* config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.

[pf3gnuchains/gcc-fork.git] / gcc / doc / cpp.texi

diff --git a/gcc/doc/cpp.texi b/gcc/doc/cpp.texi
index fa94f48..15d301a 100644 (file)
--- a/gcc/doc/cpp.texi
+++ b/gcc/doc/cpp.texi
@@ -6,10 +6,12 @@
 @c @cropmarks
 @c @finalout
 
+@include gcc-common.texi
+
 @copying
 @c man begin COPYRIGHT
 Copyright @copyright{} 1987, 1989, 1991, 1992, 1993, 1994, 1995, 1996,
-1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004
+1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005
 Free Software Foundation, Inc.
 
 Permission is granted to copy, distribute and/or modify this document
@@ -40,10 +42,6 @@ This manual contains no Invariant Sections.  The Front-Cover Texts are
 @c man end
 @end copying
 
-@macro gcctabopt{body}
-@code{\body\}
-@end macro
-
 @c Create a separate index for command line options.
 @defcodeindex op
 @syncodeindex vr op
@@ -60,8 +58,7 @@ This manual contains no Invariant Sections.  The Front-Cover Texts are
 
 @titlepage
 @title The C Preprocessor
-@subtitle Last revised April 2001
-@subtitle for GCC version 3
+@subtitle for GCC version @value{version-GCC}
 @author Richard M. Stallman
 @author Zachary Weinberg
 @page
@@ -1321,7 +1318,7 @@ name, and you wish to use the function sometimes.
 
 @smallexample
 extern void foo(void);
-#define foo() /* optimized inline version */
+#define foo() /* @r{optimized inline version} */
 @dots{}
   foo();
   funcptr = foo;
@@ -1930,16 +1927,16 @@ These macros are defined by all GNU compilers that use the C
 preprocessor: C, C++, and Objective-C@.  Their values are the major
 version, minor version, and patch level of the compiler, as integer
 constants.  For example, GCC 3.2.1 will define @code{__GNUC__} to 3,
-@code{__GNUC_MINOR__} to 2, and @code{__GNUC_PATCHLEVEL__} to 1.  They
-are defined only when the entire compiler is in use; if you invoke the
-preprocessor directly, they are not defined.
+@code{__GNUC_MINOR__} to 2, and @code{__GNUC_PATCHLEVEL__} to 1.  These
+macros are also defined if you invoke the preprocessor directly.
 
 @code{__GNUC_PATCHLEVEL__} is new to GCC 3.0; it is also present in the
 widely-used development snapshots leading up to 3.0 (which identify
 themselves as GCC 2.96 or 2.97, depending on which snapshot you have).
 
 If all you need to know is whether or not your program is being compiled
-by GCC, you can simply test @code{__GNUC__}.  If you need to write code
+by GCC, or a non-GCC compiler that claims to accept the GNU C dialects,
+you can simply test @code{__GNUC__}.  If you need to write code
 which depends on a specific version, you must be more careful.  Each
 time the minor version is increased, the patch level is reset to zero;
 each time the major version is increased (which happens rarely), the
@@ -2214,7 +2211,7 @@ These definitions are effectively the same:
 @smallexample
 #define FOUR (2 + 2)
 #define FOUR         (2    +    2)
-#define FOUR (2 /* two */ + 2)
+#define FOUR (2 /* @r{two} */ + 2)
 @end smallexample
 @noindent
 but these are not:
@@ -3541,8 +3538,8 @@ require matching quotes.  For example:
 @smallexample
 #define m This macro's fine and has an unmatched quote
 "/* This is not a comment.  */
-/* This is a comment.  The following #include directive
-   is ill-formed.  */
+/* @r{This is a comment.  The following #include directive
+   is ill-formed.}  */
 #include <stdio.h
 @end smallexample
 
@@ -3629,7 +3626,7 @@ example
 
 @smallexample
 #define str(x) "x"
-str(/* A comment */some text )
+str(/* @r{A comment} */some text )
      @expansion{} "some text "
 @end smallexample
 
@@ -4048,7 +4045,7 @@ they generally represent bugs in the snapshots.
 
 @item -I- deprecated
 
-This option has been deprecated in 3.5.  @option{-iquote} is meant to
+This option has been deprecated in 4.0.  @option{-iquote} is meant to
 replace the need for this option.
 
 @item Order of evaluation of @samp{#} and @samp{##} operators