Files
hdf5/config/cmake/HDFCXXCompilerFlags.cmake
Allen Byrne 271208dceb CMake updates:
Add build folder as Include for generated files
Add install option for copying Fortran mod files to include folder
Add PRI defines to win32defs file
Exclude mingw from extra flags
2020-07-15 10:27:06 -05:00

355 lines
15 KiB
CMake

#
# Copyright by The HDF Group.
# All rights reserved.
#
# This file is part of HDF5. The full HDF5 copyright notice, including
# terms governing use, modification, and redistribution, is contained in
# the COPYING file, which can be found at the root of the source code
# distribution tree, or in https://support.hdfgroup.org/ftp/HDF5/releases.
# If you do not have access to either file, you may request a copy from
# help@hdfgroup.org.
#
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}")
message (STATUS "Warnings Configuration: CXX default: ${CMAKE_CXX_FLAGS}")
#-----------------------------------------------------------------------------
# Compiler specific flags : Shouldn't there be compiler tests for these
#-----------------------------------------------------------------------------
if (CMAKE_COMPILER_IS_GNUCXX AND CMAKE_CXX_COMPILER_LOADED)
set (CMAKE_CXX_FLAGS "${CMAKE_ANSI_CFLAGS} ${CMAKE_CXX_FLAGS}")
if (${HDF_CFG_NAME} MATCHES "Debug")
if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 5.0)
set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Og -ftrapv -fno-common")
endif ()
else ()
if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU" AND NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 5.0)
set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fstdarg-opt")
endif ()
endif ()
endif ()
#-----------------------------------------------------------------------------
# Option to allow the user to disable compiler warnings
#-----------------------------------------------------------------------------
if (HDF5_DISABLE_COMPILER_WARNINGS)
message (STATUS "....Compiler warnings are suppressed")
# MSVC uses /w to suppress warnings. It also complains if another
# warning level is given, so remove it.
if (MSVC)
set (HDF5_WARNINGS_BLOCKED 1)
if (CMAKE_CXX_COMPILER_LOADED)
string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /W0")
endif ()
endif ()
if (WIN32)
add_definitions (-D_CRT_SECURE_NO_WARNINGS)
endif ()
# Most compilers use -w to suppress warnings.
if (NOT HDF5_WARNINGS_BLOCKED)
if (CMAKE_CXX_COMPILER_LOADED)
set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -w")
endif ()
endif ()
endif ()
#-----------------------------------------------------------------------------
# HDF5 library compile options
#-----------------------------------------------------------------------------
#-----------------------------------------------------------------------------
# CDash is configured to only allow 3000 warnings, so
# break into groups (from the config/gnu-flags file)
#-----------------------------------------------------------------------------
if (NOT MSVC AND NOT MINGW)
if (${CMAKE_SYSTEM_NAME} MATCHES "SunOS")
list (APPEND HDF5_CMAKE_CXX_FLAGS "-erroff=%none -DBSD_COMP")
else ()
