Zengtudor/pybind11
1
0
Fork 0
mirror of https://github.com/pybind/pybind11.git synced 2024-11-29 08:32:02 +00:00
Code Issues Packages Projects Releases Wiki Activity

only use -flto when supported, quenched policy warnings

Browse Source
This commit is contained in:
Wenzel Jakob 2015-11-30 10:17:01 +01:00
parent 60c36db1c9
commit faaee1cbbd
1 changed files with 11 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

13
CMakeLists.txt
View File

@ -27,14 +27,23 @@ set(Python_ADDITIONAL_VERSIONS 3.4 3.5 3.6)
find_package(PythonLibs ${PYBIND11_PYTHON_VERSION} REQUIRED) find_package(PythonLibs ${PYBIND11_PYTHON_VERSION} REQUIRED)
find_package(PythonInterp ${PYBIND11_PYTHON_VERSION} REQUIRED) find_package(PythonInterp ${PYBIND11_PYTHON_VERSION} REQUIRED)
if ("${CMAKE_CXX_COMPILER_ID}" MATCHES "Clang" OR "${CMAKE_CXX_COMPILER_ID}" MATCHES "GNU") include(CheckCXXCompilerFlag)
if (CMAKE_CXX_COMPILER_ID MATCHES "Clang" OR CMAKE_CXX_COMPILER_ID MATCHES "GNU")
# Enable C++11 mode on C++ / Clang # Enable C++11 mode on C++ / Clang
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11") set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
# Enable link time optimization and set the default symbol # Enable link time optimization and set the default symbol
# visibility to hidden (very important to obtain small binaries) # visibility to hidden (very important to obtain small binaries)
if (NOT ${U_CMAKE_BUILD_TYPE} MATCHES DEBUG) if (NOT ${U_CMAKE_BUILD_TYPE} MATCHES DEBUG)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fvisibility=hidden -flto") # Default symbol visibility
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fvisibility=hidden")
# Check for Link Time Optimization support
CHECK_CXX_COMPILER_FLAG("-flto" HAS_LTO_FLAG)
if (HAS_LTO_FLAG)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -flto")
endif()
endif() endif()
endif() endif()