public inbox for gcc-bugs@sourceware.org
help / color / mirror / Atom feed
From: "tromey at gcc dot gnu dot org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug preprocessor/37549] gcc -E -dD prints predefined macros, contrary to docs
Date: Mon, 30 Mar 2009 23:22:00 -0000	[thread overview]
Message-ID: <20090330232201.1463.qmail@sourceware.org> (raw)
In-Reply-To: <bug-37549-16725@http.gcc.gnu.org/bugzilla/>



------- Comment #4 from tromey at gcc dot gnu dot org  2009-03-30 23:22 -------
Try this.
I'll submit it if it regression tests ok.

Index: c-ppoutput.c
===================================================================
--- c-ppoutput.c        (revision 145295)
+++ c-ppoutput.c        (working copy)
@@ -377,6 +380,8 @@
 static void
 cb_define (cpp_reader *pfile, source_location line, cpp_hashnode *node)
 {
+  if (line <= BUILTINS_LOCATION)
+    return;
   maybe_print_line (line);
   fputs ("#define ", print.outf);

@@ -396,6 +401,8 @@
 cb_undef (cpp_reader *pfile ATTRIBUTE_UNUSED, source_location line,
          cpp_hashnode *node)
 {
+  if (line <= BUILTINS_LOCATION)
+    return;
   maybe_print_line (line);
   fprintf (print.outf, "#undef %s\n", NODE_NAME (node));
   print.src_line++;


-- 

tromey at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |tromey at gcc dot gnu dot
                   |                            |org


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37549


      parent reply	other threads:[~2009-03-30 23:22 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-09-17  2:26 [Bug preprocessor/37549] New: " martinrb at google dot com
2008-09-17  3:13 ` Andrew Thomas Pinski
2008-09-17  3:15 ` [Bug preprocessor/37549] " pinskia at gmail dot com
2008-09-17  4:28 ` martinrb at google dot com
2009-03-30  0:40 ` jsm28 at gcc dot gnu dot org
2009-03-30 23:22 ` tromey at gcc dot gnu dot org [this message]

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20090330232201.1463.qmail@sourceware.org \
    --to=gcc-bugzilla@gcc.gnu.org \
    --cc=gcc-bugs@gcc.gnu.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).