diff options
Diffstat (limited to 'config')
-rw-r--r-- | config/cmake/HDFCompilerFlags.cmake | 274 |
1 files changed, 274 insertions, 0 deletions
diff --git a/config/cmake/HDFCompilerFlags.cmake b/config/cmake/HDFCompilerFlags.cmake new file mode 100644 index 0000000..c637c73 --- /dev/null +++ b/config/cmake/HDFCompilerFlags.cmake @@ -0,0 +1,274 @@ +#----------------------------------------------------------------------------- +# Compiler specific flags : Shouldn't there be compiler tests for these +#----------------------------------------------------------------------------- +if (CMAKE_COMPILER_IS_GNUCC) + if (CMAKE_BUILD_TYPE MATCHES Debug) + set (CMAKE_C_FLAGS "${CMAKE_ANSI_CFLAGS} ${CMAKE_C_FLAGS} -std=c99") + if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 5.0) + set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Og -ftrapv -fno-common") + endif () + else (CMAKE_BUILD_TYPE MATCHES Debug) + set (CMAKE_C_FLAGS "${CMAKE_ANSI_CFLAGS} ${CMAKE_C_FLAGS} -std=c99") + if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 5.0) + set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fstdarg-opt") + endif () + endif (CMAKE_BUILD_TYPE MATCHES Debug) +endif (CMAKE_COMPILER_IS_GNUCC) +if (CMAKE_COMPILER_IS_GNUCXX) + if (CMAKE_BUILD_TYPE MATCHES Debug) + set (CMAKE_CXX_FLAGS "${CMAKE_ANSI_CFLAGS} ${CMAKE_CXX_FLAGS} -std=c99") + if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 5.0) + set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Og -ftrapv -fno-common") + endif () + else (CMAKE_BUILD_TYPE MATCHES Debug) + set (CMAKE_CXX_FLAGS "${CMAKE_ANSI_CFLAGS} ${CMAKE_CXX_FLAGS} -std=c99") + if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 5.0) + set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fstdarg-opt") + endif () + endif (CMAKE_BUILD_TYPE MATCHES Debug) +endif (CMAKE_COMPILER_IS_GNUCXX) + +#----------------------------------------------------------------------------- +# Option to allow the user to disable compiler warnings +#----------------------------------------------------------------------------- +option (HDF5_DISABLE_COMPILER_WARNINGS "Disable compiler warnings" OFF) +if (HDF5_DISABLE_COMPILER_WARNINGS) + # 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) + string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_C_FLAGS "${CMAKE_C_FLAGS}") + set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /w") + string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}") + set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /w") + endif (MSVC) + if (WIN32) + add_definitions (-D_CRT_SECURE_NO_WARNINGS) + endif (WIN32) + # Borland uses -w- to suppress warnings. + if (BORLAND) + set (HDF5_WARNINGS_BLOCKED 1) + set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -w-") + endif (BORLAND) + + # Most compilers use -w to suppress warnings. + if (NOT HDF5_WARNINGS_BLOCKED) + set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -w") + set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -w") + endif (NOT HDF5_WARNINGS_BLOCKED) +endif (HDF5_DISABLE_COMPILER_WARNINGS) + +#----------------------------------------------------------------------------- +# CDash is configured to only allow 3000 warnings, so +# break into groups (from the config/gnu-flags file) +#----------------------------------------------------------------------------- +if (NOT MSVC AND CMAKE_COMPILER_IS_GNUCC) + if (NOT ${CMAKE_SYSTEM_NAME} MATCHES "SunOS") + set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wundef -Wshadow -Wpointer-arith -Wbad-function-cast -Wcast-qual -Wcast-align -Wwrite-strings -Wconversion -Waggregate-return -Wstrict-prototypes -Wmissing-prototypes -Wmissing-declarations -Wredundant-decls -Wnested-externs -Winline") + else (NOT ${CMAKE_SYSTEM_NAME} MATCHES "SunOS") + set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -erroff=%none -DBSD_COMP") + endif (NOT ${CMAKE_SYSTEM_NAME} MATCHES "SunOS") + # Append warning flags + # Don't use the '-Wtraditional' flag, we're way past having K&R C code + # set (H5_CFLAGS "${H5_CFLAGS} -Wtraditional") + # Don't use the '-Wtraditional-conversion' flag, there's too many warnings + # from GCC's assert macro + # set (H5_CFLAGS "${H5_CFLAGS} -Wtraditional-conversion") + + # Append warning flags from gcc-3* case + # (don't use -Wpadded flag for normal builds, many of the warnings its + # issuing can't be fixed and they are making it hard to detect other, + # more important warnings) + #set (H5_CFLAGS "${H5_CFLAGS} -Wfloat-equal -Wmissing-format-attribute -Wpadded") + set (H5_CFLAGS1 "${H5_CFLAGS1} -Wfloat-equal -Wmissing-format-attribute") + + # Append warning flags from gcc-3.2* case + set (H5_CFLAGS1 "${H5_CFLAGS1} -Wmissing-noreturn -Wpacked -Wdisabled-optimization") + + # Enable more format checking flags, beyond the basic -Wformat included + # in -Wall + set (H5_CFLAGS1 "${H5_CFLAGS1} -Wformat=2") + + # The "unreachable code" warning appears to be reliable now... + # (this warning was removed in gcc 4.5+) + if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.7) + set (H5_CFLAGS1 "${H5_CFLAGS1} -Wunreachable-code") + endif() + + # Append warning flags from gcc-3.3* case + set (H5_CFLAGS1 "${H5_CFLAGS1} -Wendif-labels") + + # Append warning flags from gcc-3.4* case + set (H5_CFLAGS2 "${H5_CFLAGS2} -Wdeclaration-after-statement -Wold-style-definition -Winvalid-pch") + + # Append more extra warning flags that only gcc4.0+ know about + set (H5_CFLAGS2 "${H5_CFLAGS2} -Wvariadic-macros -Winit-self -Wmissing-include-dirs -Wswitch-default -Wswitch-enum -Wunused-macros") + + # Append more extra warning flags that only gcc 4.1+ know about + set (H5_CFLAGS3 "${H5_CFLAGS3} -Wunsafe-loop-optimizations -Wc++-compat") + + # Append more extra warning flags that only gcc 4.2+ know about + set (H5_CFLAGS3 "${H5_CFLAGS3} -Wstrict-overflow") + + # Append more extra warning flags that only gcc 4.3+ know about + # + # Technically, variable-length arrays are part of the C99 standard, but + # we should approach them a bit cautiously... -QAK + set (H5_CFLAGS3 "${H5_CFLAGS3} -Wlogical-op -Wlarger-than=2048 -Wvla") + + # Append more extra warning flags that only gcc 4.4+ know about + set (H5_CFLAGS4 "${H5_CFLAGS4} -Wsync-nand -Wframe-larger-than=16384 -Wpacked-bitfield-compat") + + # Append more extra warning flags that only gcc 4.5+ know about + if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.5) + set (H5_CFLAGS4 "${H5_CFLAGS4} -Wstrict-overflow=5 -Wjump-misses-init -Wunsuffixed-float-constants") + endif() + + # Append more extra warning flags that only gcc 4.6+ know about + if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.6) + set (H5_CFLAGS5 "${H5_CFLAGS5} -Wdouble-promotion -Wsuggest-attribute=const -Wtrampolines") + endif() + + # Append more extra warning flags that only gcc 4.7+ know about + if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.7) + set (H5_CFLAGS5 "${H5_CFLAGS5} -Wstack-usage=8192 -Wvector-operation-performance -Wsuggest-attribute=pure -Wsuggest-attribute=noreturn") + endif() + + # Append more extra warning flags that only gcc 4.8+ know about + if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.8) + set (H5_CFLAGS5 "${H5_CFLAGS5} -Wsuggest-attribute=format") + endif() + + # Append more extra warning flags that only gcc 4.9+ know about + if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.9) + set (H5_CFLAGS5 "${H5_CFLAGS5} -Wdate-time -Wopenmp-simd") + endif() + + # (There was no release of gcc 5.0) + + # Append more extra warning flags that only gcc 5.1+ know about + if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 5.1) + set (H5_CFLAGS6 "${H5_CFLAGS6} -Warray-bounds=2 -Wc99-c11-compat") + endif() + +endif (NOT MSVC AND CMAKE_COMPILER_IS_GNUCC) + +#----------------------------------------------------------------------------- +# Option to allow the user to enable all warnings +#----------------------------------------------------------------------------- +option (HDF5_ENABLE_ALL_WARNINGS "Enable all warnings" OFF) +if (HDF5_ENABLE_ALL_WARNINGS) + if (MSVC) + string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_C_FLAGS "${CMAKE_C_FLAGS}") + set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /Wall") + string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}") + set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /Wall") + else (MSVC) + if (CMAKE_COMPILER_IS_GNUCC) + set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Wextra -pedantic ${H5_CFLAGS1} ${H5_CFLAGS2} ${H5_CFLAGS3} ${H5_CFLAGS4}") + endif (CMAKE_COMPILER_IS_GNUCC) + endif (MSVC) +endif (HDF5_ENABLE_ALL_WARNINGS) + +#----------------------------------------------------------------------------- +# Option to allow the user to enable warnings by groups +#----------------------------------------------------------------------------- +option (HDF5_ENABLE_GROUPZERO_WARNINGS "Enable group zero warnings" OFF) +if (HDF5_ENABLE_GROUPZERO_WARNINGS) + if (MSVC) + string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_C_FLAGS "${CMAKE_C_FLAGS}") + set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /W1") + string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}") + set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /W1") + else (MSVC) + if (CMAKE_COMPILER_IS_GNUCC) + set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Wextra -pedantic") + endif (CMAKE_COMPILER_IS_GNUCC) + endif (MSVC) +endif (HDF5_ENABLE_GROUPZERO_WARNINGS) + +#----------------------------------------------------------------------------- +# Option to allow the user to enable warnings by groups +#----------------------------------------------------------------------------- +option (HDF5_ENABLE_GROUPONE_WARNINGS "Enable group one warnings" OFF) +if (HDF5_ENABLE_GROUPONE_WARNINGS) + if (MSVC) + string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_C_FLAGS "${CMAKE_C_FLAGS}") + set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /W2") + string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}") + set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /W2") + else (MSVC) + set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${H5_CFLAGS1}") + endif (MSVC) +endif (HDF5_ENABLE_GROUPONE_WARNINGS) + +#----------------------------------------------------------------------------- +# Option to allow the user to enable warnings by groups +#----------------------------------------------------------------------------- +option (HDF5_ENABLE_GROUPTWO_WARNINGS "Enable group two warnings" OFF) +if (HDF5_ENABLE_GROUPTWO_WARNINGS) + if (MSVC) + string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_C_FLAGS "${CMAKE_C_FLAGS}") + set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /W3") + string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}") + set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /W3") + else (MSVC) + set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${H5_CFLAGS2}") + endif (MSVC) +endif (HDF5_ENABLE_GROUPTWO_WARNINGS) + +#----------------------------------------------------------------------------- +# Option to allow the user to enable warnings by groups +#----------------------------------------------------------------------------- +option (HDF5_ENABLE_GROUPTHREE_WARNINGS "Enable group three warnings" OFF) +if (HDF5_ENABLE_GROUPTHREE_WARNINGS) + if (MSVC) + string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_C_FLAGS "${CMAKE_C_FLAGS}") + set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /W4") + string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}") + set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /W4") + else (MSVC) + set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${H5_CFLAGS3}") + endif (MSVC) +endif (HDF5_ENABLE_GROUPTHREE_WARNINGS) + +#----------------------------------------------------------------------------- +# Option to allow the user to enable warnings by groups +#----------------------------------------------------------------------------- +option (HDF5_ENABLE_GROUPFOUR_WARNINGS "Enable group four warnings" OFF) +if (HDF5_ENABLE_GROUPFOUR_WARNINGS) + if (NOT MSVC) + set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${H5_CFLAGS4}") + endif (NOT MSVC) +endif (HDF5_ENABLE_GROUPFOUR_WARNINGS) + +#----------------------------------------------------------------------------- +# Option to allow the user to enable warnings by groups +#----------------------------------------------------------------------------- +option (HDF5_ENABLE_GROUPFIVE_WARNINGS "Enable group five warnings" OFF) +if (HDF5_ENABLE_GROUPFIVE_WARNINGS) + if (NOT MSVC) + set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${H5_CFLAGS5}") + endif (NOT MSVC) +endif (HDF5_ENABLE_GROUPFIVE_WARNINGS) + +#----------------------------------------------------------------------------- +# Option to allow the user to enable warnings by groups +#----------------------------------------------------------------------------- +option (HDF5_ENABLE_GROUPSIX_WARNINGS "Enable group six warnings" OFF) +if (HDF5_ENABLE_GROUPSIX_WARNINGS) + if (NOT MSVC) + set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${H5_CFLAGS6}") + endif (NOT MSVC) +endif (HDF5_ENABLE_GROUPSIX_WARNINGS) + +#----------------------------------------------------------------------------- +# This is in here to help some of the GCC based IDES like Eclipse +# and code blocks parse the compiler errors and warnings better. +#----------------------------------------------------------------------------- +if (CMAKE_COMPILER_IS_GNUCC) + set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fmessage-length=0") +endif (CMAKE_COMPILER_IS_GNUCC) +if (CMAKE_COMPILER_IS_GNUCXX) + set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fmessage-length=0") +endif (CMAKE_COMPILER_IS_GNUCXX) |