diff options
author | Allen Byrne <byrn@hdfgroup.org> | 2020-01-20 15:28:50 (GMT) |
---|---|---|
committer | Allen Byrne <byrn@hdfgroup.org> | 2020-01-20 15:29:01 (GMT) |
commit | 113481a8198e0f863a01e2d2cb3c43d5a5a844cd (patch) | |
tree | 24fb27b8f497313c7ef594b96e8a592a4d215fcf /config | |
parent | 8eb45094683843798b86ad8c3da298ebbde02fde (diff) | |
download | hdf5-113481a8198e0f863a01e2d2cb3c43d5a5a844cd.zip hdf5-113481a8198e0f863a01e2d2cb3c43d5a5a844cd.tar.gz hdf5-113481a8198e0f863a01e2d2cb3c43d5a5a844cd.tar.bz2 |
Create common warnings for build systems
Diffstat (limited to 'config')
-rw-r--r-- | config/cmake/HDFCompilerFlags.cmake | 47 | ||||
-rw-r--r-- | config/gnu-flags | 48 | ||||
-rw-r--r-- | config/gnu-warnings-developer-general | 14 | ||||
-rw-r--r-- | config/gnu-warnings-general | 32 | ||||
-rw-r--r-- | config/gnu-warnings-no-developer-general | 4 | ||||
-rw-r--r-- | config/intel-flags | 19 | ||||
-rw-r--r-- | config/intel-warnings-general | 10 |
7 files changed, 145 insertions, 29 deletions
diff --git a/config/cmake/HDFCompilerFlags.cmake b/config/cmake/HDFCompilerFlags.cmake index f49b674..100ada3 100644 --- a/config/cmake/HDFCompilerFlags.cmake +++ b/config/cmake/HDFCompilerFlags.cmake @@ -12,6 +12,24 @@ set(CMAKE_C_STANDARD 99) set(CMAKE_C_STANDARD_REQUIRED TRUE) +macro (ADD_H5_FLAGS h5_flag_var infile) + file (STRINGS ${infile} TEST_FLAG_STREAM) + #message (STATUS "TEST_FLAG_STREAM=${TEST_FLAG_STREAM}") + list (LENGTH TEST_FLAG_STREAM len_flag) + if (len_flag GREATER 0) + math (EXPR _FP_LEN "${len_flag} - 1") + foreach (line RANGE 0 ${_FP_LEN}) + list (GET TEST_FLAG_STREAM ${line} str_flag) + string (REGEX REPLACE "^#.*" "" str_flag "${str_flag}") + #message (STATUS "str_flag=${str_flag}") + if (str_flag) + set (${h5_flag_var} "${${h5_flag_var}} ${str_flag}") + endif () + endforeach () + endif () + #message (STATUS "h5_flag_var=${${h5_flag_var}}") +endmacro () + message (STATUS "Warnings Configuration:") set (CMAKE_C_FLAGS "${CMAKE_C99_STANDARD_COMPILE_OPTION} ${CMAKE_C_FLAGS}") #----------------------------------------------------------------------------- @@ -95,7 +113,9 @@ if (NOT MSVC AND CMAKE_COMPILER_IS_GNUCC) # NOTE: Don't add -Wpadded here since we can't/won't fix the (many) # warnings that are emitted. If you need it, add it at configure time. if (CMAKE_C_COMPILER_ID STREQUAL "Intel") - set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wcheck -Wall") + ADD_H5_FLAGS (CMAKE_C_FLAGS_GENERAL "${HDF5_SOURCE_DIR}/config/intel-warnings-general") + message (STATUS "CMAKE_C_FLAGS_GENERAL=${CMAKE_C_FLAGS_GENERAL}") + set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${CMAKE_C_FLAGS_GENERAL}") set (H5_CFLAGS0 "${H5_CFLAGS0} -Wcomment -Wdeprecated -Wmain -Wmissing-declarations -Wmissing-prototypes -Wp64 -Wpointer-arith") set (H5_CFLAGS0 "${H5_CFLAGS0} -Wreturn-type -Wstrict-prototypes -Wuninitialized") set (H5_CFLAGS0 "${H5_CFLAGS0} -Wunknown-pragmas -Wunused-function -Wunused-variable") @@ -106,16 +126,19 @@ if (NOT MSVC AND CMAKE_COMPILER_IS_GNUCC) set (H5_CFLAGS0 "${H5_CFLAGS0} -Wsign-compare -Wtrigraphs -Wwrite-strings") endif() elseif (CMAKE_C_COMPILER_ID STREQUAL "GNU") - set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -pedantic -Wall -Wextra") - set (H5_CFLAGS0 "${H5_CFLAGS0} -Wbad-function-cast -Wno-c++-compat -Wcast-align") - set (H5_CFLAGS0 "${H5_CFLAGS0} -Wcast-qual -Wconversion -Wdeclaration-after-statement -Wdisabled-optimization -Wfloat-equal") - set (H5_CFLAGS0 "${H5_CFLAGS0} -Wformat=2 -Winit-self -Winvalid-pch -Wmissing-declarations -Wmissing-include-dirs") - set (H5_CFLAGS0 "${H5_CFLAGS0} -Wmissing-prototypes -Wnested-externs -Wold-style-definition -Wpacked -Wpointer-arith") - set (H5_CFLAGS0 "${H5_CFLAGS0} -Wredundant-decls -Wshadow -Wstrict-prototypes -Wswitch-default -Wswitch-enum") - set (H5_CFLAGS0 "${H5_CFLAGS0} -Wundef -Wunused-macros -Wunsafe-loop-optimizations -Wwrite-strings") + ADD_H5_FLAGS (CMAKE_C_FLAGS_GENERAL "${HDF5_SOURCE_DIR}/config/gnu-warnings-general") + message (STATUS "CMAKE_C_FLAGS_GENERAL=${CMAKE_C_FLAGS_GENERAL}") + set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${CMAKE_C_FLAGS_GENERAL}") + set (H5_CFLAGS0 "${H5_CFLAGS0} -Wbad-function-cast -Wcast-align") + set (H5_CFLAGS0 "${H5_CFLAGS0} -Wdeclaration-after-statement -Wdisabled-optimization") + set (H5_CFLAGS0 "${H5_CFLAGS0} -Wmissing-declarations") + set (H5_CFLAGS0 "${H5_CFLAGS0} -Wmissing-prototypes -Wnested-externs -Wold-style-definition -Wpacked") + set (H5_CFLAGS0 "${H5_CFLAGS0} -Wredundant-decls -Wstrict-prototypes -Wswitch-enum -Wswitch-default") + set (H5_CFLAGS0 "${H5_CFLAGS0} -Wunused-macros -Wunsafe-loop-optimizations") # gcc automatically inlines based on the optimization level # this is just a failsafe set (H5_CFLAGS0 "${H5_CFLAGS0} -finline-functions") + message (STATUS "H5_CFLAGS0=${H5_CFLAGS0}") endif () endif () @@ -129,11 +152,13 @@ if (NOT MSVC AND CMAKE_COMPILER_IS_GNUCC) if (CMAKE_C_COMPILER_ID STREQUAL "Intel") set (H5_CFLAGS0 "${H5_CFLAGS0} -Winline -Wreorder -Wport -Wstrict-aliasing") elseif (CMAKE_C_COMPILER_ID STREQUAL "GNU") - set (H5_CFLAGS0 "${H5_CFLAGS0} -Winline -Waggregate-return -Wmissing-format-attribute -Wmissing-noreturn") + ADD_H5_FLAGS (CMAKE_C_FLAGS_DEV_GENERAL "${HDF5_SOURCE_DIR}/config/gnu-warnings-developer-general") + set (H5_CFLAGS0 "${H5_CFLAGS0} ${CMAKE_C_FLAGS_DEV_GENERAL}") endif () else () if (CMAKE_C_COMPILER_ID STREQUAL "GNU") - set (H5_CFLAGS0 "${H5_CFLAGS0} -Wno-inline -Wno-aggregate-return -Wno-missing-format-attribute -Wno-missing-noreturn") + ADD_H5_FLAGS (CMAKE_C_FLAGS_NO_DEV_GENERAL "${HDF5_SOURCE_DIR}/config/gnu-warnings-no-developer-general") + set (H5_CFLAGS0 "${H5_CFLAGS0} ${CMAKE_C_FLAGS_NO_DEV_GENERAL}") endif () endif () @@ -200,7 +225,7 @@ if (NOT MSVC AND CMAKE_COMPILER_IS_GNUCC) # Append more extra warning flags that only gcc 7.x+ know about if (CMAKE_C_COMPILER_ID STREQUAL "GNU" AND NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 7.0) - set (H5_CFLAGS4 "${H5_CFLAGS4} -Walloc-zero -Walloca -Wduplicated-branches -Wformat-overflow=2 -Wformat-truncation=2 -Wimplicit-fallthrough=5 -Wrestrict") + set (H5_CFLAGS4 "${H5_CFLAGS4} -Walloc-zero -Walloca -Wduplicated-branches -Wformat-overflow=2 -Wformat-truncation=1 -Wimplicit-fallthrough=5 -Wrestrict") endif () # Append more extra warning flags that only gcc 8.x+ know about diff --git a/config/gnu-flags b/config/gnu-flags index 16795d0..f23ad68 100644 --- a/config/gnu-flags +++ b/config/gnu-flags @@ -17,6 +17,21 @@ # if the compiler is not GNU; otherwise 'cc_flags_set' is set to 'yes' # +# +# Prepend `$srcdir/config/gnu-` to the filename suffix(es) given as +# subroutine argument(s), remove comments starting with # and ending +# at EOL, replace spans of whitespace (including newlines) with spaces, +# and re-emit the file(s) thus filtered on the standard output stream. +# +load_gcc_arguments() +{ + set -- $(for arg; do + sed 's,#.*$,,' $srcdir/config/gnu-${arg} + done) + IFS=' ' echo "$*" +} + + # Get the compiler version in a way that works for gcc # unless a compiler version is already known # @@ -138,7 +153,7 @@ if test "X-gcc" = "X-$cc_vendor"; then ################ # Optimization # ################ - + if test $cc_vers_major -le 4; then HIGH_OPT_CFLAGS="-O3" DEBUG_OPT_CFLAGS= @@ -171,12 +186,13 @@ if test "X-gcc" = "X-$cc_vendor"; then # NOTE: Due to the divergence in the C and C++, we're dropping support for # compiling the C library with a C++ compiler and dropping the -Wc++-compat # warning. - H5_CFLAGS="$H5_CFLAGS -pedantic -Wall -Wextra -Wbad-function-cast -Wno-c++-compat -Wcast-align" - H5_CFLAGS="$H5_CFLAGS -Wcast-qual -Wconversion -Wdeclaration-after-statement -Wdisabled-optimization -Wfloat-equal" - H5_CFLAGS="$H5_CFLAGS -Wformat=2 -Wno-format-nonliteral -Winit-self -Winvalid-pch -Wmissing-declarations -Wmissing-include-dirs" + H5_CFLAGS="$H5_CFLAGS $(load_gcc_arguments warnings-general)" + H5_CFLAGS="$H5_CFLAGS -Wbad-function-cast -Wcast-align" + H5_CFLAGS="$H5_CFLAGS -Wdeclaration-after-statement -Wdisabled-optimization" + H5_CFLAGS="$H5_CFLAGS -Wmissing-declarations" H5_CFLAGS="$H5_CFLAGS -Wmissing-prototypes -Wnested-externs -Wold-style-definition -Wpacked" - H5_CFLAGS="$H5_CFLAGS -Wredundant-decls -Wshadow -Wstrict-prototypes -Wswitch-enum -Wswitch-default" - H5_CFLAGS="$H5_CFLAGS -Wundef -Wunused-macros -Wunsafe-loop-optimizations -Wwrite-strings" + H5_CFLAGS="$H5_CFLAGS -Wredundant-decls -Wstrict-prototypes -Wswitch-enum -Wswitch-default" + H5_CFLAGS="$H5_CFLAGS -Wunused-macros -Wunsafe-loop-optimizations" ###################### # Developer warnings # @@ -184,8 +200,8 @@ if test "X-gcc" = "X-$cc_vendor"; then # (suggestions from gcc, not code problems) # NOTE: -Wformat-nonliteral added back in here (from being disabled in H5_CFLAGS) - DEVELOPER_WARNING_CFLAGS="-Winline -Waggregate-return -Wmissing-format-attribute -Wmissing-noreturn -Wformat-nonliteral" - NO_DEVELOPER_WARNING_CFLAGS="-Wno-inline -Wno-aggregate-return -Wno-missing-format-attribute -Wno-missing-noreturn" + NO_DEVELOPER_WARNING_CFLAGS=$(load_gcc_arguments warnings-no-developer-general) + DEVELOPER_WARNING_CFLAGS=$(load_gcc_arguments warnings-developer-general) ####################### # gcc 4 special cases # @@ -196,11 +212,11 @@ if test "X-gcc" = "X-$cc_vendor"; then H5_CFLAGS="$H5_CFLAGS -Wno-long-long" fi - # -Wvolatile-register-var was later incorporated into -Wall and - # only needs to be specified explicitly for gcc 4.2-4.3 + # -Wvolatile-register-var was later incorporated into -Wall and + # only needs to be specified explicitly for gcc 4.2-4.3 if test $cc_vers_major -eq 4 -a $cc_vers_minor -ge 2 -o $cc_vers_major -eq 4 -a $cc_vers_minor -le 3; then - H5_CFLAGS="$H5_CFLAGS -Wvolatile-register-var" - fi + H5_CFLAGS="$H5_CFLAGS -Wvolatile-register-var" + fi # -Wstrict-aliasing was later incorporated into -Wall and # only needs to be specified explicitly for gcc 4.5-4.6 @@ -223,10 +239,10 @@ if test "X-gcc" = "X-$cc_vendor"; then # Version-specific warnings # ############################# - # gcc 4.3 + # gcc 4.3 if test $cc_vers_major -ge 5 -o $cc_vers_major -eq 4 -a $cc_vers_minor -ge 3; then - H5_CFLAGS="$H5_CFLAGS -Wlogical-op -Wlarger-than=2560" - fi + H5_CFLAGS="$H5_CFLAGS -Wlogical-op -Wlarger-than=2560" + fi # gcc 4.4 if test $cc_vers_major -ge 5 -o $cc_vers_major -eq 4 -a $cc_vers_minor -ge 4; then @@ -276,7 +292,7 @@ if test "X-gcc" = "X-$cc_vendor"; then # gcc 7 if test $cc_vers_major -ge 7; then DEVELOPER_WARNING_CFLAGS="$DEVELOPER_WARNING_CFLAGS -Wstringop-overflow=2" - H5_CFLAGS="$H5_CFLAGS -Walloc-zero -Walloca -Wduplicated-branches -Wformat-overflow=2 -Wformat-truncation=2 -Wimplicit-fallthrough=5 -Wrestrict" + H5_CFLAGS="$H5_CFLAGS -Walloc-zero -Walloca -Wduplicated-branches -Wformat-overflow=2 -Wformat-truncation=1 -Wimplicit-fallthrough=5 -Wrestrict" fi # gcc 8 diff --git a/config/gnu-warnings-developer-general b/config/gnu-warnings-developer-general new file mode 100644 index 0000000..fd47e76 --- /dev/null +++ b/config/gnu-warnings-developer-general @@ -0,0 +1,14 @@ +# (suggestions from gcc, not code problems) +# NOTE: -Wformat-nonliteral added back in here (from being disabled in +# H5_CFLAGS) +-Waggregate-return +-Wformat-nonliteral +-Winline +-Wmissing-format-attribute +-Wmissing-noreturn +# suggested dev warnings from general section +# -Wdisabled-optimization +# -Wswitch-default +# -Wswitch-enum +# -Wunsafe-loop-optimizations +# -Wunused-macros
