Cmake build: Select use of interprocedural optimization

New cmake-option to explicit select/deselect the IPO
This commit is contained in:
Kornel Benko 2019-12-17 13:59:52 +01:00
parent 86ba7409a4
commit 3a29ba795d
5 changed files with 32 additions and 27 deletions

View File

@ -3,10 +3,9 @@ cmake_minimum_required(VERSION 3.1)
set(LYX_IPO_SUPPORTED FALSE)
if (POLICY CMP0069)
if (NOT LYX_DEBUG)
cmake_policy(SET CMP0069 NEW)
include(CheckIPOSupported)
check_ipo_supported(RESULT LYX_IPO_SUPPORTED)
cmake_policy(SET CMP0069 NEW)
if (LYX_USE_IPO MATCHES "ON")
set(LYX_IPO_SUPPORTED YES)
endif()
endif()

View File

@ -9,10 +9,9 @@ cmake_minimum_required(VERSION 3.1)
set(LYX_IPO_SUPPORTED FALSE)
if (POLICY CMP0069)
if (NOT LYX_DEBUG)
cmake_policy(SET CMP0069 NEW)
include(CheckIPOSupported)
check_ipo_supported(RESULT LYX_IPO_SUPPORTED)
cmake_policy(SET CMP0069 NEW)
if (LYX_USE_IPO MATCHES "ON")
set(LYX_IPO_SUPPORTED YES)
endif()
endif()

View File

@ -2,13 +2,13 @@ cmake_minimum_required(VERSION 3.1)
set(LYX_IPO_SUPPORTED FALSE)
if (POLICY CMP0069)
if (NOT LYX_DEBUG)
cmake_policy(SET CMP0069 NEW)
include(CheckIPOSupported)
check_ipo_supported(RESULT LYX_IPO_SUPPORTED)
cmake_policy(SET CMP0069 NEW)
if (LYX_USE_IPO MATCHES "ON")
set(LYX_IPO_SUPPORTED YES)
endif()
endif()
set(VERSION "1.2.5")
set(SRCDIR ${CMAKE_CURRENT_SOURCE_DIR}/${VERSION})

View File

@ -2,10 +2,9 @@ cmake_minimum_required(VERSION 3.1)
set(LYX_IPO_SUPPORTED FALSE)
if (POLICY CMP0069)
if (NOT LYX_DEBUG)
cmake_policy(SET CMP0069 NEW)
include(CheckIPOSupported)
check_ipo_supported(RESULT LYX_IPO_SUPPORTED)
cmake_policy(SET CMP0069 NEW)
if (LYX_USE_IPO MATCHES "ON")
set(LYX_IPO_SUPPORTED YES)
endif()
endif()

View File

@ -81,15 +81,6 @@ if(NOT help AND NOT HELP)
message(FATAL_ERROR "Exiting")
endif()
endif()
# Enable LTO if supported and not debugging
set(LYX_IPO_SUPPORTED FALSE)
if (POLICY CMP0069)
if (NOT LYX_DEBUG)
cmake_policy(SET CMP0069 NEW)
include(CheckIPOSupported)
check_ipo_supported(RESULT LYX_IPO_SUPPORTED)
endif()
endif()
endif()
if(UNIX)
@ -151,6 +142,7 @@ LYX_OPTION(ENABLE_KEYTESTS "Enable for keytests" OFF ALL)
LYX_OPTION(ASAN "Use address sanitizer" OFF ALL)
LYX_COMBO(USE_FILEDIALOG "Use native or QT file dialog" QT NATIVE)
LYX_COMBO(USE_QT "Use Qt version as frontend" AUTO QT4 QT5)
LYX_COMBO(USE_IPO "Interprocedural optimization" OFF AUTO ON)
#LYX_OPTION(3RDPARTY_BUILD "Build 3rdparty libs" OFF ALL)
LYX_OPTION(DISABLE_CALLSTACK_PRINTING "do not print a callstack when crashing" OFF ALL)
LYX_OPTION(EXTERNAL_Z "OFF := Build 3rdparty lib zlib" ON ALL)
@ -250,8 +242,6 @@ if(LYX_DEPENDENCIES_DOWNLOAD)
endforeach()
endif()
message(STATUS)
set(EXECUTABLE_OUTPUT_PATH ${TOP_BINARY_DIR}/bin)
@ -261,6 +251,24 @@ else()
set(LIBRARY_OUTPUT_PATH ${TOP_BINARY_DIR}/lib)
endif()
set(LYX_IPO_SUPPORTED OFF)
if (POLICY CMP0069)
cmake_policy(SET CMP0069 NEW)
if(LYX_USE_IPO MATCHES "AUTO")
# Enable LTO if supported and not debugging
if (NOT LYX_DEBUG)
include(CheckIPOSupported)
check_ipo_supported(RESULT LYX_IPO_SUPPORTED)
endif()
else()
set(LYX_IPO_SUPPORTED ${LYX_USE_IPO})
endif()
endif()
if (LYX_IPO_SUPPORTED)
set(LYX_USE_IPO "ON" CACHE STRING "Use interprocedural optimization" FORCE)
else()
set(LYX_USE_IPO "OFF" CACHE STRING "Use interprocedural optimization" FORCE)
endif()
# Set to some meaningful default
find_package(CXX11Compiler)