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Disabel missing initialization warning on GCC 4.9

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Patrick Niklaus 2018-02-08 13:44:39 +00:00 committed by Patrick Niklaus
parent 26e5c4eae2
commit f6db8ff3b0
1 changed files with 9 additions and 2 deletions
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11
CMakeLists.txt
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@ -259,7 +259,7 @@ if(CMAKE_BUILD_TYPE MATCHES Release OR CMAKE_BUILD_TYPE MATCHES MinRelSize OR CM
# 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 "${CMAKE_CXX_COMPILER_VERSION}" VERSION_LESS "4.9.0" AND NOT MINGW)
NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4.9.0 AND NOT MINGW)
find_program(GCC_AR gcc-ar)
find_program(GCC_RANLIB gcc-ranlib)
if ("${GCC_AR}" STREQUAL "GCC_AR-NOTFOUND" OR "${GCC_RANLIB}" STREQUAL "GCC_RANLIB-NOTFOUND")
@ -288,7 +288,7 @@ if(CMAKE_BUILD_TYPE MATCHES Release OR CMAKE_BUILD_TYPE MATCHES MinRelSize OR CM
endif()
endif()
if(CMAKE_CXX_COMPILER_ID MATCHES "GNU" AND "${CMAKE_CXX_COMPILER_VERSION}" VERSION_LESS "4.9.0")
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 "${OLD_CXX_FLAGS}")
set(ENABLE_LTO Off)
@ -330,6 +330,13 @@ elseif(CMAKE_CXX_COMPILER_ID MATCHES "GNU")
endif()
# using GCC
set(CMAKE_CXX_FLAGS "${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)