# General flags
#
# Note that some of the flags listed here really should be developer
# flags (listed in a separate variable, below) but we put them here
# because they are not raised by the current code and we'd like to
# know if they do start showing up.
#
# NOTE: Don't add -Wpadded here since we can't/won't fix the (many)
# warnings that are emitted. If you need it, add it at configure time.
if (CMAKE_CXX_COMPILER_ID STREQUAL "Intel")
ADD_H5_FLAGS (HDF5_CMAKE_CXX_FLAGS "${HDF5_SOURCE_DIR}/config/intel-warnings/general")
if(NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 18.0)
list (APPEND H5_CXXFLAGS0 "-Wextra-tokens -Wformat -Wformat-security -Wic-pointer -Wshadow")
list (APPEND H5_CXXFLAGS0 "-Wsign-compare -Wtrigraphs -Wwrite-strings")
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 "${HDF5_SOURCE_DIR}/config/gnu-warnings/cxx-general")
ADD_H5_FLAGS (H5_CXXFLAGS0 "${HDF5_SOURCE_DIR}/config/gnu-warnings/cxx-error-general")
endif ()
elseif (CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
ADD_H5_FLAGS (HDF5_CMAKE_CXX_FLAGS "${HDF5_SOURCE_DIR}/config/clang-warnings/general")
elseif (CMAKE_CXX_COMPILER_ID STREQUAL "PGI")
list (APPEND HDF5_CMAKE_CXX_FLAGS "-Minform=inform")
endif ()
message (STATUS "CMAKE_CXX_FLAGS_GENERAL=${HDF5_CMAKE_CXX_FLAGS}")
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")
# list (APPEND H5_CXXFLAGS0 "-Winline -Wreorder -Wport -Wstrict-aliasing")
# elseif (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
# autotools always add the C flags with the CXX flags
ADD_H5_FLAGS (H5_CXXFLAGS0 "${HDF5_SOURCE_DIR}/config/gnu-warnings/developer-general")
# elseif (CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
# ADD_H5_FLAGS (H5_CXXFLAGS0 "${HDF5_SOURCE_DIR}/config/clang-warnings/developer-general")
endif ()
else ()
if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
# autotools always add the C flags with the CXX flags
ADD_H5_FLAGS (H5_CXXFLAGS0 "${HDF5_SOURCE_DIR}/config/gnu-warnings/no-developer-general")
# elseif (CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
# ADD_H5_FLAGS (H5_CXXFLAGS0 "${HDF5_SOURCE_DIR}/config/clang-warnings/no-developer-general")
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)
# autotools always add the C flags with the CXX flags
ADD_H5_FLAGS (H5_CXXFLAGS1 "${HDF5_SOURCE_DIR}/config/gnu-warnings/4.8-4.last")
endif ()
# Append more extra warning flags that only gcc 4.8+ know about
if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4.8)
ADD_H5_FLAGS (H5_CXXFLAGS1 "${HDF5_SOURCE_DIR}/config/gnu-warnings/4.8")
if (HDF5_ENABLE_DEV_WARNINGS)
ADD_H5_FLAGS (H5_CXXFLAGS1 "${HDF5_SOURCE_DIR}/config/gnu-warnings/developer-4.8")
else ()
ADD_H5_FLAGS (H5_CXXFLAGS1 "${HDF5_SOURCE_DIR}/config/gnu-warnings/no-developer-4.8")
endif ()
endif ()
# Append more extra warning flags that only gcc 4.9+ know about
if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4.9)
# autotools always add the C flags with the CXX flags
ADD_H5_FLAGS (H5_CXXFLAGS1 "${HDF5_SOURCE_DIR}/config/gnu-warnings/4.9")
ADD_H5_FLAGS (H5_CXXFLAGS1 "${HDF5_SOURCE_DIR}/config/gnu-warnings/cxx-4.9")
endif ()
# Append more extra warning flags that only gcc 5.1+ know 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_CXXFLAGS1 "${HDF5_SOURCE_DIR}/config/gnu-warnings/cxx-5")
ADD_H5_FLAGS (H5_CXXFLAGS1 "${HDF5_SOURCE_DIR}/config/gnu-warnings/cxx-error-5")
endif ()
# Append more extra warning flags that only gcc 6.x+ know about
if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 6.0)
# autotools always add the C flags with the CXX flags
ADD_H5_FLAGS (H5_CXXFLAGS1 "${HDF5_SOURCE_DIR}/config/gnu-warnings/6")
endif ()
