gcc/

[pf3gnuchains/gcc-fork.git] / gcc / c.opt

diff --git a/gcc/c.opt b/gcc/c.opt
index 928e8b2..dd9013e 100644 (file)
--- a/gcc/c.opt
+++ b/gcc/c.opt
@@ -5,7 +5,7 @@
 ;
 ; GCC is free software; you can redistribute it and/or modify it under
 ; the terms of the GNU General Public License as published by the Free
 ;
 ; GCC is free software; you can redistribute it and/or modify it under
 ; the terms of the GNU General Public License as published by the Free

-; Software Foundation; either version 2, or (at your option) any later
+; Software Foundation; either version 3, or (at your option) any later

 ; version.
 ;
 ; GCC is distributed in the hope that it will be useful, but WITHOUT ANY
 ; version.
 ;
 ; GCC is distributed in the hope that it will be useful, but WITHOUT ANY


@@ -14,9 +14,8 @@
 ; for more details.
 ;
 ; You should have received a copy of the GNU General Public License
 ; for more details.
 ;
 ; 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, 51 Franklin Street, Fifth Floor, Boston, MA
-; 02110-1301, USA.
+; along with GCC; see the file COPYING3.  If not see
+; <http://www.gnu.org/licenses/>.

 
 ; See the GCC internals manual for a description of this file's format.
 
 
 ; See the GCC internals manual for a description of this file's format.
 


@@ -133,7 +132,7 @@ C ObjC Var(warn_bad_function_cast) Warning
 Warn about casting functions to incompatible types
 
 Wc++-compat
 Warn about casting functions to incompatible types
 
 Wc++-compat

-C Var(warn_cxx_compat) Warning
+C ObjC Var(warn_cxx_compat) Warning

 Warn about C constructs that are not in the common subset of C and C++
 
 Wc++0x-compat
 Warn about C constructs that are not in the common subset of C and C++
 
 Wc++0x-compat


@@ -164,6 +163,10 @@ Wconversion
 C ObjC C++ ObjC++ Var(warn_conversion) Warning
 Warn for implicit type conversions that may change a value
 
 C ObjC C++ ObjC++ Var(warn_conversion) Warning
 Warn for implicit type conversions that may change a value
 

+Wsign-conversion
+C ObjC C++ ObjC++ Var(warn_sign_conversion) Init(-1)
+Warn for implicit type conversions between signed and unsigned integers
+

 Wctor-dtor-privacy
 C++ ObjC++ Var(warn_ctor_dtor_privacy) Warning
 Warn when all constructors and destructors are private
 Wctor-dtor-privacy
 C++ ObjC++ Var(warn_ctor_dtor_privacy) Warning
 Warn when all constructors and destructors are private


@@ -177,7 +180,7 @@ C++ ObjC++ Var(warn_deprecated) Init(1) Warning
 Warn about deprecated compiler features
 
 Wdiv-by-zero
 Warn about deprecated compiler features
 
 Wdiv-by-zero

-C ObjC C++ Var(warn_div_by_zero) Init(1) Warning
+C ObjC C++ ObjC++ Var(warn_div_by_zero) Init(1) Warning

 Warn about compile-time integer division by zero
 
 Weffc++
 Warn about compile-time integer division by zero
 
 Weffc++


@@ -216,6 +219,10 @@ Wformat-nonliteral
 C ObjC C++ ObjC++ Var(warn_format_nonliteral) Warning
 Warn about format strings that are not literals
 
 C ObjC C++ ObjC++ Var(warn_format_nonliteral) Warning
 Warn about format strings that are not literals
 

+Wformat-contains-nul
+C ObjC C++ ObjC++ Var(warn_format_contains_nul) Warning
+Warn about format strings that contain NUL bytes
+

 Wformat-security
 C ObjC C++ ObjC++ Var(warn_format_security) Warning
 Warn about possible security problems with format functions
 Wformat-security
 C ObjC C++ ObjC++ Var(warn_format_security) Warning
 Warn about possible security problems with format functions


@@ -231,6 +238,10 @@ Warn about zero-length formats
 Wformat=
 C ObjC C++ ObjC++ Joined Warning
 
 Wformat=
 C ObjC C++ ObjC++ Joined Warning
 

+Wignored-qualifiers
+C C++ Var(warn_ignored_qualifiers) Init(-1) Warning
+Warn whenever type qualifiers are ignored.
+

 Winit-self
 C ObjC C++ ObjC++ Var(warn_init_self) Warning
 Warn about variables which are initialized to themselves
 Winit-self
 C ObjC C++ ObjC++ Var(warn_init_self) Warning
 Warn about variables which are initialized to themselves


@@ -267,7 +278,7 @@ C ObjC C++ ObjC++ Var(warn_long_long) Init(1) Warning
 Do not warn about using \"long long\" when -pedantic
 
 Wmain
 Do not warn about using \"long long\" when -pedantic
 
 Wmain

-C ObjC Warning
+C ObjC C++ ObjC++ Warning

 Warn about suspicious declarations of \"main\"
 
 Wmissing-braces
 Warn about suspicious declarations of \"main\"
 
