diff options
author | Dana Robinson <derobins@hdfgroup.org> | 2021-03-25 02:11:34 (GMT) |
---|---|---|
committer | Dana Robinson <derobins@hdfgroup.org> | 2021-03-25 02:11:34 (GMT) |
commit | 711d12bb586b23d5bdea4f57fe0101255324cc78 (patch) | |
tree | d7a72c80f662482628a6cbbc90b2767531d93167 /config | |
parent | 67cfa2396ce633d01138069f6c0081bbadb1e4a3 (diff) | |
download | hdf5-711d12bb586b23d5bdea4f57fe0101255324cc78.zip hdf5-711d12bb586b23d5bdea4f57fe0101255324cc78.tar.gz hdf5-711d12bb586b23d5bdea4f57fe0101255324cc78.tar.bz2 |
Brings the 'warnings-as-errors' changes from develop
Diffstat (limited to 'config')
-rw-r--r-- | config/clang-cxxflags | 1 | ||||
-rw-r--r-- | config/clang-flags | 10 | ||||
-rw-r--r-- | config/clang-warnings/noerror-general | 80 | ||||
-rw-r--r-- | config/cmake/HDFCXXCompilerFlags.cmake | 154 | ||||
-rw-r--r-- | config/cmake/HDFCompilerFlags.cmake | 185 | ||||
-rw-r--r-- | config/commence.am | 4 | ||||
-rw-r--r-- | config/gnu-cxxflags | 11 | ||||
-rw-r--r-- | config/gnu-flags | 29 | ||||
-rw-r--r-- | config/gnu-warnings/4.8 | 4 | ||||
-rw-r--r-- | config/gnu-warnings/7 | 1 | ||||
-rw-r--r-- | config/gnu-warnings/9.3 | 1 | ||||
-rw-r--r-- | config/gnu-warnings/cxx-4.8 | 26 | ||||
-rw-r--r-- | config/gnu-warnings/cxx-noerror-5 | 11 | ||||
-rw-r--r-- | config/gnu-warnings/cxx-noerror-general | 32 | ||||
-rw-r--r-- | config/gnu-warnings/developer-10 | 6 | ||||
-rw-r--r-- | config/gnu-warnings/developer-4.8 | 1 | ||||
-rw-r--r-- | config/gnu-warnings/error-5 | 1 | ||||
-rw-r--r-- | config/gnu-warnings/error-general | 4 | ||||
-rw-r--r-- | config/gnu-warnings/no-developer-4.8 | 1 | ||||
-rw-r--r-- | config/gnu-warnings/noerror-5 | 12 | ||||
-rw-r--r-- | config/gnu-warnings/noerror-8 | 25 | ||||
-rw-r--r-- | config/gnu-warnings/noerror-general | 91 |
22 files changed, 456 insertions, 234 deletions
diff --git a/config/clang-cxxflags b/config/clang-cxxflags index bd8ce2d..e7ab6d8 100644 --- a/config/clang-cxxflags +++ b/config/clang-cxxflags @@ -173,6 +173,7 @@ if test "X-clang" = "X-$cxx_vendor" -o "X-Apple LLVM" = "X-$cxx_vendor"; then H5_CXXFLAGS="$H5_CXXFLAGS $(load_clang_arguments general)" H5_ECXXFLAGS="$H5_ECXXFLAGS $(load_clang_arguments error-general)" + H5_NECXXFLAGS="$H5_NECXXFLAGS $(load_clang_arguments noerror-general)" ###################### # Developer warnings # diff --git a/config/clang-flags b/config/clang-flags index 5a6d9c2..92a8973 100644 --- a/config/clang-flags +++ b/config/clang-flags @@ -163,9 +163,16 @@ if test "X-clang" = "X-$cc_vendor" -o "X-Apple LLVM" = "X-$cc_vendor"; then ################ HIGH_OPT_CFLAGS="-O3" - DEBUG_OPT_CFLAGS="-g" NO_OPT_CFLAGS="-O0" + # -Og is only understood by clang 4+ and Xcode 9+ + # Otherwise use -O1 (which is what -Og usually equates to) + if test "X-clang" = "X-$cc_vendor" -a $cc_vers_major -ge 4 -o "X-Apple LLVM" = "X-$cc_vendor" -a $cc_vers_major -ge 9; then + DEBUG_OPT_CFLAGS="-Og" + else + DEBUG_OPT_CFLAGS="-O1" + fi + ############ # Warnings # ############ @@ -176,6 +183,7 @@ if test "X-clang" = "X-$cc_vendor" -o "X-Apple LLVM" = "X-$cc_vendor"; then H5_CFLAGS="$H5_CFLAGS $(load_clang_arguments general)" H5_ECFLAGS="$H5_ECFLAGS $(load_clang_arguments error-general)" + H5_NECFLAGS="$H5_NECFLAGS $(load_clang_arguments noerror-general)" ###################### # Developer warnings # diff --git a/config/clang-warnings/noerror-general b/config/clang-warnings/noerror-general new file mode 100644 index 0000000..ad50dfc --- /dev/null +++ b/config/clang-warnings/noerror-general @@ -0,0 +1,80 @@ +# +# HDF5 code should not trigger the following warnings under any +# circumstances, so ask the compiler to treat them as errors: +# +-Wbad-function-cast +-Wimplicit-function-declaration +-Wincompatible-pointer-types +-Wmissing-declarations +-Wpacked +-Wshadow +-Wswitch +# +# NOTE: Following files are not compatible with incompatible-pointer-types as errors +# src/H5Dchunk.c,src/H5Dint.c,src/H5Gint.c,src/H5HFcache.c,src/H5I.c,src/H5T.c +-Wno-error=incompatible-pointer-types-discards-qualifiers +# +# +# NOTE: File Driver files are not compatible with these warnings as errors +# H5FDdirect.c,H5FDmpio.c,H5FDros3.c, +# -Werror=unused-function +# +-Wunused-function +# +# H5FDdrvr_module.h +# -Werror=unused-variable +# +-Wunused-variable +# +# H5VLpassthru.c +# -Werror=unused-parameter +# +-Wunused-parameter +# +# +# +# NOTE: Tools files are not compatible with these warnings as errors +# lib/h5tools.c +# -Werror=cast-align +# +-Wcast-align +# +# lib/h5tools_utils.c +# -Werror=unused-parameter +# +# +# NOTE: JNI files are not compatible with these warnings as errors +# jni/h5pDCPLImp.c,jni/nativeData.c,jni/h5util.c,jni/h5rImp.c +# jni/h5sImp.c,jni/h5tImp.c +# -Werror=cast-align +# jni/h5util.c +# -Werror=format(-overflow) +# +-Wformat +# +# +#Examples and tests do not use the same set of extensive warning flags as libraries +# Here is a list of tests and examples that have issues with the stricter warnings as error +# +# NOTE: Test files are not compatible with these warnings as errors +# thread_id.c, +# -Werror=unused-function +# dsets.c +# -Werror=unused-parameter +# +# +# NOTE: Examples files are not compatible with these warnings as errors +# h5_vds-eiger.c,h5_vds-exclim.c,h5_vds.c,h5_vds-exc.c,h5_vds-percival-unlim-maxmin.c +# h5_vds-percival.c,h5_read.c,h5_rdwt.c,h5_mount.c,h5_extend.c,h5_extend_write.c +# h5_write.c,h5_vds-simpleIO.c,h5_ref2reg_deprec.c,h5_crtgrp.c,h5_select.c +# h5_vds-percival-unlim.c,h5_crtatt.c,h5_group.c,h5_attribute.c,h5_crtdat.c +# h5_reference_deprec.c +# h5_rdwt.c,h5_crtgrp.c,h5_crtatt.c,h5_crtdat.c +# -Werror=strict-prototypes +# h5_rdwt.c,h5_crtgrp.c,h5_crtatt.c,h5_crtdat.c +# -Werror=old-style-definition +# h5_vds-exclim.c,h5_vds.c,h5_vds-exc.c, +# -Werror=unused-variable +# h5_elink_unix2win.c,h5_extlink.c,h5_attribute.c +# -Werror=unused-parameter + diff --git a/config/cmake/HDFCXXCompilerFlags.cmake b/config/cmake/HDFCXXCompilerFlags.cmake index b0f9e23..ef06090 100644 --- a/config/cmake/HDFCXXCompilerFlags.cmake +++ b/config/cmake/HDFCXXCompilerFlags.cmake @@ -14,7 +14,9 @@ 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}") +if (CMAKE_VERSION VERSION_GREATER_EQUAL "3.15.0") + message (VERBOSE "Warnings Configuration: CXX default: ${CMAKE_CXX_FLAGS}") +endif () #----------------------------------------------------------------------------- # Compiler specific flags : Shouldn't there be compiler tests for these #----------------------------------------------------------------------------- @@ -81,22 +83,28 @@ if (NOT MSVC AND NOT MINGW) if (CMAKE_CXX_COMPILER_ID STREQUAL "Intel") ADD_H5_FLAGS (HDF5_CMAKE_CXX_FLAGS "${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") + list (APPEND H5_CXXFLAGS "-Wextra-tokens -Wformat -Wformat-security -Wic-pointer -Wshadow") + list (APPEND H5_CXXFLAGS "-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") + 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 "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}") + if (CMAKE_VERSION VERSION_GREATER_EQUAL "3.15.0") + message (VERBOSE "CMAKE_CXX_FLAGS_GENERAL=${HDF5_CMAKE_CXX_FLAGS}") + endif () endif () #----------------------------------------------------------------------------- @@ -106,20 +114,20 @@ if (NOT MSVC AND NOT MINGW) if (HDF5_ENABLE_DEV_WARNINGS) message (STATUS "....HDF5 developer group warnings are enabled") # if (CMAKE_CXX_COMPILER_ID STREQUAL "Intel") - # list (APPEND H5_CXXFLAGS0 "-Winline -Wreorder -Wport -Wstrict-aliasing") + # list (APPEND H5_CXXFLAGS "-Winline -Wreorder -Wport -Wstrict-aliasing") # elseif (CMAKE_CXX_COMPILER_ID STREQUAL "GNU") if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU") # autotools always add the C flags with the CXX flags - ADD_H5_FLAGS (H5_CXXFLAGS0 "${HDF5_SOURCE_DIR}/config/gnu-warnings/developer-general") + ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/developer-general") # elseif (CMAKE_CXX_COMPILER_ID STREQUAL "Clang") - # ADD_H5_FLAGS (H5_CXXFLAGS0 "${HDF5_SOURCE_DIR}/config/clang-warnings/developer-general") + # ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/clang-warnings/developer-general") endif () else () if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU") # autotools always add the C flags with the CXX flags - ADD_H5_FLAGS (H5_CXXFLAGS0 "${HDF5_SOURCE_DIR}/config/gnu-warnings/no-developer-general") + ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/no-developer-general") # elseif (CMAKE_CXX_COMPILER_ID STREQUAL "Clang") - # ADD_H5_FLAGS (H5_CXXFLAGS0 "${HDF5_SOURCE_DIR}/config/clang-warnings/no-developer-general") + # ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/clang-warnings/no-developer-general") endif () endif () @@ -128,37 +136,41 @@ if (NOT MSVC AND NOT MINGW) # we should approach them a bit cautiously... Only needed for gcc 4.X if (CMAKE_CXX_COMPILER_VERSION VERSION_LESS 5.0 AND CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL 4.8) # autotools always add the C flags with the CXX flags - ADD_H5_FLAGS (H5_CXXFLAGS1 "${HDF5_SOURCE_DIR}/config/gnu-warnings/4.8-4.last") + ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/4.8-4.last") endif () # Append more extra warning flags that only gcc 4.8+ know about if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4.8) - ADD_H5_FLAGS (H5_CXXFLAGS1 "${HDF5_SOURCE_DIR}/config/gnu-warnings/4.8") + ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/4.8") if (HDF5_ENABLE_DEV_WARNINGS) - ADD_H5_FLAGS (H5_CXXFLAGS1 "${HDF5_SOURCE_DIR}/config/gnu-warnings/developer-4.8") + ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/developer-4.8") else () - ADD_H5_FLAGS (H5_CXXFLAGS1 "${HDF5_SOURCE_DIR}/config/gnu-warnings/no-developer-4.8") + ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/no-developer-4.8") endif () endif () # Append more extra warning flags that only gcc 4.9+ know about if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4.9) # autotools always add the C flags with the CXX flags - ADD_H5_FLAGS (H5_CXXFLAGS1 "${HDF5_SOURCE_DIR}/config/gnu-warnings/4.9") - ADD_H5_FLAGS (H5_CXXFLAGS1 "${HDF5_SOURCE_DIR}/config/gnu-warnings/cxx-4.9") + ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/4.9") + ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/cxx-4.9") endif () # Append more extra warning flags that only gcc 5.1+ know about if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 5.0) # autotools always add the C flags with the CXX flags - ADD_H5_FLAGS (H5_CXXFLAGS1 "${HDF5_SOURCE_DIR}/config/gnu-warnings/cxx-5") - ADD_H5_FLAGS (H5_CXXFLAGS1 "${HDF5_SOURCE_DIR}/config/gnu-warnings/cxx-error-5") + ADD_H5_FLAGS (H5_CXXFLAGS "${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 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 "${HDF5_SOURCE_DIR}/config/gnu-warnings/6") + ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/6") endif () # Append more extra warning flags that only gcc 7.x+ know about @@ -167,30 +179,34 @@ if (NOT MSVC AND NOT MINGW) 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") + ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/developer-7") #else () - # ADD_H5_FLAGS (H5_CXXFLAGS2 "${HDF5_SOURCE_DIR}/config/gnu-warnings/no-developer-7") + # ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/no-developer-7") endif () endif () # Append more extra warning flags that only gcc 8.x+ know about if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 8.0) # autotools always add the C flags with the CXX flags - ADD_H5_FLAGS (H5_CXXFLAGS3 "${HDF5_SOURCE_DIR}/config/gnu-warnings/8") - #ADD_H5_FLAGS (H5_CXXFLAGS3 "${HDF5_SOURCE_DIR}/config/gnu-warnings/error-8") + ADD_H5_FLAGS (H5_CXXFLAGS "${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) # autotools always add the C flags with the CXX flags - ADD_H5_FLAGS (H5_CXXFLAGS3 "${HDF5_SOURCE_DIR}/config/gnu-warnings/developer-8") + ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/developer-8") else () # autotools always add the C flags with the CXX flags - ADD_H5_FLAGS (H5_CXXFLAGS3 "${HDF5_SOURCE_DIR}/config/gnu-warnings/no-developer-8") + ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/no-developer-8") endif () endif () # Append more extra warning flags that only gcc 9.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 "${HDF5_SOURCE_DIR}/config/gnu-warnings/9") + ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/9") endif () endif () else () @@ -208,97 +224,17 @@ if (HDF5_ENABLE_ALL_WARNINGS) 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") + 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") + list (APPEND HDF5_CMAKE_CXX_FLAGS "/W3" "/wd4100" "/wd4706" "/wd4127") 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}) + list (APPEND HDF5_CMAKE_CXX_FLAGS ${H5_CXXFLAGS}) endif () endif () endif () diff --git a/config/cmake/HDFCompilerFlags.cmake b/config/cmake/HDFCompilerFlags.cmake index e4808d2..18f8d01 100644 --- a/config/cmake/HDFCompilerFlags.cmake +++ b/config/cmake/HDFCompilerFlags.cmake @@ -15,7 +15,10 @@ set(CMAKE_C_STANDARD_REQUIRED TRUE) set (CMAKE_C_FLAGS "${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}") -message (STATUS "Warnings Configuration: default: ${CMAKE_C_FLAGS} : ${CMAKE_CXX_FLAGS}") + +if (CMAKE_VERSION VERSION_GREATER_EQUAL "3.15.0") + message (VERBOSE "Warnings Configuration: default: ${CMAKE_C_FLAGS} : ${CMAKE_CXX_FLAGS}") +endif () #----------------------------------------------------------------------------- # Compiler specific flags : Shouldn't there be compiler tests for these #----------------------------------------------------------------------------- @@ -69,6 +72,18 @@ endif () # break into groups (from the config/gnu-flags file) #----------------------------------------------------------------------------- if (NOT MSVC AND NOT MINGW) + #----------------------------------------------------------------------------- + # Option to allow the user to interpret certain warnings as errors + # + # This should NOT be on by default as it can cause a lot of conflicts with + # new operating systems and compiler versions. Header files that are out of + # our control (MPI, HDFS, etc.) can also raise warnings. + #----------------------------------------------------------------------------- + option (HDF5_ENABLE_WARNINGS_AS_ERRORS "Interpret some warnings as errors" OFF) + if (HDF5_ENABLE_WARNINGS_AS_ERRORS) + message (STATUS "...some warnings will be interpreted as errors") + endif () + if (${CMAKE_SYSTEM_NAME} MATCHES "SunOS") list (APPEND HDF5_CMAKE_C_FLAGS "-erroff=%none -DBSD_COMP") else () @@ -83,31 +98,41 @@ if (NOT MSVC AND NOT MINGW) # warnings that are emitted. If you need it, add it at configure time. if (CMAKE_C_COMPILER_ID STREQUAL "Intel") ADD_H5_FLAGS (HDF5_CMAKE_C_FLAGS "${HDF5_SOURCE_DIR}/config/intel-warnings/general") - list (APPEND H5_CFLAGS0 "-Wcomment -Wdeprecated -Wmain -Wmissing-declarations -Wmissing-prototypes -Wp64 -Wpointer-arith") - list (APPEND H5_CFLAGS0 "-Wreturn-type -Wstrict-prototypes -Wuninitialized") - list (APPEND H5_CFLAGS0 "-Wunknown-pragmas -Wunused-function -Wunused-variable") + list (APPEND H5_CFLAGS "-Wcomment -Wdeprecated -Wmain -Wmissing-declarations -Wmissing-prototypes -Wp64 -Wpointer-arith") + list (APPEND H5_CFLAGS "-Wreturn-type -Wstrict-prototypes -Wuninitialized") + list (APPEND H5_CFLAGS "-Wunknown-pragmas -Wunused-function -Wunused-variable") # this is just a failsafe - list (APPEND H5_CFLAGS0 "-finline-functions") + list (APPEND H5_CFLAGS "-finline-functions") if(NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 18.0) - list (APPEND H5_CFLAGS0 "-Wextra-tokens -Wformat -Wformat-security -Wic-pointer -Wshadow") - list (APPEND H5_CFLAGS0 "-Wsign-compare -Wtrigraphs -Wwrite-strings") + list (APPEND H5_CFLAGS "-Wextra-tokens -Wformat -Wformat-security -Wic-pointer -Wshadow") + list (APPEND H5_CFLAGS "-Wsign-compare -Wtrigraphs -Wwrite-strings") endif() elseif (CMAKE_C_COMPILER_ID STREQUAL "GNU") # Add general CFlags for GCC versions 4.8 and above if (CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL 4.8) ADD_H5_FLAGS (HDF5_CMAKE_C_FLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/general") - ADD_H5_FLAGS (H5_CFLAGS0 "${HDF5_SOURCE_DIR}/config/gnu-warnings/error-general") + if (HDF5_ENABLE_WARNINGS_AS_ERRORS) + ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/error-general") + else () + ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/noerror-general") + endif () endif () # gcc automatically inlines based on the optimization level # this is just a failsafe - list (APPEND H5_CFLAGS0 "-finline-functions") + list (APPEND H5_CFLAGS "-finline-functions") elseif (CMAKE_C_COMPILER_ID STREQUAL "Clang") ADD_H5_FLAGS (HDF5_CMAKE_C_FLAGS "${HDF5_SOURCE_DIR}/config/clang-warnings/general") - ADD_H5_FLAGS (H5_CFLAGS0 "${HDF5_SOURCE_DIR}/config/clang-warnings/error-general") + if (HDF5_ENABLE_WARNINGS_AS_ERRORS) + ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/clang-warnings/error-general") + else () + ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/clang-warnings/noerror-general") + endif () elseif (CMAKE_C_COMPILER_ID STREQUAL "PGI") list (APPEND HDF5_CMAKE_C_FLAGS "-Minform=inform") endif () - message (STATUS "CMAKE_C_FLAGS_GENERAL=${HDF5_CMAKE_C_FLAGS}") + if (CMAKE_VERSION VERSION_GREATER_EQUAL "3.15.0") + message (VERBOSE "CMAKE_C_FLAGS_GENERAL=${HDF5_CMAKE_C_FLAGS}") + endif () endif () #----------------------------------------------------------------------------- @@ -118,78 +143,97 @@ if (NOT MSVC AND NOT MINGW) if (HDF5_ENABLE_DEV_WARNINGS) message (STATUS "....HDF5 developer group warnings are enabled") if (CMAKE_C_COMPILER_ID STREQUAL "Intel") - list (APPEND H5_CFLAGS0 "-Winline -Wreorder -Wport -Wstrict-aliasing") + list (APPEND H5_CFLAGS "-Winline -Wreorder -Wport -Wstrict-aliasing") elseif (CMAKE_C_COMPILER_ID STREQUAL "GNU" AND CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL 4.8) - ADD_H5_FLAGS (H5_CFLAGS0 "${HDF5_SOURCE_DIR}/config/gnu-warnings/developer-general") + ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/developer-general") elseif (CMAKE_C_COMPILER_ID STREQUAL "Clang") - ADD_H5_FLAGS (H5_CFLAGS0 "${HDF5_SOURCE_DIR}/config/clang-warnings/developer-general") + ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/clang-warnings/developer-general") endif () else () if (CMAKE_C_COMPILER_ID STREQUAL "GNU" AND CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL 4.8) - ADD_H5_FLAGS (H5_CFLAGS0 "${HDF5_SOURCE_DIR}/config/gnu-warnings/no-developer-general") + ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/no-developer-general") elseif (CMAKE_C_COMPILER_ID STREQUAL "Clang") - ADD_H5_FLAGS (H5_CFLAGS0 "${HDF5_SOURCE_DIR}/config/clang-warnings/no-developer-general") + ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/clang-warnings/no-developer-general") endif () endif () - if (CMAKE_C_COMPILER_ID STREQUAL "GNU") # Technically, variable-length arrays are part of the C99 standard, but # we should approach them a bit cautiously... Only needed for gcc 4.X if (CMAKE_C_COMPILER_VERSION VERSION_LESS 5.0 AND CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL 4.8) - ADD_H5_FLAGS (H5_CFLAGS1 "${HDF5_SOURCE_DIR}/config/gnu-warnings/4.8-4.last") + ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/4.8-4.last") endif () # Append more extra warning flags that only gcc 4.8+ know about if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.8) - ADD_H5_FLAGS (H5_CFLAGS1 "${HDF5_SOURCE_DIR}/config/gnu-warnings/4.8") + ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/4.8") if (HDF5_ENABLE_DEV_WARNINGS) - ADD_H5_FLAGS (H5_CFLAGS1 "${HDF5_SOURCE_DIR}/config/gnu-warnings/developer-4.8") + ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/developer-4.8") else () - ADD_H5_FLAGS (H5_CFLAGS1 "${HDF5_SOURCE_DIR}/config/gnu-warnings/no-developer-4.8") + ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/no-developer-4.8") endif () endif () # Append more extra warning flags that only gcc 4.9+ know about if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.9) - ADD_H5_FLAGS (H5_CFLAGS1 "${HDF5_SOURCE_DIR}/config/gnu-warnings/4.9") + ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/4.9") endif () # Append more extra warning flags that only gcc 5.x+ know about if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 5.0) - ADD_H5_FLAGS (H5_CFLAGS1 "${HDF5_SOURCE_DIR}/config/gnu-warnings/5") - ADD_H5_FLAGS (H5_CFLAGS1 "${HDF5_SOURCE_DIR}/config/gnu-warnings/error-5") + ADD_H5_FLAGS (H5_CFLAGS "${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+ know about if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 6.0) - ADD_H5_FLAGS (H5_CFLAGS1 "${HDF5_SOURCE_DIR}/config/gnu-warnings/6") + ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/6") endif () # Append more extra warning flags that only gcc 7.x+ know about if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 7.0) - ADD_H5_FLAGS (H5_CFLAGS2 "${HDF5_SOURCE_DIR}/config/gnu-warnings/7") + ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/7") if (HDF5_ENABLE_DEV_WARNINGS) - ADD_H5_FLAGS (H5_CFLAGS2 "${HDF5_SOURCE_DIR}/config/gnu-warnings/developer-7") + ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/developer-7") #else () - # ADD_H5_FLAGS (H5_CFLAGS2 "${HDF5_SOURCE_DIR}/config/gnu-warnings/no-developer-7") + # ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/no-developer-7") endif () endif () # Append more extra warning flags that only gcc 8.x+ know about if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 8.0) - ADD_H5_FLAGS (H5_CFLAGS3 "${HDF5_SOURCE_DIR}/config/gnu-warnings/8") - ADD_H5_FLAGS (H5_CFLAGS3 "${HDF5_SOURCE_DIR}/config/gnu-warnings/error-8") + 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_CFLAGS3 "${HDF5_SOURCE_DIR}/config/gnu-warnings/developer-8") + ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/developer-8") else () - ADD_H5_FLAGS (H5_CFLAGS3 "${HDF5_SOURCE_DIR}/config/gnu-warnings/no-developer-8") + ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/no-developer-8") endif () endif () # Append more extra warning flags that only gcc 9.x+ know about if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 9.0) - ADD_H5_FLAGS (H5_CFLAGS4 "${HDF5_SOURCE_DIR}/config/gnu-warnings/9") + ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/9") + endif () + + # Append more extra warning flags that only gcc 9.3+ know about + if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 9.3) + ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/9.3") + endif () + + # Append more extra warning flags that only gcc 10.x+ know about + if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 10.0) + if (HDF5_ENABLE_DEV_WARNINGS) + ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/developer-10") + #else () + # ADD_H5_FLAGS (H5_CFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/no-developer-10") + endif () endif () endif () endif () @@ -197,86 +241,19 @@ endif () #----------------------------------------------------------------------------- # Option to allow the user to enable all warnings #----------------------------------------------------------------------------- -option (HDF5_ENABLE_ALL_WARNINGS "Enable all warnings" OFF) +option (HDF5_ENABLE_ALL_WARNINGS "Enable all warnings" ON) if (HDF5_ENABLE_ALL_WARNINGS) message (STATUS "....All Warnings are enabled") if (MSVC) if (HDF5_ENABLE_DEV_WARNINGS) string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_C_FLAGS "${CMAKE_C_FLAGS}") - list (APPEND HDF5_CMAKE_C_FLAGS "/Wall /wd4668") + list (APPEND HDF5_CMAKE_C_FLAGS "/Wall" "/wd4668") else () string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_C_FLAGS "${CMAKE_C_FLAGS}") - list (APPEND HDF5_CMAKE_C_FLAGS "/W3") + list (APPEND HDF5_CMAKE_C_FLAGS "/W3" "/wd4100" "/wd4706" "/wd4127") endif () else () - list (APPEND HDF5_CMAKE_C_FLAGS ${H5_CFLAGS0} ${H5_CFLAGS1} ${H5_CFLAGS2} ${H5_CFLAGS3} ${H5_CFLAGS4}) - endif () -endif () - -#----------------------------------------------------------------------------- -# Option to allow the user to enable warnings by groups -#----------------------------------------------------------------------------- -option (HDF5_ENABLE_GROUPZERO_WARNINGS "Enable group zero warnings" OFF) -if (HDF5_ENABLE_GROUPZERO_WARNINGS) - message (STATUS "....Group Zero warnings are enabled") - if (MSVC) - string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " HDF5_CMAKE_C_FLAGS "${HDF5_CMAKE_C_FLAGS}") - list (APPEND HDF5_CMAKE_C_FLAGS "/W1") - else () - list (APPEND HDF5_CMAKE_C_FLAGS ${H5_CFLAGS0}) - endif () -endif () - -#----------------------------------------------------------------------------- -# Option to allow the user to enable warnings by groups -#----------------------------------------------------------------------------- -option (HDF5_ENABLE_GROUPONE_WARNINGS "Enable group one warnings" OFF) -if (HDF5_ENABLE_GROUPONE_WARNINGS) - message (STATUS "....Group One warnings are enabled") - if (MSVC) - string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " HDF5_CMAKE_C_FLAGS "${HDF5_CMAKE_C_FLAGS}") - list (APPEND HDF5_CMAKE_C_FLAGS "/W2") - else () - list (APPEND HDF5_CMAKE_C_FLAGS ${H5_CFLAGS1}) - endif () -endif () - -#----------------------------------------------------------------------------- -# Option to allow the user to enable warnings by groups -#----------------------------------------------------------------------------- -option (HDF5_ENABLE_GROUPTWO_WARNINGS "Enable group two warnings" OFF) -if (HDF5_ENABLE_GROUPTWO_WARNINGS) - message (STATUS "....Group Two warnings are enabled") - if (MSVC) - string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " HDF5_CMAKE_C_FLAGS "${HDF5_CMAKE_C_FLAGS}") - list (APPEND HDF5_CMAKE_C_FLAGS "/W3") - else () - list (APPEND HDF5_CMAKE_C_FLAGS ${H5_CFLAGS2}) - endif () -endif () - -#----------------------------------------------------------------------------- -# Option to allow the user to enable warnings by groups -#----------------------------------------------------------------------------- -option (HDF5_ENABLE_GROUPTHREE_WARNINGS "Enable group three warnings" OFF) -if (HDF5_ENABLE_GROUPTHREE_WARNINGS) - message (STATUS "....Group Three warnings are enabled") - if (MSVC) - string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " HDF5_CMAKE_C_FLAGS "${HDF5_CMAKE_C_FLAGS}") - list (APPEND HDF5_CMAKE_C_FLAGS "/W4") - else () - list (APPEND HDF5_CMAKE_C_FLAGS ${H5_CFLAGS3}) - endif () -endif () - -#----------------------------------------------------------------------------- -# 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) - message (STATUS "....Group Four warnings are enabled") - if (NOT MSVC) - list (APPEND HDF5_CMAKE_C_FLAGS ${H5_CFLAGS4}) + list (APPEND HDF5_CMAKE_C_FLAGS ${H5_CFLAGS}) endif () endif () diff --git a/config/commence.am b/config/commence.am index 5ddbc72..486dea7 100644 --- a/config/commence.am +++ b/config/commence.am @@ -70,9 +70,9 @@ H5CPP=${DESTDIR}$(bindir)/h5c++ # instead of CFLAGS, as CFLAGS is reserved solely for the user to define. # This applies to FCFLAGS, CXXFLAGS, CPPFLAGS, and LDFLAGS as well. -AM_CFLAGS=@AM_CFLAGS@ @H5_CFLAGS@ @H5_ECFLAGS@ +AM_CFLAGS=@AM_CFLAGS@ @H5_CFLAGS@ AM_FCFLAGS=@AM_FCFLAGS@ @H5_FCFLAGS@ -AM_CXXFLAGS=@AM_CXXFLAGS@ @H5_CXXFLAGS@ @H5_ECXXFLAGS@ +AM_CXXFLAGS=@AM_CXXFLAGS@ @H5_CXXFLAGS@ AM_CPPFLAGS=@AM_CPPFLAGS@ @H5_CPPFLAGS@ AM_LDFLAGS=@AM_LDFLAGS@ @H5_LDFLAGS@ diff --git a/config/gnu-cxxflags b/config/gnu-cxxflags index b8cac77..67f925c 100644 --- a/config/gnu-cxxflags +++ b/config/gnu-cxxflags @@ -184,10 +184,11 @@ if test "X-g++" = "X-$cxx_vendor"; then if test $cxx_vers_major -eq 4 -a $cxx_vers_minor -ge 8 -o $cxx_vers_major -ge 5; then H5_CXXFLAGS="$H5_CXXFLAGS $(load_gnu_arguments cxx-general)" H5_ECXXFLAGS="$H5_ECXXFLAGS $(load_gnu_arguments cxx-error-general)" + H5_NECXXFLAGS="$H5_NECXXFLAGS $(load_gnu_arguments cxx-noerror-general)" - ###################### - # Developer warnings # - ###################### + ###################### + # Developer warnings # + ###################### NO_DEVELOPER_WARNING_CXXFLAGS=$(load_gnu_arguments no-developer-general) DEVELOPER_WARNING_CXXFLAGS=$(load_gnu_arguments developer-general) @@ -209,7 +210,7 @@ if test "X-g++" = "X-$cxx_vendor"; then # gcc >= 4.8 if test $cxx_vers_major -ge 5 -o $cxx_vers_major -eq 4 -a $cxx_vers_minor -ge 8; then - H5_CXXFLAGS="$H5_CXXFLAGS $(load_gnu_arguments 4.8)" + H5_CXXFLAGS="$H5_CXXFLAGS $(load_gnu_arguments cxx-4.8)" DEVELOPER_WARNING_CXXFLAGS="$DEVELOPER_WARNING_CXXFLAGS $(load_gnu_arguments developer-4.8)" NO_DEVELOPER_WARNING_CXXFLAGS="$NO_DEVELOPER_WARNING_CXXFLAGS $(load_gnu_arguments no-developer-4.8)" fi @@ -224,6 +225,7 @@ if test "X-g++" = "X-$cxx_vendor"; then if test $cxx_vers_major -ge 5; then H5_CXXFLAGS="$H5_CXXFLAGS $(load_gnu_arguments cxx-5)" H5_ECXXFLAGS="$H5_ECXXFLAGS $(load_gnu_arguments cxx-error-5)" + H5_NECXXFLAGS="$H5_NECXXFLAGS $(load_gnu_arguments cxx-noerror-5)" fi # gcc >= 6 @@ -241,6 +243,7 @@ if test "X-g++" = "X-$cxx_vendor"; then if test $cxx_vers_major -ge 8; then H5_CXXFLAGS="$H5_CXXFLAGS $(load_gnu_arguments 8)" #H5_ECXXFLAGS="$H5_ECXXFLAGS $(load_gnu_arguments error-8)" + #H5_NECXXFLAGS="$H5_NECXXFLAGS $(load_gnu_arguments noerror-8)" DEVELOPER_WARNING_CXXFLAGS="$DEVELOPER_WARNING_CXXFLAGS $(load_gnu_arguments developer-8)" NO_DEVELOPER_WARNING_CXXFLAGS="$NO_DEVELOPER_WARNING_CXXFLAGS $(load_gnu_arguments no-developer-8)" fi diff --git a/config/gnu-flags b/config/gnu-flags index 9a09022..89d27d6 100644 --- a/config/gnu-flags +++ b/config/gnu-flags @@ -20,7 +20,7 @@ # # For now, do not promote any warnings to errors. # -PROMOTE_ERRORS_DFLT=yes +PROMOTE_ERRORS_DFLT=no # # This filter rewrites -Werror= as -W, in that way demoting warnings @@ -118,12 +118,16 @@ if test "X-gcc" = "X-$cc_vendor"; then esac case "$host_os-$host_cpu" in - # cygwin needs the "-std=c99" flag removed, so make - # a specific case for Cygwin without the flag and a default - # case to add the flag everywhere else + # Cygwin needs the "-std=c99" flag removed. cygwin-*) ;; - + # On Solaris, gcc needs the gnu99 standard to pick up certain POSIX + # things. Do NOT use this as the gcc norm as this encourages the use + # of non-standard gcc extensions. + *solaris*) + H5_CFLAGS="$H5_CFLAGS -std=gnu99" + ;; + # Everybody else gets c99 as the standard. *) H5_CFLAGS="$H5_CFLAGS -std=c99" ;; @@ -192,8 +196,7 @@ if test "X-gcc" = "X-$cc_vendor"; then if test $cc_vers_major -eq 4 -a $cc_vers_minor -ge 8 -o $cc_vers_major -gt 4; then H5_CFLAGS="$H5_CFLAGS $(load_gnu_arguments general)" H5_ECFLAGS="$H5_ECFLAGS $(load_gnu_arguments error-general)" - - H5_CFLAGS="$H5_CFLAGS -Wno-c++-compat" + H5_NECFLAGS="$H5_NECFLAGS $(load_gnu_arguments noerror-general)" ###################### # Developer warnings # @@ -233,6 +236,7 @@ if test "X-gcc" = "X-$cc_vendor"; then if test $cc_vers_major -ge 5; then H5_CFLAGS="$H5_CFLAGS $(load_gnu_arguments 5)" H5_ECFLAGS="$H5_ECFLAGS $(load_gnu_arguments error-5)" + H5_NECFLAGS="$H5_NECFLAGS $(load_gnu_arguments noerror-5)" fi # gcc >= 6 @@ -250,6 +254,7 @@ if test "X-gcc" = "X-$cc_vendor"; then if test $cc_vers_major -ge 8; then H5_CFLAGS="$H5_CFLAGS $(load_gnu_arguments 8)" H5_ECFLAGS="$H5_ECFLAGS $(load_gnu_arguments error-8)" + H5_NECFLAGS="$H5_NECFLAGS $(load_gnu_arguments noerror-8)" DEVELOPER_WARNING_CFLAGS="$DEVELOPER_WARNING_CFLAGS $(load_gnu_arguments developer-8)" NO_DEVELOPER_WARNING_CFLAGS="$NO_DEVELOPER_WARNING_CFLAGS $(load_gnu_arguments no-developer-8)" fi @@ -259,6 +264,16 @@ if test "X-gcc" = "X-$cc_vendor"; then H5_CFLAGS="$H5_CFLAGS $(load_gnu_arguments 9)" fi + # gcc >= 9.3 + if test $cc_vers_major -ge 10 -o $cc_vers_major -eq 9 -a $cc_vers_minor -ge 3; then + H5_CFLAGS="$H5_CFLAGS $(load_gnu_arguments 9.3)" + fi + + # gcc >= 10 + if test $cc_vers_major -ge 10; then + DEVELOPER_WARNING_CFLAGS="$DEVELOPER_WARNING_CFLAGS $(load_gnu_arguments developer-10)" + fi + ################# # Flags are set # ################# diff --git a/config/gnu-warnings/4.8 b/config/gnu-warnings/4.8 index c7e3dd1..fa678ff 100644 --- a/config/gnu-warnings/4.8 +++ b/config/gnu-warnings/4.8 @@ -10,6 +10,10 @@ # warning flag added for GCC >= 4.5 -Wstrict-overflow=5 +# This warning can only be truly addressed using the gcc extension of +# using D to indicate doubles (e.g., 1.23D). +-Wno-unsuffixed-float-constants + # warning flags added for GCC >= 4.6 -Wdouble-promotion -Wtrampolines diff --git a/config/gnu-warnings/7 b/config/gnu-warnings/7 index 266f5c1..9d5b44d 100644 --- a/config/gnu-warnings/7 +++ b/config/gnu-warnings/7 @@ -3,5 +3,4 @@ -Wduplicated-branches -Wformat-overflow=2 -Wformat-truncation=1 --Wimplicit-fallthrough=5 -Wrestrict diff --git a/config/gnu-warnings/9.3 b/config/gnu-warnings/9.3 new file mode 100644 index 0000000..f37fdd6 --- /dev/null +++ b/config/gnu-warnings/9.3 @@ -0,0 +1 @@ +-Wc11-c2x-compat diff --git a/config/gnu-warnings/cxx-4.8 b/config/gnu-warnings/cxx-4.8 new file mode 100644 index 0000000..744ebdc --- /dev/null +++ b/config/gnu-warnings/cxx-4.8 @@ -0,0 +1,26 @@ +# warning flags added for GCC >= 4.3 +-Wlarger-than=2560 +-Wlogical-op + +# warning flags added for GCC >= 4.4 +-Wframe-larger-than=16384 +-Wpacked-bitfield-compat +-Wsync-nand + +# warning flag added for GCC >= 4.5 +-Wstrict-overflow=5 + +# warning flags added for GCC >= 4.6 +-Wdouble-promotion +-Wtrampolines + +# warning flag added for GCC >= 4.7 +# +# -Wstack-usage=8192 warnings need to be swept up on a branch so +# that we can stop burdening the whole development team. +# +-Wstack-usage=8192 + +# warning flag added for GCC >= 4.8 +-Wmaybe-uninitialized + diff --git a/config/gnu-warnings/cxx-noerror-5 b/config/gnu-warnings/cxx-noerror-5 new file mode 100644 index 0000000..7bce3e8 --- /dev/null +++ b/config/gnu-warnings/cxx-noerror-5 @@ -0,0 +1,11 @@ +# +# In GCC 4.4.7, the compiler gripes about shadowed global +# declarations when a local variable uses the name of a +# function that's in a system header file. For some reason, +# later versions of GCC (e.g., 5.2.0) don't complain about +# the shadowed globals. Maybe later versions are less fussy? +# Anyway, the shadowing seems to be harmless, and GCC 4.4.7 +# is not a supported compiler, so let us promote shadowed globals +# warnings to errors only for GCC 5 and later. +# +-Wshadow diff --git a/config/gnu-warnings/cxx-noerror-general b/config/gnu-warnings/cxx-noerror-general new file mode 100644 index 0000000..8cc1d94 --- /dev/null +++ b/config/gnu-warnings/cxx-noerror-general @@ -0,0 +1,32 @@ +# +# HDF5 code should not trigger the following warnings under any +# circumstances, so ask the compiler to treat them as errors: +# +# NOTE: c++/test files are not compatible with these warnings as errors +# c++/test/tcompound.cpp +# -Werror=cast-align +-Wcast-align +# NOTE: c++/src files are not compatible with these warnings as errors +# c++/src/H5Object.cpp +# -Werror=missing-declarations +-Wmissing-declarations +-Wpacked +-Wredundant-decls +-Wswitch +# NOTE: c++/test files are not compatible with these warnings as errors +# c++/test/tattr.cpp +# -Werror=unused-but-set-variable +-Wunused-but-set-variable +-Wunused-function +-Wunused-variable +# NOTE: c++/src files are not compatible with these warnings as errors +# c++/src/H5Object.cpp,c++/src/H5StrType.cpp,c++/src/H5PredType.cpp +# -Werror=unused-parameter +-Wunused-parameter +# +# Other files not compatible +# NOTE: c++/test files are not compatible with these warnings as errors +# c++/test/titerate.cpp,c++/test/tarray.cpp +# -Werror=missing-declarations +# c++/test/titerate.cpp,c++/test/tarray.cpp,c++/test/tlinks.cpp,c++/test/ttypes.cpp,c++/test/dsets.cpp +# -Werror=unused-parameter diff --git a/config/gnu-warnings/developer-10 b/config/gnu-warnings/developer-10 new file mode 100644 index 0000000..fcd460d --- /dev/null +++ b/config/gnu-warnings/developer-10 @@ -0,0 +1,6 @@ +# New warning +-Warith-conversion + +# Enable static analysis of program flow +-fanalyzer +-fdiagnostics-path-format=none diff --git a/config/gnu-warnings/developer-4.8 b/config/gnu-warnings/developer-4.8 index fd76f6c..bfd15a1 100644 --- a/config/gnu-warnings/developer-4.8 +++ b/config/gnu-warnings/developer-4.8 @@ -5,7 +5,6 @@ # the variable is never *used* before it has been initialized? # -Wjump-misses-init --Wunsuffixed-float-constants # developer warning flag added for GCC >= 4.6 -Wsuggest-attribute=const diff --git a/config/gnu-warnings/error-5 b/config/gnu-warnings/error-5 index 000f218..f7e1138 100644 --- a/config/gnu-warnings/error-5 +++ b/config/gnu-warnings/error-5 @@ -10,4 +10,3 @@ # warnings to errors only for GCC 5 and later. # -Werror=shadow --Werror=int-conversion diff --git a/config/gnu-warnings/error-general b/config/gnu-warnings/error-general index 28e8ae9..4358b20 100644 --- a/config/gnu-warnings/error-general +++ b/config/gnu-warnings/error-general @@ -5,9 +5,7 @@ -Werror=bad-function-cast -Werror=declaration-after-statement -Werror=implicit-function-declaration --Werror=int-to-pointer-cast -Werror=missing-declarations --Werror=missing-field-initializers -Werror=missing-prototypes -Werror=nested-externs -Werror=old-style-definition @@ -61,7 +59,7 @@ # jni/h5util.c # -Werror=format(-overflow) # --Wformat +-Werror=format # # #Examples and tests do not use the same set of extensive warning flags as libraries diff --git a/config/gnu-warnings/no-developer-4.8 b/config/gnu-warnings/no-developer-4.8 index 1e29c78..09a9a96 100644 --- a/config/gnu-warnings/no-developer-4.8 +++ b/config/gnu-warnings/no-developer-4.8 @@ -1,6 +1,5 @@ # no-developer warning flag added for GCC >= 4.5 -Wno-jump-misses-init --Wno-unsuffixed-float-constants # no-developer warning flag added for GCC >= 4.6 -Wno-suggest-attribute=const diff --git a/config/gnu-warnings/noerror-5 b/config/gnu-warnings/noerror-5 new file mode 100644 index 0000000..a7d40dd --- /dev/null +++ b/config/gnu-warnings/noerror-5 @@ -0,0 +1,12 @@ +-Wincompatible-pointer-types +# +# In GCC 4.4.7, the compiler gripes about shadowed global +# declarations when a local variable uses the name of a +# function that's in a system header file. For some reason, +# later versions of GCC (e.g., 5.2.0) don't complain about +# the shadowed globals. Maybe later versions are less fussy? +# Anyway, the shadowing seems to be harmless, and GCC 4.4.7 +# is not a supported compiler, so let us promote shadowed globals +# warnings to errors only for GCC 5 and later. +# +-Wshadow diff --git a/config/gnu-warnings/noerror-8 b/config/gnu-warnings/noerror-8 new file mode 100644 index 0000000..2f54a4d --- /dev/null +++ b/config/gnu-warnings/noerror-8 @@ -0,0 +1,25 @@ +# NOTE: src/ files are not compatible with these warnings as errors +# src/H5Dchunk.c +# -Werror=cast-function-type +-Wcast-function-type +# +# For GCC 8, promote maybe-initialized warnings to an error. GCC 8 +# reports 0 maybe-uninitialized warnings where earlier versions +# make many false reports. GCC 8 seems to analyze calls to static +# in order to detect initializations that occur there. It's possible +# that GCC 8 only performs that analysis at -O3, though. +# +# +# NOTE: File Driver files are not compatible with these warnings as errors +# H5FDlog.c, +# -Werror=maybe-uninitialized +-Wmaybe-uninitialized +# NOTE: src/ files are not compatible with these warnings as errors +# src/H5Shyper.c,src/H5SL.c,src/H5Shyper.c +# -Werror=maybe-uninitialized +# NOTE: Test files are not compatible with these warnings as errors +# test/cache_common.c, +# -Werror=maybe-uninitialized +# NOTE: hl/src/ files are not compatible with these warnings as errors +# hl/src/H5DS.c, +# -Werror=maybe-uninitialized diff --git a/config/gnu-warnings/noerror-general b/config/gnu-warnings/noerror-general new file mode 100644 index 0000000..e19014f --- /dev/null +++ b/config/gnu-warnings/noerror-general @@ -0,0 +1,91 @@ +# +# HDF5 code should not trigger the following warnings under any +# circumstances, so ask the compiler to treat them as errors: +# +-Wbad-function-cast +-Wdeclaration-after-statement +-Wimplicit-function-declaration +-Wmissing-declarations +-Wmissing-prototypes +-Wnested-externs +-Wold-style-definition +-Wpacked +-Wpointer-sign +-Wpointer-to-int-cast +-Wredundant-decls +-Wstrict-prototypes +-Wswitch +# +#-Werror=discarded-qualifiers +# +# +# NOTE: File Driver files are not compatible with these warnings as errors +# H5FDdirect.c,H5FDmpio.c,H5FDros3.c, +# -Werror=unused-function +# +-Wunused-function +# +# H5FDdrvr_module.h +# -Werror=unused-variable +# +-Wunused-variable +# +# H5VLpassthru.c +# -Werror=unused-parameter +# +-Wunused-parameter +# +# +# +# NOTE: Tools files are not compatible with these warnings as errors +# lib/h5tools.c +# -Werror=cast-align +# +-Wcast-align +# +# lib/h5diff_array.c +# -Werror=unused-but-set-variable +# +-Wunused-but-set-variable +# +# lib/h5tools_utils.c +# -Werror=unused-parameter +# +# +# NOTE: JNI files are not compatible with these warnings as errors +# jni/h5pDCPLImp.c,jni/nativeData.c,jni/h5util.c,jni/h5rImp.c +# jni/h5sImp.c,jni/h5tImp.c +# -Werror=cast-align +# jni/h5util.c +# -Werror=format(-overflow) +# +-Wformat +# +# +#Examples and tests do not use the same set of extensive warning flags as libraries +# Here is a list of tests and examples that have issues with the stricter warnings as error +# +# NOTE: Test files are not compatible with these warnings as errors +# thread_id.c, +# -Werror=unused-function +# dsets.c +# -Werror=unused-parameter +# external.c,perform/sio_engine.c +# -Werror=format(-truncation) +# +# +# NOTE: Examples files are not compatible with these warnings as errors +# h5_vds-eiger.c,h5_vds-exclim.c,h5_vds.c,h5_vds-exc.c,h5_vds-percival-unlim-maxmin.c +# h5_vds-percival.c,h5_read.c,h5_rdwt.c,h5_mount.c,h5_extend.c,h5_extend_write.c +# h5_write.c,h5_vds-simpleIO.c,h5_ref2reg_deprec.c,h5_crtgrp.c,h5_select.c +# h5_vds-percival-unlim.c,h5_crtatt.c,h5_group.c,h5_attribute.c,h5_crtdat.c +# h5_reference_deprec.c +# h5_rdwt.c,h5_crtgrp.c,h5_crtatt.c,h5_crtdat.c +# -Werror=strict-prototypes +# h5_rdwt.c,h5_crtgrp.c,h5_crtatt.c,h5_crtdat.c +# -Werror=old-style-definition +# h5_vds-exclim.c,h5_vds.c,h5_vds-exc.c, +# -Werror=unused-variable +# h5_elink_unix2win.c,h5_extlink.c,h5_attribute.c +# -Werror=unused-parameter + |