# Append more extra warning flags that only gcc 7.x+ know about
if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 7.0)
# autotools always add the C flags with the CXX flags
ADD_H5_FLAGS (H5_CXxFLAGS2 "${HDF5_SOURCE_DIR}/config/gnu-warnings/7")
if (HDF5_ENABLE_DEV_WARNINGS)
# autotools always add the C flags with the CXX flags
ADD_H5_FLAGS (H5_CXXFLAGS2 "${HDF5_SOURCE_DIR}/config/gnu-warnings/developer-7")
#else ()
# ADD_H5_FLAGS (H5_CXXFLAGS2 "${HDF5_SOURCE_DIR}/config/gnu-warnings/no-developer-7")
endif ()
endif ()
# Append more extra warning flags that only gcc 8.x+ know about
if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 8.0)
# autotools always add the C flags with the CXX flags
ADD_H5_FLAGS (H5_CXXFLAGS3 "${HDF5_SOURCE_DIR}/config/gnu-warnings/8")
#ADD_H5_FLAGS (H5_CXXFLAGS3 "${HDF5_SOURCE_DIR}/config/gnu-warnings/error-8")
if (HDF5_ENABLE_DEV_WARNINGS)
# autotools always add the C flags with the CXX flags
ADD_H5_FLAGS (H5_CXXFLAGS3 "${HDF5_SOURCE_DIR}/config/gnu-warnings/developer-8")
else ()
# autotools always add the C flags with the CXX flags
ADD_H5_FLAGS (H5_CXXFLAGS3 "${HDF5_SOURCE_DIR}/config/gnu-warnings/no-developer-8")
endif ()
endif ()
# Append more extra warning flags that only gcc 9.x+ know about
if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 9.0)
# autotools always add the C flags with the CXX flags
ADD_H5_FLAGS (H5_CXXFLAGS4 "${HDF5_SOURCE_DIR}/config/gnu-warnings/9")
endif ()
endif ()
else ()
if (NOT MINGW)
list (APPEND HDF5_CMAKE_CXX_FLAGS "/EHsc")
endif ()
endif ()
#-----------------------------------------------------------------------------
# Option to allow the user to enable all warnings
#-----------------------------------------------------------------------------
if (HDF5_ENABLE_ALL_WARNINGS)
message (STATUS "....All Warnings are enabled")
if (MSVC)
if (HDF5_ENABLE_DEV_WARNINGS)
if (CMAKE_CXX_COMPILER_LOADED)
string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
list (APPEND HDF5_CMAKE_CXX_FLAGS "/Wall /wd4668")
endif ()
else ()
if (CMAKE_CXX_COMPILER_LOADED)
string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
list (APPEND HDF5_CMAKE_CXX_FLAGS "/W3")
endif ()
endif ()
else ()
if (CMAKE_CXX_COMPILER_LOADED)
list (APPEND HDF5_CMAKE_CXX_FLAGS ${H5_CXXFLAGS0} ${H5_CXXFLAGS1} ${H5_CXXFLAGS2} ${H5_CXXFLAGS3} ${H5_CXXFLAGS4})
endif ()
endif ()
endif ()
#-----------------------------------------------------------------------------
# Option to allow the user to enable warnings by groups
#-----------------------------------------------------------------------------
if (HDF5_ENABLE_GROUPZERO_WARNINGS)
message (STATUS "....Group Zero warnings are enabled")
if (MSVC)
if (CMAKE_CXX_COMPILER_LOADED)
string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " HDF5_CMAKE_CXX_FLAGS "${HDF5_CMAKE_CXX_FLAGS}")
list (APPEND HDF5_CMAKE_CXX_FLAGS "/W1")
endif ()
else ()
if (CMAKE_CXX_COMPILER_LOADED)
list (APPEND HDF5_CMAKE_CXX_FLAGS ${H5_CXXFLAGS0})
endif ()
endif ()
endif ()
#-----------------------------------------------------------------------------
# Option to allow the user to enable warnings by groups
#-----------------------------------------------------------------------------
if (HDF5_ENABLE_GROUPONE_WARNINGS)
message (STATUS "....Group One warnings are enabled")
if (MSVC)
if (CMAKE_CXX_COMPILER_LOADED)
string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " HDF5_CMAKE_CXX_FLAGS "${HDF5_CMAKE_CXX_FLAGS}")
list (APPEND HDF5_CMAKE_CXX_FLAGS "/W2")
endif ()
else ()
if (CMAKE_CXX_COMPILER_LOADED)
list (APPEND HDF5_CMAKE_CXX_FLAGS ${H5_CXXFLAGS1})
endif ()
endif ()
endif ()
#-----------------------------------------------------------------------------
