set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -g3")
set(CMAKE_Fortran_FLAGS "${CMAKE_Fortran_FLAGS} -g")
+if (CMAKE_COMPILER_IS_GNUCC)
+ if (COMPILER_CXX_VERSION_MAJOR_MINOR STRLESS "4.7")
+ message(FATAL_ERROR
+ "SimGrid needs at least g++ version 4.7 to compile "
+ "(c++11 support of previous versions is too limited).")
+ endif()
+endif()
+
## We need a decent support of the c++11 standard
include(CheckCXXCompilerFlag)
CHECK_CXX_COMPILER_FLAG("-std=c++11" COMPILER_SUPPORTS_CXX11)
"The compiler ${CMAKE_CXX_COMPILER} has no C++11 support. "
"Please use a decent C++ compiler.")
endif()
-if (CMAKE_COMPILER_IS_GNUCC)
- if (COMPILER_CXX_VERSION_MAJOR_MINOR STRLESS "4.7")
- message(FATAL_ERROR
- "SimGrid needs g++ version 4.7 to compile "
- "(c++11 support of previous versions is too limited).")
- endif()
-endif()
### And we need C11 standard, too
include(CheckCCompilerFlag)