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Remove GCC 4.9 support. Minimum is now 5.0.

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Patrick Niklaus 2018-02-09 09:57:16 +00:00 committed by Patrick Niklaus
parent f6db8ff3b0
commit 1aed13500d
2 changed files with 7 additions and 20 deletions
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6
.travis.yml
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@ -138,12 +138,12 @@ matrix:
env: CCOMPILER='gcc-7' CXXCOMPILER='g++-7' BUILD_TYPE='Release' ENABLE_STXXL=On
- os: linux
compiler: "gcc-4.9-release"
compiler: "gcc-5-release"
addons: &gcc49
apt:
sources: ['ubuntu-toolchain-r-test']
packages: ['g++-4.9', 'libbz2-dev', 'libxml2-dev', 'libzip-dev', 'liblua5.2-dev', 'libtbb-dev', 'libboost-all-dev', 'ccache']
env: CCOMPILER='gcc-4.9' CXXCOMPILER='g++-4.9' BUILD_TYPE='Release'
packages: ['g++-5', 'libbz2-dev', 'libxml2-dev', 'libzip-dev', 'liblua5.2-dev', 'libtbb-dev', 'libboost-all-dev', 'ccache']
env: CCOMPILER='gcc-5' CXXCOMPILER='g++-5' BUILD_TYPE='Release'
- os: linux
compiler: "gcc-6-release"

21
CMakeLists.txt
View File

@ -101,10 +101,10 @@ if(WIN32 AND MSVC_VERSION LESS 1900)
message(FATAL_ERROR "Building with Microsoft compiler needs Latest Visual Studio 2015 (Community or better)")
endif()
# Strictly require GCC>=4.9 and Clang>=3.4 - GCC 4.8 is already too old for C++14.
# Strictly require GCC>=5.0 and Clang>=3.4 - GCC 4.8 is already too old for C++14.
if(CMAKE_CXX_COMPILER_ID MATCHES "GNU")
if(CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4.9)
message(FATAL_ERROR "GCC>=4.9 required. In case you are on Ubuntu upgrade via ppa:ubuntu-toolchain-r/test")
if(CMAKE_CXX_COMPILER_VERSION VERSION_LESS 5.0)
message(FATAL_ERROR "GCC>=5.0 required. In case you are on Ubuntu upgrade via ppa:ubuntu-toolchain-r/test")
endif()
elseif(CMAKE_CXX_COMPILER_ID MATCHES "Clang")
if(CMAKE_CXX_COMPILER_VERSION VERSION_LESS 3.4)
@ -258,8 +258,7 @@ if(CMAKE_BUILD_TYPE MATCHES Release OR CMAKE_BUILD_TYPE MATCHES MinRelSize OR CM
endif()
# Since gcc 4.9 the LTO format is non-standart ('slim'), so we need to use the build-in tools
if(CMAKE_CXX_COMPILER_ID MATCHES "GNU" AND
NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4.9.0 AND NOT MINGW)
if(CMAKE_CXX_COMPILER_ID MATCHES "GNU" AND NOT MINGW)
find_program(GCC_AR gcc-ar)
find_program(GCC_RANLIB gcc-ranlib)
if ("${GCC_AR}" STREQUAL "GCC_AR-NOTFOUND" OR "${GCC_RANLIB}" STREQUAL "GCC_RANLIB-NOTFOUND")
@ -287,12 +286,6 @@ if(CMAKE_BUILD_TYPE MATCHES Release OR CMAKE_BUILD_TYPE MATCHES MinRelSize OR CM
set(CMAKE_RANLIB ${LLVM_RANLIB})
endif()
endif()
if(CMAKE_CXX_COMPILER_ID MATCHES "GNU" AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4.9.0)
message(STATUS "Disabling LTO on GCC < 4.9.0 since it is broken, see: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=57038")
set(CMAKE_CXX_FLAGS "${OLD_CXX_FLAGS}")
set(ENABLE_LTO Off)
endif()
endif()
endif()
@ -331,12 +324,6 @@ elseif(CMAKE_CXX_COMPILER_ID MATCHES "GNU")
# using GCC
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${OSRM_WARNING_FLAGS} -Werror=strict-overflow=1 -Wno-error=maybe-uninitialized -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 ${COLOR_FLAG} -fPIC -ftemplate-depth=1024")
# Disable missing field initializer since this has a lot of false positives with incomplete curly-braces
# initialization support on 4.9
if(NOT CMAKE_CXX_COMPILER_VERSION VERSION_GREATER 4.9)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-error=missing-field-initializers")
endif()
if(WIN32) # using mingw
add_dependency_defines(-DWIN32)
set(OPTIONAL_SOCKET_LIBS ws2_32 wsock32)