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-rw-r--r--SetFlags.cmake40
1 files changed, 32 insertions, 8 deletions
diff --git a/SetFlags.cmake b/SetFlags.cmake
index bea830616..c0a021c25 100644
--- a/SetFlags.cmake
+++ b/SetFlags.cmake
@@ -60,10 +60,22 @@ macro(set_flags)
set(CMAKE_MODULE_LINKER_FLAGS_RELEASE "${CMAKE_MODULE_LINKER_FLAGS_RELEASE} /LTCG")
elseif(APPLE)
- set(CMAKE_CXX_FLAGS "${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 "${CMAKE_CXX_FLAGS_RELEASE} -std=c++11")
+ if("${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 ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")
add_flags_cxx("-stdlib=libc++")
@@ -78,10 +90,22 @@ macro(set_flags)
add_flags_cxx("-pthread")
endif()
- set(CMAKE_CXX_FLAGS "${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 "${CMAKE_CXX_FLAGS_RELEASE} -std=c++11")
+ if("${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")