Open-Harbor/osrm-backend
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Use LTO by default

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This commit is contained in:
Siarhei Fedartsou 2024-06-22 13:28:17 +02:00
parent f32a6dfc74
commit 43b9aed1ef
1 changed files with 13 additions and 11 deletions
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24
CMakeLists.txt
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@ -36,6 +36,7 @@ option(ENABLE_FUZZING "Fuzz testing using LLVM's libFuzzer" OFF)
option(ENABLE_NODE_BINDINGS "Build NodeJs bindings" OFF)
option(ENABLE_CLANG_TIDY "Enables clang-tidy checks" OFF)
if (ENABLE_CLANG_TIDY)
find_program(CLANG_TIDY_COMMAND NAMES clang-tidy)
if(NOT CLANG_TIDY_COMMAND)
@ -57,6 +58,18 @@ if (POLICY CMP0074)
endif()
project(OSRM C CXX)
if(ENABLE_LTO AND (CMAKE_BUILD_TYPE MATCHES Release OR CMAKE_BUILD_TYPE MATCHES MinRelSize OR CMAKE_BUILD_TYPE MATCHES RelWithDebInfo))
include(CheckIPOSupported)
check_ipo_supported(RESULT LTO_SUPPORTED OUTPUT error)
if(LTO_SUPPORTED)
message(STATUS "IPO / LTO enabled")
set(CMAKE_INTERPROCEDURAL_OPTIMIZATION TRUE)
else()
message(FATAL_ERROR "IPO / LTO not supported: <${error}>")
endif()
endif()
# add @loader_path/$ORIGIN to rpath to make binaries relocatable
if (APPLE)
set(CMAKE_BUILD_RPATH "@loader_path")
@ -208,17 +221,6 @@ if(CMAKE_CXX_COMPILER_ID MATCHES "GNU")
set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -Og -ggdb")
endif()
if(ENABLE_LTO AND (CMAKE_BUILD_TYPE MATCHES Release OR CMAKE_BUILD_TYPE MATCHES MinRelSize OR CMAKE_BUILD_TYPE MATCHES RelWithDebInfo))
include(CheckIPOSupported)
check_ipo_supported(RESULT LTO_SUPPORTED OUTPUT error)
if(LTO_SUPPORTED)
message(STATUS "IPO / LTO enabled")
set(CMAKE_INTERPROCEDURAL_OPTIMIZATION TRUE)
else()
message(FATAL_ERROR "IPO / LTO not supported: <${error}>")
endif()
endif()
set(MAYBE_COVERAGE_LIBRARIES "")
if (ENABLE_COVERAGE)
if (NOT CMAKE_BUILD_TYPE MATCHES "Debug")