == "arm64") {
+    cflags += [ "-Wno-defaulted-function-deleted" ]
+  }
+
   cflags += [
     "-Wno-attributes",
     "-Wno-deprecated-declarations",