u
U
umbrella
undef
undefined
unexported_symbols_list
v
V
version
w
W
Wa
Wabi
Waggregate-return
Wall
Wbad-function-cast
Wcast-align
Wcast-qual
Wchar-subscripts
Wcomment
Wcomments
Wconversion
protoize
Wctor-dtor-privacy
Wdisabled-optimization
Wdiv-by-zero
weak_reference_mismatches
Weffc++
Wendif-labels
Werror
Werror-implicit-function-declaration
Wfloat-equal
Wformat
Wformat-nonliteral
Wformat-security
Wformat=2
whatsloaded
whyload
Wimplicit
Wimplicit-function-declaration
Wimplicit-int
Wimport
Winline
Wl
Wlarger-than
Wlong-long
Wmain
Wmissing-braces
Wmissing-declarations
Wmissing-format-attribute
Wmissing-noreturn
Wmissing-prototypes
Wmultichar
Wnested-externs
Wno-deprecated
Wno-deprecated-declarations
Wno-div-by-zero
Wno-format-extra-args
Wno-format-y2k
Wno-format-zero-length
Wno-import
Wno-long-long
Wno-multichar
Wno-non-template-friend
Wno-pmf-conversions
Wno-protocol
Wnon-virtual-dtor
Wnonnull
Wold-style-cast
Woverloaded-virtual
Wp
Wpacked
Wpadded
Wparentheses
Wpointer-arith
void
Wredundant-decls
Wreorder
Wreturn-type
Wselector
Wsequence-point
Wshadow
Wsign-compare
Wsign-promo
Wstrict-aliasing
Wstrict-prototypes
Wswitch
Wswitch-enum
Wswitch-switch
Wsynth
Wsystem-headers
Wtraditional
Wtrigraphs
Wundeclared-selector
Wundef
Wuninitialized
Wunknown-pragmas
Wunreachable-code
Wunused
Wunused-function
Wunused-label
Wunused-macros
Wunused-parameter
Wunused-value
Wunused-variable
Wwrite-strings