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From f447aca534d1a12809eeb146e8220d305cc3884d Mon Sep 17 00:00:00 2001
From: Mingli Yu <mingli.yu@windriver.com>
Date: Thu, 9 Apr 2020 14:07:19 +0800
Subject: [PATCH] build_rocksdb.cmake: fix atomic support on arm
Check to link with libatomic to enable C11 atomics support
to fix below build error on arm:
| /build/tmp/work/armv5e-wrs-linux-gnueabi/mariadb/10.3.13-r0/recipe-sysroot-native/usr/bin/arm-wrs-linux-gnueabi/../../libexec/arm-wrs-linux-gnueabi/gcc/arm-wrs-linux-gnueabi/8.3.0/ld.bfd: librocksdblib.a(env_posix.cc.o): in function `std::__atomic_base<unsigned long long>::store(unsigned long long, std::memory_order)':
| /usr/include/c++/8.3.0/bits/atomic_base.h:374: undefined reference to `__atomic_store_8'
Upstream-Status: Pending
Signed-off-by: Mingli Yu <mingli.yu@windriver.com>
---
storage/rocksdb/build_rocksdb.cmake | 3 +++
1 file changed, 3 insertions(+)
Index: mariadb-10.4.17/storage/rocksdb/build_rocksdb.cmake
===================================================================
--- mariadb-10.4.17.orig/storage/rocksdb/build_rocksdb.cmake
+++ mariadb-10.4.17/storage/rocksdb/build_rocksdb.cmake
@@ -498,6 +498,9 @@ list(APPEND SOURCES ${CMAKE_CURRENT_BINA
ADD_CONVENIENCE_LIBRARY(rocksdblib ${SOURCES})
target_link_libraries(rocksdblib ${THIRDPARTY_LIBS} ${SYSTEM_LIBS})
+IF (HAVE_GCC_C11_ATOMICS_WITH_LIBATOMIC)
+ TARGET_LINK_LIBRARIES(rocksdblib atomic)
+ENDIF()
IF(CMAKE_CXX_COMPILER_ID MATCHES "GNU" OR CMAKE_CXX_COMPILER_ID MATCHES "Clang")
set_target_properties(rocksdblib PROPERTIES COMPILE_FLAGS "-fPIC -fno-builtin-memcmp -Wno-error")
endif()
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