Merge pull request #4313 from Yamakaky/flto

Enable link-time optimisations on Release build.
This commit is contained in:
Justin M. Keyes
2016-02-21 13:14:57 -05:00

View File

@@ -82,6 +82,12 @@ if(CMAKE_C_FLAGS_RELEASE MATCHES "-O3")
string(REPLACE "-O3" "-O2" CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE}")
endif()
# Enable link-time optimisations on release builds.
check_c_compiler_flag(-flto HAS_FLTO_FLAG)
if(HAS_FLTO_FLAG)
set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS} -flto")
endif()
# Disable logging for release-type builds.
if(NOT CMAKE_C_FLAGS_RELEASE MATCHES DDISABLE_LOG)
set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} -DDISABLE_LOG")