 Wmissing-braces


@@ -412,7 +423,7 @@ Warn if type signatures of candidate methods do not match exactly
 
 Wsynth
 C++ ObjC++ Var(warn_synth) Warning
 
 Wsynth
 C++ ObjC++ Var(warn_synth) Warning

-Warn when synthesis behavior differs from Cfront
+Deprecated.  This switch has no effect

 
 Wsystem-headers
 C ObjC C++ ObjC++ Warning
 
 Wsystem-headers
 C ObjC C++ ObjC++ Warning


@@ -454,6 +465,10 @@ Wvla
 C ObjC C++ ObjC++ Var(warn_vla) Init(-1) Warning
 Warn if a variable length array is used
 
 C ObjC C++ ObjC++ Var(warn_vla) Init(-1) Warning
 Warn if a variable length array is used
 

+Wvolatile-register-var
+C ObjC C++ ObjC++ Var(warn_volatile_register_var) Warning
+Warn when a register variable is declared volatile
+

 Wwrite-strings
 C ObjC C++ ObjC++ Var(warn_write_strings) Warning
 In C++, nonzero means warn about deprecated conversion from string literals to `char *'.  In C, similar warning, except that the conversion is of course not deprecated by the ISO C standard.
 Wwrite-strings
 C ObjC C++ ObjC++ Var(warn_write_strings) Warning
 In C++, nonzero means warn about deprecated conversion from string literals to `char *'.  In C, similar warning, except that the conversion is of course not deprecated by the ISO C standard.


@@ -512,6 +527,10 @@ fdefault-inline
 C++ ObjC++
 Inline member functions by default
 
 C++ ObjC++
 Inline member functions by default
 

+fdirectives-only
+C ObjC C++ ObjC++
+Preprocess directives only.
+

 fdollars-in-identifiers
 C ObjC C++ ObjC++
 Permit '$' as an identifier character
 fdollars-in-identifiers
 C ObjC C++ ObjC++
 Permit '$' as an identifier character


@@ -547,7 +566,7 @@ C++ ObjC++
 Scope of for-init-statement variables is local to the loop
 
 ffreestanding
 Scope of for-init-statement variables is local to the loop
 
 ffreestanding

-C ObjC
+C ObjC C++ ObjC++

 Do not assume that standard C libraries and \"main\" exist
 
 fgnu-keywords
 Do not assume that standard C libraries and \"main\" exist
 
 fgnu-keywords


@@ -559,7 +578,7 @@ ObjC ObjC++
 Generate code for GNU runtime environment
 
 fgnu89-inline
 Generate code for GNU runtime environment
 
 fgnu89-inline

-C Var(flag_gnu89_inline) Init(-1)
+C ObjC Var(flag_gnu89_inline) Init(-1)

 Use traditional GNU semantics for inline functions
 
 fguiding-decls
 Use traditional GNU semantics for inline functions
 
 fguiding-decls


@@ -592,7 +611,7 @@ C++ ObjC++
 Emit implicit instantiations of templates
 
 ffriend-injection
 Emit implicit instantiations of templates
 
 ffriend-injection

-C++ Var(flag_friend_injection)
+C++ ObjC++ Var(flag_friend_injection)

 Inject friend functions into enclosing namespace
 
 flabels-ok
 Inject friend functions into enclosing namespace
 
 flabels-ok


@@ -755,6 +774,10 @@ fvisibility-inlines-hidden
 C++ ObjC++
 Marks all inlined methods as having hidden visibility
 
 C++ ObjC++
 Marks all inlined methods as having hidden visibility
 

+fvisibility-ms-compat
+C++ ObjC++ Var(flag_visibility_ms_compat)
+Changes visibility to match Microsoft Visual Studio by default
+

 fvtable-gc
 C++ ObjC++
 Discard unused virtual functions
 fvtable-gc
 C++ ObjC++
 Discard unused virtual functions


@@ -787,6 +810,18 @@ gen-decls
 ObjC ObjC++
 Dump declarations to a .decl file
 
 ObjC ObjC++
 Dump declarations to a .decl file
 

+femit-struct-debug-baseonly
+C ObjC C++ ObjC++
+-femit-struct-debug-baseonly   Aggressive reduced debug info for structs
+
+femit-struct-debug-reduced
+C ObjC C++ ObjC++
+-femit-struct-debug-reduced    Conservative reduced debug info for structs
+
+femit-struct-debug-detailed=
+C ObjC C++ ObjC++ Joined
+-femit-struct-debug-detailed=<spec-list>       Detailed reduced debug info for structs
+

 idirafter
 C ObjC C++ ObjC++ Joined Separate
 -idirafter <dir>       Add <dir> to the end of the system include path
 idirafter
 C ObjC C++ ObjC++ Joined Separate
 -idirafter <dir>       Add <dir> to the end of the system include path


@@ -943,7 +978,7 @@ C ObjC C++ ObjC++
 Do not predefine system-specific and GCC-specific macros
 
 v
 Do not predefine system-specific and GCC-specific macros
 
 v

-C ObjC C++ ObjC++
+Common C ObjC C++ ObjC++

 Enable verbose output
 
 w
 Enable verbose output
 
 w