diff options
Diffstat (limited to 'config/cmake/HDFCXXCompilerFlags.cmake')
-rw-r--r-- | config/cmake/HDFCXXCompilerFlags.cmake | 298 |
1 files changed, 165 insertions, 133 deletions
diff --git a/config/cmake/HDFCXXCompilerFlags.cmake b/config/cmake/HDFCXXCompilerFlags.cmake index bd14a0d..dc982c1 100644 --- a/config/cmake/HDFCXXCompilerFlags.cmake +++ b/config/cmake/HDFCXXCompilerFlags.cmake @@ -9,17 +9,45 @@ # If you do not have access to either file, you may request a copy from # help@hdfgroup.org. # +ENABLE_LANGUAGE (CXX) + set(CMAKE_CXX_STANDARD 11) set(CMAKE_CXX_STANDARD_REQUIRED TRUE) + set(CMAKE_CXX_EXTENSIONS OFF) set (CMAKE_CXX_FLAGS "${CMAKE_CXX_SANITIZER_FLAGS} ${CMAKE_CXX_FLAGS}") if (CMAKE_VERSION VERSION_GREATER_EQUAL "3.15.0") - message (VERBOSE "Warnings Configuration: CXX default: ${CMAKE_CXX_FLAGS}") + message (VERBOSE "Warnings Configuration: CXX default: ${CMAKE_CXX_FLAGS}") endif () #----------------------------------------------------------------------------- # Compiler specific flags : Shouldn't there be compiler tests for these #----------------------------------------------------------------------------- +if(WIN32 AND CMAKE_CXX_COMPILER_ID STREQUAL "Intel") + set(_INTEL_WINDOWS 1) +endif() + +if(WIN32 AND CMAKE_CXX_COMPILER_ID STREQUAL "Clang" + AND "x${CMAKE_CXX_SIMULATE_ID}" STREQUAL "xMSVC") + set(_CLANG_MSVC_WINDOWS 1) +endif() + +# MSVC 14.28 enables C5105, but the Windows SDK 10.0.18362.0 triggers it. +if(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC" AND NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 19.28) + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -wd5105") +endif() + +if (CMAKE_CXX_COMPILER_ID STREQUAL SunPro AND + NOT DEFINED CMAKE_CXX${CMAKE_CXX_STANDARD}_STANDARD_COMPILE_OPTION) + if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 5.13) + if (NOT CMAKE_CXX_STANDARD OR CMAKE_CXX_STANDARD EQUAL 98) + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++03") + endif() + else() + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -library=stlport4") + endif() +endif() + if (CMAKE_COMPILER_IS_GNUCXX AND CMAKE_CXX_COMPILER_LOADED) set (CMAKE_CXX_FLAGS "${CMAKE_ANSI_CFLAGS} ${CMAKE_CXX_FLAGS}") if (${HDF_CFG_NAME} MATCHES "Debug") @@ -71,163 +99,167 @@ endif () # HDF5 library compile options #----------------------------------------------------------------------------- -if (NOT MSVC AND NOT MINGW) - if (${CMAKE_SYSTEM_NAME} MATCHES "SunOS") - list (APPEND HDF5_CMAKE_CXX_FLAGS "-erroff=%none -DBSD_COMP") - else () - # General flags - # - # Note that some of the flags listed here really should be developer - # flags (listed in a separate variable, below) but we put them here - # because they are not raised by the current code and we'd like to - # know if they do start showing up. - # - # NOTE: Don't add -Wpadded here since we can't/won't fix the (many) - # warnings that are emitted. If you need it, add it at configure time. - if (CMAKE_CXX_COMPILER_ID STREQUAL "Intel") +if (${CMAKE_SYSTEM_NAME} MATCHES "SunOS") + list (APPEND HDF5_CMAKE_CXX_FLAGS "-erroff=%none -DBSD_COMP") +else () + # General flags + # + # Note that some of the flags listed here really should be developer + # flags (listed in a separate variable, below) but we put them here + # because they are not raised by the current code and we'd like to + # know if they do start showing up. + # + # NOTE: Don't add -Wpadded here since we can't/won't fix the (many) + # warnings that are emitted. If you need it, add it at configure time. + if (CMAKE_CXX_COMPILER_ID STREQUAL "Intel") + if (_INTEL_WINDOWS) + ADD_H5_FLAGS (HDF5_CMAKE_CXX_FLAGS "${HDF5_SOURCE_DIR}/config/intel-warnings/win-general") + else () ADD_H5_FLAGS (HDF5_CMAKE_CXX_FLAGS "${HDF5_SOURCE_DIR}/config/intel-warnings/general") + endif() + if (NOT _INTEL_WINDOWS) if(NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 15.0) ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/intel-warnings/15") endif() if(NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 18.0) ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/intel-warnings/18") endif() - elseif (CMAKE_CXX_COMPILER_ID STREQUAL "GNU") - if (CMAKE_COMPILER_IS_GNUCXX AND CMAKE_CXX_COMPILER_LOADED - AND CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 4.8) - # add the general CXX flags for g++ compiler versions 4.8 and above. - ADD_H5_FLAGS (HDF5_CMAKE_CXX_FLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/cxx-general") - if (HDF5_ENABLE_WARNINGS_AS_ERRORS) - ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/cxx-error-general") - else () - ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/cxx-noerror-general") - endif () + endif() + elseif (CMAKE_CXX_COMPILER_ID STREQUAL "GNU") + if (CMAKE_COMPILER_IS_GNUCXX AND CMAKE_CXX_COMPILER_LOADED + AND CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 4.8) + # add the general CXX flags for g++ compiler versions 4.8 and above. + ADD_H5_FLAGS (HDF5_CMAKE_CXX_FLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/cxx-general") + if (HDF5_ENABLE_WARNINGS_AS_ERRORS) + ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/cxx-error-general") + else () + ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/cxx-noerror-general") endif () - elseif (CMAKE_CXX_COMPILER_ID STREQUAL "Clang") - ADD_H5_FLAGS (HDF5_CMAKE_CXX_FLAGS "${HDF5_SOURCE_DIR}/config/clang-warnings/general") - elseif (CMAKE_CXX_COMPILER_ID STREQUAL "PGI") - list (APPEND HDF5_CMAKE_CXX_FLAGS "-Minform=inform") - endif () - if (CMAKE_VERSION VERSION_GREATER_EQUAL "3.15.0") - message (VERBOSE "CMAKE_CXX_FLAGS_GENERAL=${HDF5_CMAKE_CXX_FLAGS}") endif () + elseif (CMAKE_CXX_COMPILER_ID STREQUAL "Clang") + ADD_H5_FLAGS (HDF5_CMAKE_CXX_FLAGS "${HDF5_SOURCE_DIR}/config/clang-warnings/general") + elseif (CMAKE_CXX_COMPILER_ID STREQUAL "PGI") + list (APPEND HDF5_CMAKE_CXX_FLAGS "-Minform=inform") endif () - - #----------------------------------------------------------------------------- - # Option to allow the user to enable developer warnings - # Developer warnings (suggestions from gcc, not code problems) - #----------------------------------------------------------------------------- - if (HDF5_ENABLE_DEV_WARNINGS) - message (STATUS "....HDF5 developer group warnings are enabled") - if (CMAKE_CXX_COMPILER_ID STREQUAL "Intel") - ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/intel-warnings/developer-general") - elseif (CMAKE_CXX_COMPILER_ID STREQUAL "GNU") - # Use the C warnings as CXX warnings are the same - ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/developer-general") - elseif (CMAKE_CXX_COMPILER_ID STREQUAL "Clang") - ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/clang-warnings/developer-general") - endif () - else () - if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU") - # Use the C warnings as CXX warnings are the same - ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/no-developer-general") - elseif (CMAKE_CXX_COMPILER_ID STREQUAL "Clang") - ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/clang-warnings/no-developer-general") - endif () + if (CMAKE_VERSION VERSION_GREATER_EQUAL "3.15.0") + message (VERBOSE "CMAKE_CXX_FLAGS_GENERAL=${HDF5_CMAKE_CXX_FLAGS}") endif () +endif () +#----------------------------------------------------------------------------- +# Option to allow the user to enable developer warnings +# Developer warnings (suggestions from gcc, not code problems) +#----------------------------------------------------------------------------- +if (HDF5_ENABLE_DEV_WARNINGS) + message (STATUS "....HDF5 developer group warnings are enabled") + if (CMAKE_CXX_COMPILER_ID STREQUAL "Intel") + ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/intel-warnings/developer-general") + elseif (CMAKE_CXX_COMPILER_ID STREQUAL "GNU") + # Use the C warnings as CXX warnings are the same + ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/developer-general") + elseif (CMAKE_CXX_COMPILER_ID STREQUAL "Clang") + ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/clang-warnings/developer-general") + endif () +else () if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU") - # Technically, variable-length arrays are part of the C99 standard, but - # we should approach them a bit cautiously... Only needed for gcc 4.X - if (CMAKE_CXX_COMPILER_VERSION VERSION_LESS 5.0 AND CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL 4.8) - # Use the C warnings as CXX warnings are the same - ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/4.8-4.last") - endif () + # Use the C warnings as CXX warnings are the same + ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/no-developer-general") + elseif (CMAKE_CXX_COMPILER_ID STREQUAL "Clang") + ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/clang-warnings/no-developer-general") + endif () +endif () - # Append more extra warning flags that only gcc 4.8+ knows about - if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4.8) - ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/cxx-4.8") - if (HDF5_ENABLE_DEV_WARNINGS) - # Use the C warnings as CXX warnings are the same - ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/developer-4.8") - else () - ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/no-developer-4.8") - endif () - endif () +if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU") + # Technically, variable-length arrays are part of the C99 standard, but + # we should approach them a bit cautiously... Only needed for gcc 4.X + if (CMAKE_CXX_COMPILER_VERSION VERSION_LESS 5.0 AND CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL 4.8) + # Use the C warnings as CXX warnings are the same + ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/4.8-4.last") + endif () - # Append more extra warning flags that only gcc 4.9+ knows about - if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4.9) + # Append more extra warning flags that only gcc 4.8+ knows about + if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4.8) + ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/cxx-4.8") + if (HDF5_ENABLE_DEV_WARNINGS) # Use the C warnings as CXX warnings are the same - ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/cxx-4.9") + ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/developer-4.8") + else () + ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/no-developer-4.8") endif () + endif () - # Append more extra warning flags that only gcc 5.1+ knows about - if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 5.0) - # autotools always add the C flags with the CXX flags - ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/cxx-5") - if (HDF5_ENABLE_WARNINGS_AS_ERRORS) - ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/cxx-error-5") - else () - ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/cxx-noerror-5") - endif () - endif () + # Append more extra warning flags that only gcc 4.9+ knows about + if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4.9) + # Use the C warnings as CXX warnings are the same + ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/cxx-4.9") + endif () - # Append more extra warning flags that only gcc 6.x+ knows about - if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 6.0) - # Use the C warnings as CXX warnings are the same - ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/6") + # Append more extra warning flags that only gcc 5.1+ knows about + if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 5.0) + # autotools always add the C flags with the CXX flags + ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/cxx-5") + if (HDF5_ENABLE_WARNINGS_AS_ERRORS) + ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/cxx-error-5") + else () + ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/cxx-noerror-5") endif () + endif () - # Append more extra warning flags that only gcc 7.x+ knows about - if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 7.0) - # Use the C warnings as CXX warnings are the same - ADD_H5_FLAGS (H5_CXxFLAGS2 "${HDF5_SOURCE_DIR}/config/gnu-warnings/7") - if (HDF5_ENABLE_DEV_WARNINGS) - # Use the C warnings as CXX warnings are the same - ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/developer-7") - #else () - # ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/no-developer-7") - endif () - endif () + # Append more extra warning flags that only gcc 6.x+ knows about + if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 6.0) + # Use the C warnings as CXX warnings are the same + ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/6") + endif () - # Append more extra warning flags that only gcc 8.x+ knows about - if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 8.0) - # Use the C warnings as CXX warnings are the same - ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/8") - if (HDF5_ENABLE_WARNINGS_AS_ERRORS) - ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/error-8") - else () - ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/noerror-8") - endif () - if (HDF5_ENABLE_DEV_WARNINGS) - # Use the C warnings as CXX warnings are the same - ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/developer-8") - else () - # autotools always add the C flags with the CXX flags - ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/no-developer-8") - endif () + # Append more extra warning flags that only gcc 7.x+ knows about + if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 7.0) + # Use the C warnings as CXX warnings are the same + ADD_H5_FLAGS (H5_CXxFLAGS2 "${HDF5_SOURCE_DIR}/config/gnu-warnings/7") + if (HDF5_ENABLE_DEV_WARNINGS) + # Use the C warnings as CXX warnings are the same + ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/developer-7") + #else () + # ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/no-developer-7") endif () + endif () - # Append more extra warning flags that only gcc 9.x+ knows about - if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 9.0) + # Append more extra warning flags that only gcc 8.x+ knows about + if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 8.0) + # Use the C warnings as CXX warnings are the same + ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/8") + if (HDF5_ENABLE_WARNINGS_AS_ERRORS) + ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/error-8") + else () + ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/noerror-8") + endif () + if (HDF5_ENABLE_DEV_WARNINGS) # Use the C warnings as CXX warnings are the same - ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/cxx-9") + ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/developer-8") + else () + # autotools always add the C flags with the CXX flags + ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/no-developer-8") endif () + endif () - # Append more extra warning flags that only gcc 9.3+ knows about - if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 9.3) - # do not use C warnings, gnu-warnings 9.3, no cxx warniings - # ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/9.3") - endif () + # Append more extra warning flags that only gcc 9.x+ knows about + if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 9.0) + # Use the C warnings as CXX warnings are the same + ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/cxx-9") + endif () - # Append more extra warning flags that only gcc 10.x+ knows about - if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 10.0) - if (HDF5_ENABLE_DEV_WARNINGS) - # Use the C warnings as CXX warnings are the same - ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/developer-10") - #else () - # ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/no-developer-10") - endif () + # Append more extra warning flags that only gcc 9.3+ knows about + if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 9.3) + # do not use C warnings, gnu-warnings 9.3, no cxx warniings + # ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/9.3") + endif () + + # Append more extra warning flags that only gcc 10.x+ knows about + if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 10.0) + if (HDF5_ENABLE_DEV_WARNINGS) + # Use the C warnings as CXX warnings are the same + ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/developer-10") + #else () + # ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/no-developer-10") endif () endif () endif () @@ -270,7 +302,7 @@ endif () #----------------------------------------------------------------------------- if (HDF5_ENABLE_SYMBOLS MATCHES "YES") if(CMAKE_CXX_COMPILER_LOADED) - if (CMAKE_CXX_COMPILER_ID STREQUAL "Intel") + if (CMAKE_CXX_COMPILER_ID STREQUAL "Intel" AND NOT _INTEL_WINDOWS) set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -g") elseif (CMAKE_CXX_COMPILER_ID STREQUAL "GNU") set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -g") @@ -278,8 +310,8 @@ if (HDF5_ENABLE_SYMBOLS MATCHES "YES") endif () elseif (HDF5_ENABLE_SYMBOLS MATCHES "NO") if(CMAKE_CXX_COMPILER_LOADED) - if (CMAKE_CXX_COMPILER_ID STREQUAL "Intel") - set (CMAKE_CXX_FLAGS "${CMAKE_C_FLAGS} -Wl,-s") + if (CMAKE_CXX_COMPILER_ID STREQUAL "Intel" AND NOT _INTEL_WINDOWS) + set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wl,-s") elseif (CMAKE_CXX_COMPILER_ID STREQUAL "GNU") set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -s") endif () |