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From 7a778d56065b041e55c60e500d5e60c71b7e345f Mon Sep 17 00:00:00 2001
From: Khem Raj <raj.khem@gmail.com>
Date: Tue, 5 Feb 2019 14:32:20 -0800
Subject: [PATCH] chromium: Exclude CRC32 for 32bit arm
This fixes build issues during cross compiling for linux using clang
Fixes
src/3rdparty/chromium/third_party/zlib/crc32_simd.c:184: undefined reference to `__crc32d'
Upstream-Status: Pending
Signed-off-by: Khem Raj <raj.khem@gmail.com>
---
chromium/third_party/zlib/BUILD.gn | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/chromium/third_party/zlib/BUILD.gn b/chromium/third_party/zlib/BUILD.gn
index 4422fecc0c8..1b398ad981a 100644
--- a/chromium/third_party/zlib/BUILD.gn
+++ b/chromium/third_party/zlib/BUILD.gn
@@ -80,8 +80,11 @@ if (use_arm_neon_optimizations) {
# Disabled for iPhone, as described in DDI0487C_a_armv8_arm:
# "All implementations of the ARMv8.1 architecture are required to
# implement the CRC32* instructions. These are optional in ARMv8.0."
+ defines = []
if (!is_ios) {
- defines = [ "CRC32_ARMV8_CRC32" ]
+ if (current_cpu == "arm64") {
+ defines += [ "CRC32_ARMV8_CRC32" ]
+ }
if (is_android) {
defines += [ "ARMV8_OS_ANDROID" ]
} else if (is_linux || is_chromeos) {
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