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Groups > comp.lang.c > #3687

Re: compiler switch to indicate "end of function"?

From Ben Pfaff <blp@cs.stanford.edu>
Newsgroups comp.lang.c
Subject Re: compiler switch to indicate "end of function"?
Date 2011-05-10 10:30 -0700
Message-ID <87tyd2jwet.fsf@blp.benpfaff.org> (permalink)
References <e3632e70-5adf-4f04-807a-30634a5fc405@s41g2000prb.googlegroups.com>

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David Mathog <dmathog@gmail.com> writes:

> Sometimes when editing a source file a close brace is accidentally
> deleted, and when that happens, at least with gcc, the error messages
> are not very helpful in locating the error.  Error messages are
> generated from code below it, although not necessarily very near to
> it, going on sometimes to the end of the file, thousands of lines
> later.

If you have an auto-indenting editor, just tell it to re-indent
the whole file and look for the spot where the left margin shifts
rightward a tab stop.  It's usually obvious.

If you are using a version-control system (and if not, why not?),
look at the diff against the last checked-in version.  If it's
indeed a file with thousands of lines, probably the actual
changes are much smaller and you may be able to easily pick out
where you deleted a closing brace.

Try using another compiler or C parser.  GCC is excessively
forgiving because it allows nested function definitions; other
compilers will give an error at the first nested function
definition, since they don't have that extension.
-- 
Ben Pfaff 
http://benpfaff.org

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Thread

compiler switch to indicate "end of function"? David Mathog <dmathog@gmail.com> - 2011-05-10 09:00 -0700
  Re: compiler switch to indicate "end of function"? Tom St Denis <tom@iahu.ca> - 2011-05-10 10:08 -0700
  Re: compiler switch to indicate "end of function"? Ben Pfaff <blp@cs.stanford.edu> - 2011-05-10 10:30 -0700
    Re: compiler switch to indicate "end of function"? David Mathog <dmathog@gmail.com> - 2011-05-10 15:54 -0700
    Re: compiler switch to indicate "end of function"? David Mathog <dmathog@gmail.com> - 2011-05-10 15:56 -0700
      Re: compiler switch to indicate "end of function"? Keith Thompson <kst-u@mib.org> - 2011-05-10 17:41 -0700
        Re: compiler switch to indicate "end of function"? blp@cs.stanford.edu (Ben Pfaff) - 2011-05-10 21:07 -0700
    Re: compiler switch to indicate "end of function"? Datesfat Chicks <datesfat.chicks@gmail.com> - 2011-05-10 19:32 -0400
      Re: compiler switch to indicate "end of function"? Michael Press <rubrum@pacbell.net> - 2011-05-10 23:32 -0700
        Re: compiler switch to indicate "end of function"? Datesfat Chicks <datesfat.chicks@gmail.com> - 2011-05-11 11:49 -0400
          Re: compiler switch to indicate "end of function"? Michael Press <rubrum@pacbell.net> - 2011-05-11 14:19 -0700
  Re: compiler switch to indicate "end of function"? Keith Thompson <kst-u@mib.org> - 2011-05-10 10:37 -0700
  Re: compiler switch to indicate "end of function"? "Kleuskes & Moos" <kleuske@xs4all.nl> - 2011-05-10 13:34 -0700
    Re: compiler switch to indicate "end of function"? Seebs <usenet-nospam@seebs.net> - 2011-05-10 21:22 +0000
      Re: compiler switch to indicate "end of function"? "Kleuskes & Moos" <kleuske@xs4all.nl> - 2011-05-10 16:00 -0700
        Re: compiler switch to indicate "end of function"? Seebs <usenet-nospam@seebs.net> - 2011-05-11 03:16 +0000
      Re: compiler switch to indicate "end of function"? Ian Collins <ian-news@hotmail.com> - 2011-05-11 12:32 +1200
        Re: compiler switch to indicate "end of function"? Keith Thompson <kst-u@mib.org> - 2011-05-10 17:56 -0700
        Re: compiler switch to indicate "end of function"? blp@cs.stanford.edu (Ben Pfaff) - 2011-05-10 21:09 -0700
          Re: compiler switch to indicate "end of function"? Ian Collins <ian-news@hotmail.com> - 2011-05-11 16:14 +1200
            Re: compiler switch to indicate "end of function"? Ben Pfaff <blp@cs.stanford.edu> - 2011-05-10 21:19 -0700
              Re: compiler switch to indicate "end of function"? Ian Collins <ian-news@hotmail.com> - 2011-05-11 16:26 +1200
              Re: compiler switch to indicate "end of function"? Dr Nick <3-nospam@temporary-address.org.uk> - 2011-05-11 07:10 +0100
                Re: compiler switch to indicate "end of function"? Ian Collins <ian-news@hotmail.com> - 2011-05-11 20:50 +1200
                Re: compiler switch to indicate "end of function"? Dr Nick <3-nospam@temporary-address.org.uk> - 2011-05-11 18:53 +0100
              Re: compiler switch to indicate "end of function"? Sherm Pendley <sherm.pendley@gmail.com> - 2011-05-11 11:23 -0400
            Re: compiler switch to indicate "end of function"? Seebs <usenet-nospam@seebs.net> - 2011-05-11 05:30 +0000
      Re: compiler switch to indicate "end of function"? Jonathan Leffler <jleffler@earthlink.net> - 2011-05-10 21:26 -0700
        Re: compiler switch to indicate "end of function"? Keith Thompson <kst-u@mib.org> - 2011-05-11 08:07 -0700
      Re: compiler switch to indicate "end of function"? luser- -droog <mijoryx@yahoo.com> - 2011-05-11 06:04 -0700
        Re: compiler switch to indicate "end of function"? pete <pfiland@mindspring.com> - 2011-05-11 09:42 -0400
    Re: compiler switch to indicate "end of function"? Keith Thompson <kst-u@mib.org> - 2011-05-10 17:34 -0700
      Re: compiler switch to indicate "end of function"? David Mathog <dmathog@gmail.com> - 2011-05-12 08:44 -0700
        Re: compiler switch to indicate "end of function"? Kenneth Brody <kenbrody@spamcop.net> - 2011-05-12 13:41 -0400
          Re: compiler switch to indicate "end of function"? Michael Press <rubrum@pacbell.net> - 2011-05-12 12:08 -0700
            Re: compiler switch to indicate "end of function"? Chad <cdalten@gmail.com> - 2011-05-12 15:28 -0700
        Re: compiler switch to indicate "end of function"? Keith Thompson <kst-u@mib.org> - 2011-05-12 11:49 -0700
          Re: compiler switch to indicate "end of function"? David Mathog <dmathog@gmail.com> - 2011-05-13 08:56 -0700
            Re: compiler switch to indicate "end of function"? "robertwessel2@yahoo.com" <robertwessel2@yahoo.com> - 2011-05-14 00:03 -0700

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