diff options
Diffstat (limited to 'config/cmake')
-rw-r--r-- | config/cmake/HDFCXXCompilerFlags.cmake | 296 | ||||
-rw-r--r-- | config/cmake/HDFCompilerFlags.cmake | 303 |
2 files changed, 333 insertions, 266 deletions
diff --git a/config/cmake/HDFCXXCompilerFlags.cmake b/config/cmake/HDFCXXCompilerFlags.cmake index 64ec010..a7e241b 100644 --- a/config/cmake/HDFCXXCompilerFlags.cmake +++ b/config/cmake/HDFCXXCompilerFlags.cmake @@ -11,15 +11,41 @@ # set(CMAKE_CXX_STANDARD 98) 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 +97,167 @@ 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 +300,7 @@ 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 +308,8 @@ 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 "${CMAKE_CXX_FLAGS} -s") endif () diff --git a/config/cmake/HDFCompilerFlags.cmake b/config/cmake/HDFCompilerFlags.cmake index e38a92b..de5b563 100644 --- a/config/cmake/HDFCompilerFlags.cmake +++ b/config/cmake/HDFCompilerFlags.cmake @@ -14,14 +14,43 @@ set(CMAKE_C_STANDARD_REQUIRED TRUE) set (CMAKE_C_FLAGS "${CMAKE_C99_STANDARD_COMPILE_OPTION} ${CMAKE_C_FLAGS}") set (CMAKE_C_FLAGS "${CMAKE_C_SANITIZER_FLAGS} ${CMAKE_C_FLAGS}") -set (CMAKE_CXX_FLAGS "${CMAKE_CXX_SANITIZER_FLAGS} ${CMAKE_CXX_FLAGS}") - if (CMAKE_VERSION VERSION_GREATER_EQUAL "3.15.0") - message (VERBOSE "Warnings Configuration: default: ${CMAKE_C_FLAGS} : ${CMAKE_CXX_FLAGS}") + message (VERBOSE "Warnings Configuration: C default: ${CMAKE_C_FLAGS}") endif () #----------------------------------------------------------------------------- # Compiler specific flags : Shouldn't there be compiler tests for these #----------------------------------------------------------------------------- +if(WIN32 AND CMAKE_C_COMPILER_ID STREQUAL "Intel") + set(_INTEL_WINDOWS 1) +endif() + +if(WIN32 AND CMAKE_C_COMPILER_ID STREQUAL "Clang" + AND "x${CMAKE_C_SIMULATE_ID}" STREQUAL "xMSVC") + set(_CLANG_MSVC_WINDOWS 1) +endif() + +# Disable deprecation warnings for standard C functions. +# really only needed for newer versions of VS, but should +# not hurt other versions, and this will work into the +# future +if(MSVC OR _INTEL_WINDOWS OR _CLANG_MSVC_WINDOWS) + add_definitions(-D_CRT_SECURE_NO_DEPRECATE -D_CRT_NONSTDC_NO_DEPRECATE) +else() +endif() + +if(MSVC) + set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -stack:10000000") +endif() + +# MSVC 14.28 enables C5105, but the Windows SDK 10.0.18362.0 triggers it. +if(CMAKE_C_COMPILER_ID STREQUAL "MSVC" AND NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 19.28) + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -wd5105") +endif() + +if(_CLANG_MSVC_WINDOWS AND "x${CMAKE_C_COMPILER_FRONTEND_VARIANT}" STREQUAL "xGNU") + set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Xlinker -stack:20000000") +endif() + if (CMAKE_COMPILER_IS_GNUCC) set (CMAKE_C_FLAGS "${CMAKE_ANSI_CFLAGS} ${CMAKE_C_FLAGS}") if (${HDF_CFG_NAME} MATCHES "Debug") @@ -81,33 +110,37 @@ endif () # HDF5 library compile options #----------------------------------------------------------------------------- -if (NOT MSVC AND NOT MINGW) - #----------------------------------------------------------------------------- - # Option to allow the user to interpret certain warnings as errors - # - # This should NOT be on by default as it can cause a lot of conflicts with - # new operating systems and compiler versions. Header files that are out of - # our control (MPI, HDFS, etc.) can also raise warnings. - #----------------------------------------------------------------------------- - option (HDF5_ENABLE_WARNINGS_AS_ERRORS "Interpret some warnings as errors" OFF) - if (HDF5_ENABLE_WARNINGS_AS_ERRORS) - message (STATUS "...some warnings will be interpreted as errors") - endif () +#----------------------------------------------------------------------------- +# Option to allow the user to interpret certain warnings as errors +# +# This should NOT be on by default as it can cause a lot of conflicts with +# new operating systems and compiler versions. Header files that are out of +# our control (MPI, HDFS, etc.) can also raise warnings. +#----------------------------------------------------------------------------- +option (HDF5_ENABLE_WARNINGS_AS_ERRORS "Interpret some warnings as errors" OFF) +if (HDF5_ENABLE_WARNINGS_AS_ERRORS) + message (STATUS "...some warnings will be interpreted as errors") +endif () - if (${CMAKE_SYSTEM_NAME} MATCHES "SunOS") - list (APPEND HDF5_CMAKE_C_FLAGS "-erroff=%none -DBSD_COMP") - else () - # General flags - # - # Note that some of the flags listed here really should be developer - # flags (listed in a separate variable, below) but we put them here - # because they are not raised by the current code and we'd like to - # know if they do start showing up. - # - # NOTE: Don't add -Wpadded here since we can't/won't fix the (many) - # warnings that are emitted. If you need it, add it at configure time. - if (CMAKE_C_COMPILER_ID STREQUAL "Intel") +if (${CMAKE_SYSTEM_NAME} MATCHES "SunOS") + list (APPEND HDF5_CMAKE_C_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_C_COMPILER_ID STREQUAL "Intel") + if (_INTEL_WINDOWS) + ADD_H5_FLAGS (HDF5_CMAKE_C_FLAGS "${HDF5_SOURCE_DIR}/config/intel-warnings/win-general") + else () ADD_H5_FLAGS (HDF5_CMAKE_C_FLAGS "${HDF5_SOURCE_DIR}/config/intel-warnings/general") + endif() + if (NOT _INTEL_WINDOWS) if(NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 15.0) ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/intel-warnings/15") endif() @@ -116,133 +149,137 @@ if (NOT MSVC AND NOT MINGW) if(NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 18.0) ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/intel-warnings/18") endif() - elseif (CMAKE_C_COMPILER_ID STREQUAL "GNU") - # Add general CFlags for GCC versions 4.8 and above - if (CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL 4.8) - ADD_H5_FLAGS (HDF5_CMAKE_C_FLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/general") - if (HDF5_ENABLE_WARNINGS_AS_ERRORS) - ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/error-general") - else () - ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/noerror-general") - endif () - endif () - # gcc automatically inlines based on the optimization level - # this is just a failsafe - list (APPEND H5_CFLAGS "-finline-functions") - elseif (CMAKE_C_COMPILER_ID MATCHES "[Cc]lang") - ADD_H5_FLAGS (HDF5_CMAKE_C_FLAGS "${HDF5_SOURCE_DIR}/config/clang-warnings/general") + endif() + elseif (CMAKE_C_COMPILER_ID STREQUAL "GNU") + # Add general CFlags for GCC versions 4.8 and above + if (CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL 4.8) + ADD_H5_FLAGS (HDF5_CMAKE_C_FLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/general") if (HDF5_ENABLE_WARNINGS_AS_ERRORS) - ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/clang-warnings/error-general") + ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/error-general") else () - ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/clang-warnings/noerror-general") + ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/noerror-general") endif () - elseif (CMAKE_C_COMPILER_ID STREQUAL "PGI") - list (APPEND HDF5_CMAKE_C_FLAGS "-Minform=inform") endif () - if (CMAKE_VERSION VERSION_GREATER_EQUAL "3.15.0") - message (VERBOSE "CMAKE_C_FLAGS_GENERAL=${HDF5_CMAKE_C_FLAGS}") + # gcc automatically inlines based on the optimization level + # this is just a failsafe + list (APPEND H5_CFLAGS "-finline-functions") + elseif (CMAKE_C_COMPILER_ID MATCHES "[Cc]lang") + ADD_H5_FLAGS (HDF5_CMAKE_C_FLAGS "${HDF5_SOURCE_DIR}/config/clang-warnings/general") + if (HDF5_ENABLE_WARNINGS_AS_ERRORS) + ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/clang-warnings/error-general") + else () + ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/clang-warnings/noerror-general") endif () + elseif (CMAKE_C_COMPILER_ID STREQUAL "PGI") + list (APPEND HDF5_CMAKE_C_FLAGS "-Minform=inform") endif () + if (CMAKE_VERSION VERSION_GREATER_EQUAL "3.15.0") + message (VERBOSE "CMAKE_C_FLAGS_GENERAL=${HDF5_CMAKE_C_FLAGS}") + endif () +endif () - #----------------------------------------------------------------------------- - # Option to allow the user to enable developer warnings - # Developer warnings (suggestions from gcc, not code problems) - #----------------------------------------------------------------------------- - option (HDF5_ENABLE_DEV_WARNINGS "Enable HDF5 developer group warnings" OFF) - if (HDF5_ENABLE_DEV_WARNINGS) - message (STATUS "....HDF5 developer group warnings are enabled") - if (CMAKE_C_COMPILER_ID STREQUAL "Intel") +#----------------------------------------------------------------------------- +# Option to allow the user to enable developer warnings +# Developer warnings (suggestions from gcc, not code problems) +#----------------------------------------------------------------------------- +option (HDF5_ENABLE_DEV_WARNINGS "Enable HDF5 developer group warnings" OFF) +if (HDF5_ENABLE_DEV_WARNINGS) + message (STATUS "....HDF5 developer group warnings are enabled") + if (CMAKE_C_COMPILER_ID STREQUAL "Intel") + if (_INTEL_WINDOWS) + ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/intel-warnings/win-developer-general") + else () ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/intel-warnings/developer-general") - elseif (CMAKE_C_COMPILER_ID STREQUAL "GNU" AND CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL 4.8) - ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/developer-general") - elseif (CMAKE_C_COMPILER_ID MATCHES "[Cc]lang") - ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/clang-warnings/developer-general") - endif () - else () - if (CMAKE_C_COMPILER_ID STREQUAL "GNU" AND CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL 4.8) - ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/no-developer-general") - elseif (CMAKE_C_COMPILER_ID MATCHES "[Cc]lang") - ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/clang-warnings/no-developer-general") endif () + elseif (CMAKE_C_COMPILER_ID STREQUAL "GNU" AND CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL 4.8) + ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/developer-general") + elseif (CMAKE_C_COMPILER_ID MATCHES "[Cc]lang") + ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/clang-warnings/developer-general") endif () +else () + if (CMAKE_C_COMPILER_ID STREQUAL "GNU" AND CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL 4.8) + ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/no-developer-general") + elseif (CMAKE_C_COMPILER_ID MATCHES "[Cc]lang") + ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/clang-warnings/no-developer-general") + endif () +endif () - if (CMAKE_C_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_C_COMPILER_VERSION VERSION_LESS 5.0 AND CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL 4.8) - ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/4.8-4.last") - endif () +if (CMAKE_C_COMPILER_ID STREQUAL "GNU") + # Technically, variable-length arrays are part of the C99 standard, but + # we should approach them a bit cautiously... Only needed for gcc 4.X + if (CMAKE_C_COMPILER_VERSION VERSION_LESS 5.0 AND CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL 4.8) + ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/4.8-4.last") + endif () - # Append more extra warning flags that only gcc 4.8+ knows about - if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.8) - ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/4.8") - if (HDF5_ENABLE_DEV_WARNINGS) - ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/developer-4.8") - else () - ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/no-developer-4.8") - endif () + # Append more extra warning flags that only gcc 4.8+ knows about + if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.8) + ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/4.8") + if (HDF5_ENABLE_DEV_WARNINGS) + ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/developer-4.8") + else () + ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/no-developer-4.8") endif () + endif () - # Append more extra warning flags that only gcc 4.9+ knows about - if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.9) - ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/4.9") - endif () + # Append more extra warning flags that only gcc 4.9+ knows about + if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.9) + ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/4.9") + endif () - # Append more extra warning flags that only gcc 5.x+ knows about - if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 5.0) - ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/5") - if (HDF5_ENABLE_WARNINGS_AS_ERRORS) - ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/error-5") - else () - ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/error-5") - endif () + # Append more extra warning flags that only gcc 5.x+ knows about + if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 5.0) + ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/5") + if (HDF5_ENABLE_WARNINGS_AS_ERRORS) + ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/error-5") + else () + ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/error-5") endif () + endif () - # Append more extra warning flags that only gcc 6.x+ knows about - if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 6.0) - ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/6") - endif () + # Append more extra warning flags that only gcc 6.x+ knows about + if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 6.0) + ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/6") + endif () - # Append more extra warning flags that only gcc 7.x+ knows about - if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 7.0) - ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/7") - if (HDF5_ENABLE_DEV_WARNINGS) - ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/developer-7") - #else () - # ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/no-developer-7") - endif () + # Append more extra warning flags that only gcc 7.x+ knows about + if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 7.0) + ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/7") + if (HDF5_ENABLE_DEV_WARNINGS) + ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/developer-7") + #else () + # ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/no-developer-7") endif () + endif () - # Append more extra warning flags that only gcc 8.x+ knows about - if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 8.0) - ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/8") - if (HDF5_ENABLE_WARNINGS_AS_ERRORS) - ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/error-8") - endif () - if (HDF5_ENABLE_DEV_WARNINGS) - ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/developer-8") - else () - ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/no-developer-8") - endif () + # Append more extra warning flags that only gcc 8.x+ knows about + if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 8.0) + ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/8") + if (HDF5_ENABLE_WARNINGS_AS_ERRORS) + ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/error-8") endif () - - # Append more extra warning flags that only gcc 9.x+ knows about - if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 9.0) - ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/9") + if (HDF5_ENABLE_DEV_WARNINGS) + ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/developer-8") + else () + ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/no-developer-8") endif () + endif () - # Append more extra warning flags that only gcc 9.3+ knows about - if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 9.3) - ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/9.3") - endif () + # Append more extra warning flags that only gcc 9.x+ knows about + if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 9.0) + ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/9") + endif () - # Append more extra warning flags that only gcc 10.x+ knows about - if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 10.0) - if (HDF5_ENABLE_DEV_WARNINGS) - ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/developer-10") - #else () - # ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/no-developer-10") - endif () + # Append more extra warning flags that only gcc 9.3+ knows about + if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 9.3) + ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/9.3") + endif () + + # Append more extra warning flags that only gcc 10.x+ knows about + if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 10.0) + if (HDF5_ENABLE_DEV_WARNINGS) + ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/developer-10") + #else () + # ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/no-developer-10") endif () endif () endif () @@ -297,13 +334,13 @@ MARK_AS_ADVANCED (HDF5_ENABLE_ASSERTS) set (HDF5_ENABLE_SYMBOLS "OFF" CACHE STRING "Add debug symbols to the library independent of the build mode and optimization level (OFF NO YES)") set_property (CACHE HDF5_ENABLE_SYMBOLS PROPERTY STRINGS OFF NO YES) if (HDF5_ENABLE_SYMBOLS MATCHES "YES") - if (CMAKE_C_COMPILER_ID STREQUAL "Intel") + if (CMAKE_C_COMPILER_ID STREQUAL "Intel" AND NOT _INTEL_WINDOWS) set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -g") elseif (CMAKE_C_COMPILER_ID STREQUAL "GNU") set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -g -fno-omit-frame-pointer") endif () elseif (HDF5_ENABLE_SYMBOLS MATCHES "NO") - if (CMAKE_C_COMPILER_ID STREQUAL "Intel") + if (CMAKE_C_COMPILER_ID STREQUAL "Intel" AND NOT _INTEL_WINDOWS) set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wl,-s") elseif (CMAKE_C_COMPILER_ID STREQUAL "GNU") set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -s") |