# Option to allow the user to enable warnings by groups
#-----------------------------------------------------------------------------
if (HDF5_ENABLE_GROUPTWO_WARNINGS)
message (STATUS "....Group Two warnings are enabled")
if (MSVC)
if (CMAKE_CXX_COMPILER_LOADED)
string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " HDF5_CMAKE_CXX_FLAGS "${HDF5_CMAKE_CXX_FLAGS}")
list (APPEND HDF5_CMAKE_CXX_FLAGS "/W3")
endif ()
else ()
if (CMAKE_CXX_COMPILER_LOADED)
list (APPEND HDF5_CMAKE_CXX_FLAGS ${H5_CXXFLAGS2})
endif ()
endif ()
endif ()
#-----------------------------------------------------------------------------
# Option to allow the user to enable warnings by groups
#-----------------------------------------------------------------------------
if (HDF5_ENABLE_GROUPTHREE_WARNINGS)
message (STATUS "....Group Three warnings are enabled")
if (MSVC)
if (CMAKE_CXX_COMPILER_LOADED)
string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " HDF5_CMAKE_CXX_FLAGS "${HDF5_CMAKE_CXX_FLAGS}")
list (APPEND HDF5_CMAKE_CXX_FLAGS "/W4")
endif ()
else ()
if (CMAKE_CXX_COMPILER_LOADED)
list (APPEND HDF5_CMAKE_CXX_FLAGS ${H5_CXXFLAGS3})
endif ()
endif ()
endif ()
#-----------------------------------------------------------------------------
# Option to allow the user to enable warnings by groups
#-----------------------------------------------------------------------------
if (HDF5_ENABLE_GROUPFOUR_WARNINGS)
message (STATUS "....Group Four warnings are enabled")
if (NOT MSVC)
if (CMAKE_CXX_COMPILER_LOADED)
list (APPEND HDF5_CMAKE_CXX_FLAGS ${H5_CXXFLAGS4})
endif ()
endif ()
endif ()
#-----------------------------------------------------------------------------
# This is in here to help some of the GCC based IDES like Eclipse
# and code blocks parse the compiler errors and warnings better.
#-----------------------------------------------------------------------------
if (CMAKE_COMPILER_IS_GNUCXX AND CMAKE_CXX_COMPILER_LOADED)
set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fmessage-length=0")
endif ()
#-----------------------------------------------------------------------------
# Option for --enable-symbols
# This option will force/override the default setting for all configurations
#-----------------------------------------------------------------------------
if (HDF5_ENABLE_SYMBOLS MATCHES "YES")
if(CMAKE_CXX_COMPILER_LOADED)
if (CMAKE_CXX_COMPILER_ID STREQUAL "Intel")
set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -g")
elseif (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -g")
endif ()
endif ()
elseif (HDF5_ENABLE_SYMBOLS MATCHES "NO")
if(CMAKE_CXX_COMPILER_LOADED)
if (CMAKE_CXX_COMPILER_ID STREQUAL "Intel")
set (CMAKE_CXX_FLAGS "${CMAKE_C_FLAGS} -Wl,-s")
elseif (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -s")
endif ()
endif ()
endif ()
#-----------------------------------------------------------------------------
# Option for --enable-profiling
# This option will force/override the default setting for all configurations
#-----------------------------------------------------------------------------
if (HDF5_ENABLE_PROFILING)
if(CMAKE_CXX_COMPILER_LOADED)
list (APPEND HDF5_CMAKE_CXX_FLAGS "${PROFILE_CXXFLAGS}")
endif ()
endif ()
#-----------------------------------------------------------------------------
# Option for --enable-optimization
# This option will force/override the default setting for all configurations
#-----------------------------------------------------------------------------
if (HDF5_ENABLE_OPTIMIZATION)
if(CMAKE_CXX_COMPILER_LOADED)
list (APPEND HDF5_CMAKE_CXX_FLAGS "${OPTIMIZE_CXXFLAGS}")
endif ()
endif ()