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From: Armin Kuster <akuster808@gmail.com>
To: openembedded-devel@openembedded.org
Date: Sun,  9 Feb 2020 08:17:15 -0800
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Subject: [zeus 07/11] grpc: Link with libatomic on clang/x86
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From: Khem Raj <raj.khem@gmail.com>

clang does delegate the atomic<double> calls to libatomic on x86 where
as gcc tries to use intrinsics, its debatable who is right, but it does
seem that clang is safe in case pointer is unaligned

Signed-off-by: Khem Raj <raj.khem@gmail.com>
(cherry picked from commit f7a7a2aafe87437aefca21612dc156fde645ac89)
Signed-off-by: Armin Kuster <akuster808@gmail.com>
---
 meta-networking/recipes-devtools/grpc/grpc_1.24.1.bb | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/meta-networking/recipes-devtools/grpc/grpc_1.24.1.bb b/meta-networking/recipes-devtools/grpc/grpc_1.24.1.bb
index 8d54dbeff8..c11b55669a 100644
--- a/meta-networking/recipes-devtools/grpc/grpc_1.24.1.bb
+++ b/meta-networking/recipes-devtools/grpc/grpc_1.24.1.bb
@@ -44,6 +44,10 @@ do_configure_prepend_mipsarch() {
     sed -i -e "s/set(_gRPC_ALLTARGETS_LIBRARIES \${CMAKE_DL_LIBS} rt m pthread)/set(_gRPC_ALLTARGETS_LIBRARIES \${CMAKE_DL_LIBS} atomic rt m pthread)/g" ${S}/CMakeLists.txt
 }
 
+do_configure_prepend_toolchain-clang_x86() {
+    sed -i -e "s/set(_gRPC_ALLTARGETS_LIBRARIES \${CMAKE_DL_LIBS} rt m pthread)/set(_gRPC_ALLTARGETS_LIBRARIES \${CMAKE_DL_LIBS} atomic rt m pthread)/g" ${S}/CMakeLists.txt
+}
+
 BBCLASSEXTEND = "native nativesdk"
 
 SYSROOT_DIRS_BLACKLIST_append_class-target = "${baselib}/cmake/grpc"
-- 
2.17.1