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hulk pushed a commit to branch unstable
in repository https://gitbox.apache.org/repos/asf/incubator-kvrocks.git
The following commit(s) were added to refs/heads/unstable by this push:
new bf13335a Add LTO/IPO compile support (#764)
bf13335a is described below
commit bf13335a3ef1aa295c66c3c07d2430fff4741768
Author: Ted Mostly <[email protected]>
AuthorDate: Sun Nov 20 20:38:37 2022 +0800
Add LTO/IPO compile support (#764)
Co-authored-by: PragmaTwice <[email protected]>
Co-authored-by: tison <[email protected]>
---
CMakeLists.txt | 15 +++++++++++++++
1 file changed, 15 insertions(+)
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8435c0ae..9177509b 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -27,6 +27,7 @@ option(ASAN_WITH_LSAN "enable leak santinizer while address
santinizer is enable
option(ENABLE_STATIC_LIBSTDCXX "link kvrocks with static library of libstd++
instead of shared library" ON)
option(USE_LUAJIT "use luaJIT instead of lua" OFF)
option(ENABLE_OPENSSL "enable openssl to support tls connection" OFF)
+option(ENABLE_IPO "enable interprocedural optimization" ON)
option(ENABLE_UNWIND "enable libunwind in glog" ON)
if (CMAKE_VERSION VERSION_GREATER_EQUAL "3.24.0")
@@ -186,6 +187,20 @@ if(ENABLE_OPENSSL)
target_compile_definitions(kvrocks_objs PUBLIC ENABLE_OPENSSL)
endif()
+if(ENABLE_IPO)
+ include(CheckIPOSupported)
+ check_ipo_supported(RESULT ipo_result OUTPUT ipo_output LANGUAGES CXX)
+
+ if(ipo_result)
+ set_property(TARGET kvrocks_objs PROPERTY INTERPROCEDURAL_OPTIMIZATION
TRUE)
+ if(CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
+ target_link_libraries(kvrocks_objs PUBLIC "-fuse-ld=lld")
+ endif()
+ else()
+ message(WARNING "IPO is not supported: ${ipo_output}")
+ endif()
+endif()
+
# kvrocks main target
add_executable(kvrocks src/main.cc)
target_link_libraries(kvrocks PRIVATE kvrocks_objs ${EXTERNAL_LIBS})
