diff options
| author |  Gael Guennebaud <g.gael@free.fr> | 2013-04-12 15:51:40 +0200 |
|---|---|---|
| committer | Gael Guennebaud <g.gael@free.fr> | 2013-04-12 15:51:40 +0200 |
| commit | db43205dc6d8129e0c18213ac5ebd2cfb505aa0e (patch) | |
| tree | 0386faf1434a253d7221a7e80da6f8fa2ceaf739 /CMakeLists.txt | |
| parent | 9816e8532ef40986e549a201bf7f0f774305501d (diff) | |
Fix ICC warning when defining both -ansi and -strict-ansi
Diffstat (limited to 'CMakeLists.txt')
| -rw-r--r-- | CMakeLists.txt | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt index 0257e7383..835eeb5ec 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -130,7 +130,6 @@ if(NOT MSVC) endif() ei_add_cxx_compiler_flag("-pedantic") - ei_add_cxx_compiler_flag("-strict-ansi") # ICC ei_add_cxx_compiler_flag("-Wall") ei_add_cxx_compiler_flag("-Wextra") #ei_add_cxx_compiler_flag("-Weverything") # clang @@ -153,7 +152,13 @@ if(NOT MSVC) ei_add_cxx_compiler_flag("-fstrict-aliasing") # The -ansi flag must be added last, otherwise it is also used as a linker flag by check_cxx_compiler_flag making it fails - ei_add_cxx_compiler_flag("-ansi") + # Moreover we should not set both -strict-ansi and -ansi + check_cxx_compiler_flag("-strict-ansi" COMPILER_SUPPORT_STRICTANSI) + if(COMPILER_SUPPORT_STRICTANSI) + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -strict-ansi") + else() + ei_add_cxx_compiler_flag("-ansi") + endif() set(CMAKE_REQUIRED_FLAGS "") |