2008-10-30 Catherine Moore <clm@codesourcery.com>

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

diff --git a/gcc/c.opt b/gcc/c.opt
index 61aaf82..94d6047 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
-; 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
@@ -14,9 +14,8 @@
 ; 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.
 
@@ -132,6 +131,10 @@ Wbad-function-cast
 C ObjC Var(warn_bad_function_cast) Warning
 Warn about casting functions to incompatible types
 
+Wbuiltin-macro-redefined
+C ObjC C++ ObjC++ Warning
+Warn when a built-in preprocessor macro is undefined or redefined
+
 Wc++-compat
 C ObjC Var(warn_cxx_compat) Warning
 Warn about C constructs that are not in the common subset of C and C++
@@ -164,6 +167,10 @@ Wconversion
 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
@@ -173,7 +180,7 @@ C ObjC Var(warn_declaration_after_statement) Warning
 Warn when a declaration is found after a statement
 
 Wdeprecated
-C++ ObjC++ Var(warn_deprecated) Init(1) Warning
+C C++ ObjC ObjC++ Var(warn_deprecated) Init(1) Warning
 Warn about deprecated compiler features
 
 Wdiv-by-zero
@@ -192,6 +199,10 @@ Wendif-labels
 C ObjC C++ ObjC++ Warning
 Warn about stray tokens after #elif and #endif
 
+Wenum-compare
+C++ ObjC++ Var(warn_enum_compare) Init(1) Warning
+Warn about comparison of different enum types
+
 Werror
 C ObjC C++ ObjC++
 ; Documented in common.opt
@@ -235,6 +246,10 @@ Warn about zero-length formats
 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
@@ -251,8 +266,7 @@ C ObjC Var(warn_implicit_int) Warning
 Warn when a declaration does not specify a type
 
 Wimport
-C ObjC C++ ObjC++
-Deprecated.  This switch has no effect
+C ObjC C++ ObjC++ Undocumented
 
 Wint-to-pointer-cast
 C ObjC Var(warn_int_to_pointer_cast) Init(1) Warning
@@ -271,7 +285,7 @@ C ObjC C++ ObjC++ Var(warn_long_long) Init(1) Warning
 Do not warn about using \"long long\" when -pedantic
 
 Wmain
-C ObjC Warning
+C ObjC C++ ObjC++ Var(warn_main) Init(-1) Warning
 Warn about suspicious declarations of \"main\"
 
 Wmissing-braces
@@ -416,7 +430,7 @@ Warn if type signatures of candidate methods do not match exactly
 
 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
@@ -458,6 +472,10 @@ Wvla
 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.
@@ -516,6 +534,10 @@ fdefault-inline
 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
@@ -551,7 +573,7 @@ C++ ObjC++
 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
@@ -661,7 +683,7 @@ Enable OpenMP
 
 foperator-names
 C++ ObjC++
-Recognize C++ kewords like \"compl\" and \"xor\"
+Recognize C++ keywords like \"compl\" and \"xor\"
 
 foptional-diags
 C++ ObjC++
@@ -759,6 +781,10 @@ fvisibility-inlines-hidden
 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
@@ -846,9 +872,6 @@ C ObjC C++ ObjC++ Joined Separate
 lang-asm
 C Undocumented
 
-lang-fortran
-C Undocumented
-
 lang-objc
 C ObjC C++ ObjC++ Undocumented
 
@@ -959,7 +982,7 @@ C ObjC C++ ObjC++
 Do not predefine system-specific and GCC-specific macros
 
 v
-C ObjC C++ ObjC++
+Common C ObjC C++ ObjC++
 Enable verbose output
 
 w