| cppopts.texi (259406) | cppopts.texi (260140) |
|---|---|
| 1@c Copyright (c) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006 2@c Free Software Foundation, Inc. 3@c This is part of the CPP and GCC manuals. 4@c For copying conditions, see the file gcc.texi. 5 6@c --------------------------------------------------------------------- 7@c Options affecting the preprocessor 8@c --------------------------------------------------------------------- --- 631 unchanged lines hidden (view full) --- 640 641@smallexample 642touch foo.h; cpp -dM foo.h 643@end smallexample 644 645@noindent 646will show all the predefined macros. 647 | 1@c Copyright (c) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006 2@c Free Software Foundation, Inc. 3@c This is part of the CPP and GCC manuals. 4@c For copying conditions, see the file gcc.texi. 5 6@c --------------------------------------------------------------------- 7@c Options affecting the preprocessor 8@c --------------------------------------------------------------------- --- 631 unchanged lines hidden (view full) --- 640 641@smallexample 642touch foo.h; cpp -dM foo.h 643@end smallexample 644 645@noindent 646will show all the predefined macros. 647 |
| 648If you use @option{-dM} without the @option{-E} option, @option{-dM} is 649interpreted as a synonym for @option{-fdump-rtl-mach}. 650@xref{Debugging Options, , ,gcc}. 651 |
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| 648@item D 649@opindex dD 650Like @samp{M} except in two respects: it does @emph{not} include the 651predefined macros, and it outputs @emph{both} the @samp{#define} 652directives and the result of preprocessing. Both kinds of output go to 653the standard output file. 654 655@item N --- 105 unchanged lines hidden --- | 652@item D 653@opindex dD 654Like @samp{M} except in two respects: it does @emph{not} include the 655predefined macros, and it outputs @emph{both} the @samp{#define} 656directives and the result of preprocessing. Both kinds of output go to 657the standard output file. 658 659@item N --- 105 unchanged lines hidden --- |