\ No newline at end of file diff --git a/config/gnu-warnings-general b/config/gnu-warnings-general new file mode 100644 index 0000000..9e67b71 --- /dev/null +++ b/config/gnu-warnings-general @@ -0,0 +1,32 @@ +# Note that some of the flags listed here really should be developer +# flags (listed in separate files, gnu-warnings-developer*) 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 from the +# environment variable at configure time. +-Wall +-Wcast-qual +-Wconversion +-Wextra +-Wfloat-equal +-Wformat=2 +-Winit-self +-Winvalid-pch +-Wmissing-include-dirs +# +# NOTE: Due to the divergence in the C and C++, we're dropping support for +# compiling the C library with a C++ compiler and dropping the -Wc++-compat +# warning. +# +-Wno-c++-compat +# +# NOTE: Disable the -Wformat-nonliteral from -Wformat=2 here and re-add +# it to the developer flags. +# +-Wno-format-nonliteral +-Wshadow +-Wundef +-Wwrite-strings +-pedantic
\ No newline at end of file diff --git a/config/gnu-warnings-no-developer-general b/config/gnu-warnings-no-developer-general new file mode 100644 index 0000000..85dc0a3 --- /dev/null +++ b/config/gnu-warnings-no-developer-general @@ -0,0 +1,4 @@ +-Wno-aggregate-return +-Wno-inline +-Wno-missing-format-attribute +-Wno-missing-noreturn diff --git a/config/intel-flags b/config/intel-flags index dad210c..6b4e406 100644 --- a/config/intel-flags +++ b/config/intel-flags @@ -1,4 +1,4 @@ -# -*- shell-script -*- +# -*- shell-script -*- # # Copyright by The HDF Group. # Copyright by the Board of Trustees of the University of Illinois. @@ -17,6 +17,20 @@ # if the compiler is not Intel; otherwise `cc_flags_set' is set to `yes' # +# +# Prepend `$srcdir/config/intel-` to the filename suffix(es) given as +# subroutine argument(s), remove comments starting with # and ending +# at EOL, replace spans of whitespace (including newlines) with spaces, +# and re-emit the file(s) thus filtered on the standard output stream. +# +load_intel_arguments() +{ + set -- $(for arg; do + sed 's,#.*$,,' $srcdir/config/intel-${arg} + done) + IFS=' ' echo "$*" +} + # Get the compiler version in a way that works for icc # icc unless a compiler version is already known # @@ -66,7 +80,8 @@ if test "X-icc" = "X-$cc_vendor"; then # General # Default to C99 standard. - H5_CFLAGS="$H5_CFLAGS $arch -std=c99 -Wcheck -Wall" + H5_CFLAGS="$H5_CFLAGS $arch -std=c99" + H5_CFLAGS="$H5_CFLAGS $(load_intel_arguments warnings-general)" # Production PROD_CFLAGS= diff --git a/config/intel-warnings-general b/config/intel-warnings-general new file mode 100644 index 0000000..f4ed24c --- /dev/null +++ b/config/intel-warnings-general @@ -0,0 +1,10 @@ +# Note that some of the flags listed here really should be developer +# flags (listed in separate files, gnu-warnings-developer*) 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 from the +# environment variable at configure time. +-Wall +-Wcheck
\ No newline at end of file |