;
; You should have received a copy of the GNU General Public License
; along with GCC; see the file COPYING. If not, write to the Free
-; Software Foundation, 59 Temple Place - Suite 330, Boston, MA
-; 02111-1307, USA.
+; Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
+; 02110-1301, USA.
; See the GCC internals manual for a description of this file's format.
C ObjC C++ ObjC++
Enable most warning messages
+Wassign-intercept
+ObjC ObjC++ Var(warn_assign_intercept)
+Warn whenever an Objective-C assignment is being intercepted by the garbage collector
+
Wbad-function-cast
C ObjC Var(warn_bad_function_cast)
Warn about casting functions to incompatible types
+Wc++-compat
+C Var(warn_cxx_compat)
+Warn about C constructs that are not in the common subset of C and C++
+
+
Wcast-qual
C ObjC C++ ObjC++ Var(warn_cast_qual)
Warn about casts which discard qualifiers
Winit-self
C ObjC C++ ObjC++ Var(warn_init_self)
-Warn about variables which are initialized to themselves.
+Warn about variables which are initialized to themselves
Wimplicit
C ObjC C++ ObjC++
Wimport
C ObjC C++ ObjC++
-Deprecated. This switch has no effect.
+Deprecated. This switch has no effect
Wint-to-pointer-cast
C ObjC Var(warn_int_to_pointer_cast) Init(1)
C ObjC Var(warn_pointer_to_int_cast) Init(1)
Warn when a pointer is cast to an integer of a different size
+Wpragmas
+C ObjC C++ ObjC++ Var(warn_pragmas) Init(1)
+Warn about misuses of pragmas
+
Wprotocol
ObjC ObjC++ Var(warn_protocol) Init(1)
Warn if inherited methods are unimplemented
Warn when the compiler reorders code
Wreturn-type
-C ObjC C++ ObjC++
+C ObjC C++ ObjC++ Var(warn_return_type)
Warn whenever a function's return type defaults to \"int\" (C), or about inconsistent return types (C++)
Wselector
C ObjC Var(warn_strict_prototypes)
Warn about unprototyped function declarations
+Wstrict-selector-match
+ObjC ObjC++ Var(warn_strict_selector_match)
+Warn if type signatures of candidate methods do not match exactly
+
Wsynth
C++ ObjC++ Var(warn_synth)
Warn when synthesis behavior differs from Cfront
Wpointer-sign
C ObjC Var(warn_pointer_sign) Init(1)
-Warn when a pointer differs in signedness in an assignment.
+Warn when a pointer differs in signedness in an assignment
ansi
C ObjC C++ ObjC++
-A synonym for -std=c89 (for C) or -std=c++98 (for C++).
+A synonym for -std=c89 (for C) or -std=c++98 (for C++)
d
C ObjC C++ ObjC++ Joined
C ObjC C++ ObjC++ Joined RejectNegative
-fexec-charset=<cset> Convert all strings and character constants to character set <cset>
+fextended-identifiers
+C ObjC C++ ObjC++
+Permit universal character names (\\u and \\U) in identifiers
+
finput-charset=
C ObjC C++ ObjC++ Joined RejectNegative
--finput-charset=<cset> Specify the default character set for source files.
+-finput-charset=<cset> Specify the default character set for source files
fexternal-templates
ffixed-form
C ObjC
+ffixed-line-length-none
+C ObjC
+
ffixed-line-length-
C ObjC Joined
C++ ObjC++
Emit implicit instantiations of templates
+ffriend-injection
+C++ Var(flag_friend_injection)
+Inject friend functions into enclosing namespace
+
flabels-ok
C++ ObjC++
fnonnull-objects
C++ ObjC++
+; Generate special '- .cxx_construct' and '- .cxx_destruct' methods
+; to initialize any non-POD ivars in Objective-C++ classes.
+fobjc-call-cxx-cdtors
+ObjC++ Var(flag_objc_call_cxx_cdtors)
+Generate special Objective-C methods to initialize/destroy non-POD C++ ivars, if needed
+
+fobjc-direct-dispatch
+ObjC ObjC++ Var(flag_objc_direct_dispatch)
+Allow fast jumps to the message dispatcher
+
+; Nonzero means that we will allow new ObjC exception syntax (@throw,
+; @try, etc.) in source code.
fobjc-exceptions
-ObjC ObjC++
+ObjC ObjC++ Var(flag_objc_exceptions)
Enable Objective-C exception and synchronization syntax
+fobjc-gc
+ObjC ObjC++ Var(flag_objc_gc)
+Enable garbage collection (GC) in Objective-C/Objective-C++ programs
+
+; Nonzero means that we generate NeXT setjmp based exceptions.
fobjc-sjlj-exceptions
-ObjC ObjC++
+ObjC ObjC++ Var(flag_objc_sjlj_exceptions) Init(-1)
Enable Objective-C setjmp exception handling runtime
foperator-names
fthreadsafe-statics
C++ ObjC++
--fno-threadsafe-statics Do not generate thread-safe code for initializing local statics.
+-fno-threadsafe-statics Do not generate thread-safe code for initializing local statics
funsigned-bitfields
C ObjC C++ ObjC++
lang-asm
C Undocumented
+lang-fortran
+C Undocumented
+
lang-objc
C ObjC C++ ObjC++ Undocumented
ObjC ObjC++
Generate C header of platform-specific features
+print-pch-checksum
+C ObjC C++ ObjC++
+Print a checksum of the executable for PCH validity checking, and stop
+
remap
C ObjC C++ ObjC++
Remap file names when including files