clang/arm: Push -no-integrated-as into the four targets that need it.

third_party/boringssl/BUILD.gn

 # Copyright 2014 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.
 
+import("//build/config/android/config.gni")
 import("//build/config/sanitizers/sanitizers.gni")
 
 # Config for us and everybody else depending on BoringSSL.
 config("openssl_config") {
   defines = [ "OPENSSL_SMALL" ]
   include_dirs = [ "src/include" ]
   if (is_component_build) {
     defines += [ "BORINGSSL_SHARED_LIBRARY" ]
   }
 }
@@ skipping 45 matching lines @@
     "//build/config/compiler:no_chromium_code",
 
     # TODO(davidben): Fix size_t truncations in BoringSSL.
     # https://crbug.com/429039
     "//build/config/compiler:no_size_t_to_int_warning",
   ]
 
   # Also gets the include dirs from :openssl_config
   include_dirs = [ "src/include" ]
 
+  if (current_cpu == "arm" && is_clang) {
+    # TODO(hans) Enable integrated-as (crbug.com/124610).
+    asmflags = [ "-fno-integrated-as" ]
+    if (is_android) {
+      rebased_android_toolchain_root =
+          rebase_path(android_toolchain_root, root_build_dir)
+      # Else /usr/bin/as gets picked up.
+      asmflags += [ "-B${rebased_android_toolchain_root}/bin" ]
+    }
+  }
+
   if (is_msan) {
     defines += [ "OPENSSL_NO_ASM" ]
   } else if (current_cpu == "x64") {
     if (is_mac || is_ios) {
       sources += gypi_values.boringssl_mac_x86_64_sources
     } else if (is_linux || is_android) {
       sources += gypi_values.boringssl_linux_x86_64_sources
     } else if (is_win) {
       deps += [ ":boringssl_asm" ]
     } else {
@@ skipping 14 matching lines @@
   } else if (current_cpu == "arm64" && (is_linux || is_android)) {
     sources += gypi_values.boringssl_linux_aarch64_sources
   } else {
     defines += [ "OPENSSL_NO_ASM" ]
   }
 
   if (is_nacl) {
     deps += [ "//native_client_sdk/src/libraries/nacl_io" ]
   }
 }