Supported GCC options
The following GCC options are supported in IBM® XL
C/C++ for Linux, V13.1.2.
For details about these options, see the GNU Compiler Collection online
documentation at http://gcc.gnu.org/onlinedocs/.
- @file
- -###
- --help
- --sysroot
- --version
- -ansi
- -dD
- -dM
- -fansi-escape-codes
- -fasm, -fno-asm
- -fcolor-diagnostics
- -fcommon, -fno-common
- -fconstexpr-depth
- -ffast-math
- -fdiagnostic-parsable-fixits
- -fdiagnostic-show-category=[none|id|name]
- -fdiagnostic-show-template-tree
- -fdiagnostics-fixit-info
- -fdiagnostics-format=[clang|msvc|vi]
- -fdiagnostics-print-source-range-info
- -fdiagnostics-show-name
- -fdiagnostics-show-option
- -fdollars-in-identifiers, -fno-dollars-in-identifiers
- -fdump-class-hierarchy
- -fexceptions, -fno-exceptions
- -ffreestanding
- -fgnu89-inline
- -fhosted
- -finline-functions
- -fmessage-length
- -fno-access-control
- -fno-assume-sane-operator-new
- -fno-builtin
- -fno-diagnostics-show-caret
- -fno-diagnostics-show-option
- -fno-elide-type
- -fno-gnu-keywords
- -fno-operator-names
- -fno-rtti
- -fno-show-column
- -fpack-struct
- -fpermissive
- -fPIC, -fno-PIC
- -fPIE, -fno-PIE
- -fshort-enums
- -fshort-wchar
- -fshow-column
- -fshow-source-location
- -fsigned-char, -fno-signed-char
- -fstrict-aliasing
- -fsyntax-only
- -ftabstop=width
- -ftemplate-backtrace-limit
- -ftemplate-depth
- -ftime-report
- -ftls-model, -fno-tls-model
- -ftrap-function=name
- -ftrapping-math, -fnotrapping-math
- -funsigned-char, -fno-unsigned-char
- -funroll-all-loops
- -funroll-loops
- -fvisibility
- -idirafter
- -imacros
- -include
- -iprefix
- -iquote
- -isysroot
- -isystem
- -iwithprefix
- -maltivec, -mno-altivec
- -mcpu
- -mtune
- -M
- -MD
- -MF
- -MG
- -MM
- -MMD
- -MP
- -MQ
- -MT
- -nodefaultlibs
- -nostartfiles
- -nostdinc
- -nostdinc++
- -Ofast
- -pedantic
- -pedantic-errors
- -pie
- -rdynamic
- -shared
- -shared-libgcc
- -static
- -static-libgcc
- -std
- -trigraphs
- -w
- -Wall
- -Wambiguous-member-template
- -Wbad-function-cast
- -Wbind-to-temporary-copy
- -Wc++11-compat
- -Wcast-align
- -Wchar-subscripts
- -Wcomment
- -Wconversion
- -Wdelete-non-virtual-dtor
- -Wempty-body
- -Wenum-compare
- -Werror
- -Werror=foo [specically, -Werror=unused-command-line-argument to switch between warning/error for invalid options]
- -Weverything
- -Wextra-tokens
- -Wfatal-errors
- -Wfloat-equal
- -Wfoo
- -Wformat-nonliteral
- -Wformat-security
- -Wformat-y2k
- -Wignored-qualifiers
- -Wimplicit
- -Wimplicit-function-declaration
- -Wimplicit-int
- -Wmain
- -Wmissing-braces
- -Wmissing-field-initializers
- -Wmissing-prototypes
- -Wnarrowing
- -Wno-attributes
- -Wno-builtin-macro-redefined
- -Wno-deprecated
- -Wno-deprecated-declarations
- -Wno-division-by-zero
- -Wno-endif-labels
- -Wno-extra-tokens
- -Wno-format
- -Wno-format-extra-args
- -Wno-format-zero-length
- -Wno-int-conversion
- -Wno-int-to-pointer-cast
- -Wno-invalid-offsetof
- -Wno-multichar
- -Wnonnull
- -Wno-return-local-addr
- -Wno-unused-result
- -Wno-virtual-move-assign
- -Wnon-virtual-dtor
- -Woverlength-strings
- -Woverloaded-virtual
- -Wpadded
- -Wparantheses
- -Wpedantic
- -Wpointer-arith
- -Wpointer-sign
- -Wreorder
- -Wreturn-type
- -Wsequence-point
- -Wshadow
- -Wsign-compare
- -Wsign-conversion
- -Wsizeof-pointer-memaccess
- -Wswitch
- -Wsystem-headers
- -Wtautological-compare
- -Wtrigraphs
- -Wtype-limits
- -Wundef
- -Wuninitialized
- -Wunknown-pragmas
- -Wunused
- -Wunused-label
- -Wunused-parameter
- -Wunused-value
- -Wunused-variable
- -Wvarargs
- -Wvariadic-macros
- -Wvla
- -Wwrite-strings
- -x
- -X
