Add a ignore_elf32_limitations flag in build/config/compiler/compiler.gni

build/config/compiler/compiler.gni

 # Copyright 2015 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/chrome_build.gni")
 import("//build/config/chromecast_build.gni")
 import("//build/config/sanitizers/sanitizers.gni")
 import("//build/toolchain/goma.gni")
 import("//build/toolchain/toolchain.gni")
@@ skipping 29 matching lines @@
   is_win_fastlink = false
 
   # Specify the current PGO phase, only used for the Windows MSVS build. Here's
   # the different values that can be used:
   #     0 : Means that PGO is turned off.
   #     1 : Used during the PGI (instrumentation) phase.
   #     2 : Used during the PGO (optimization) phase.
   #
   # TODO(sebmarchand): Add support for the PGU (update) phase.
   chrome_pgo_phase = 0
+
+  # Android 32-bit non-component, non-clang builds cannot have symbol_level=2
+  # due to 4GiB file size limit, see https://crbug.com/648948.
+  # Set this flag to true to skip the assertion.
+  ignore_elf32_limitations = false
 }
 
 declare_args() {
   # Whether or not the official builds should be built with full WPO. Enabled by
   # default for the PGO and the x64 builds.
   if (chrome_pgo_phase > 0) {
     full_wpo_on_official = true
   } else {
     full_wpo_on_official = false
   }
@@ skipping 37 matching lines @@
     symbol_level = 2
   } else if (using_sanitizer) {
     # Sanitizers require symbols for filename suppressions to work.
     symbol_level = 1
   } else {
     symbol_level = 0
   }
 }
 
 # Assert that the configuration isn't going to hit https://crbug.com/648948.
-assert(!is_android || android_64bit_target_cpu || is_component_build ||
-           symbol_level < 2,
-       "Android 32-bit non-component builds cannot have symbol_level=2 " +
-           "due to 4GiB file size limit, see https://crbug.com/648948")
+assert(ignore_elf32_limitations || !is_android || android_64bit_target_cpu ||
+           is_component_build || symbol_level < 2 || is_clang,
+       "Android 32-bit non-component, non-clang builds cannot have " +
+           "symbol_level=2 due to 4GiB file size limit, see " +
+           "https://crbug.com/648948")