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Fix flag name in gcc 4.6 and earlier

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This commit is contained in:
worktycho 2014-10-09 10:07:58 +01:00
parent 5cf1ba092e
commit c3479f7557
1 changed files with 32 additions and 8 deletions
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24
SetFlags.cmake
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@ -60,10 +60,22 @@ macro(set_flags)
set(CMAKE_MODULE_LINKER_FLAGS_RELEASE "${CMAKE_MODULE_LINKER_FLAGS_RELEASE} /LTCG")
elseif(APPLE)
if("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU")
execute_process(COMMAND ${CMAKE_C_COMPILER} -dumpversion
OUTPUT_VARIABLE GCC_VERSION)
endif()
if("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU" AND (NOT GCC_VERSION VERSION_GREATER 4.6))
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++0x")
set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -std=c++0x")
set(CMAKE_CXX_FLAGS_COVERAGE "${CMAKE_CXX_FLAGS_COVERAGE} -std=c++0x")
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -std=c++0x")
else()
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -std=c++11")
set(CMAKE_CXX_FLAGS_COVERAGE "${CMAKE_CXX_FLAGS_COVERAGE} -std=c++11")
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -std=c++11")
endif()
#on os x clang adds pthread for us but we need to add it for gcc
if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")
add_flags_cxx("-stdlib=libc++")
@ -78,10 +90,22 @@ macro(set_flags)
add_flags_cxx("-pthread")
endif()
if("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU")
execute_process(COMMAND ${CMAKE_C_COMPILER} -dumpversion
OUTPUT_VARIABLE GCC_VERSION)
endif()
if("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU" AND (NOT GCC_VERSION VERSION_GREATER 4.6))
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++0x")
set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -std=c++0x")
set(CMAKE_CXX_FLAGS_COVERAGE "${CMAKE_CXX_FLAGS_COVERAGE} -std=c++0x")
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -std=c++0x")
else()
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -std=c++11")
set(CMAKE_CXX_FLAGS_COVERAGE "${CMAKE_CXX_FLAGS_COVERAGE} -std=c++11")
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -std=c++11")
endif()
# We use a signed char (fixes #640 on RasPi)
add_flags_cxx("-fsigned-char")